--- /dev/null
+CONFIG_ADM5120=y
+CONFIG_ADM5120_ENET=y
+CONFIG_ADM5120_MACH_5GXI=y
+CONFIG_ADM5120_MACH_BR_6104K=y
+CONFIG_ADM5120_MACH_BR_6104KP=y
+CONFIG_ADM5120_MACH_BR_61X4WG=y
+CONFIG_ADM5120_MACH_CAS_771=y
+CONFIG_ADM5120_MACH_EASY5120P_ATA=y
+CONFIG_ADM5120_MACH_EASY5120_RT=y
+CONFIG_ADM5120_MACH_EASY5120_WVOIP=y
+CONFIG_ADM5120_MACH_EASY83000=y
+CONFIG_ADM5120_MACH_EB_214A=y
+CONFIG_ADM5120_MACH_NFS_101=y
+CONFIG_ADM5120_MACH_NP27G=y
+CONFIG_ADM5120_MACH_NP28G=y
+CONFIG_ADM5120_MACH_PMUGW=y
+# CONFIG_ADM5120_MACH_RB_11X is not set
+# CONFIG_ADM5120_MACH_RB_133 is not set
+# CONFIG_ADM5120_MACH_RB_133C is not set
+# CONFIG_ADM5120_MACH_RB_150 is not set
+# CONFIG_ADM5120_MACH_RB_153 is not set
+# CONFIG_ADM5120_MACH_RB_192 is not set
+CONFIG_ADM5120_MACH_WP54=y
+CONFIG_ADM5120_OEM_CELLVISION=y
+CONFIG_ADM5120_OEM_COMPEX=y
+CONFIG_ADM5120_OEM_EDIMAX=y
+CONFIG_ADM5120_OEM_GENERIC=y
+CONFIG_ADM5120_OEM_INFINEON=y
+# CONFIG_ADM5120_OEM_MIKROTIK is not set
+CONFIG_ADM5120_OEM_MOTOROLA=y
+CONFIG_ADM5120_OEM_OSBRIDGE=y
+# CONFIG_ADM5120_OEM_ZYXEL is not set
+CONFIG_ADM5120_SOC_BGA=y
+CONFIG_ADM5120_WDT=y
+CONFIG_ARCH_BINFMT_ELF_RANDOMIZE_PIE=y
+CONFIG_ARCH_DISCARD_MEMBLOCK=y
+CONFIG_ARCH_HAS_ATOMIC64_DEC_IF_POSITIVE=y
+CONFIG_ARCH_HAVE_CUSTOM_GPIO_H=y
+CONFIG_ARCH_HIBERNATION_POSSIBLE=y
+CONFIG_ARCH_REQUIRE_GPIOLIB=y
+CONFIG_ARCH_SUSPEND_POSSIBLE=y
+CONFIG_ARCH_WANT_IPC_PARSE_VERSION=y
+CONFIG_ARM_AMBA=y
+# CONFIG_ARM_SP805_WATCHDOG is not set
+CONFIG_ATA=m
+CONFIG_CC_OPTIMIZE_FOR_SIZE=y
+CONFIG_CEVT_R4K=y
+CONFIG_CEVT_R4K_LIB=y
+CONFIG_CMDLINE="console=ttyAM0,115200 rootfstype=squashfs,jffs2"
+CONFIG_CMDLINE_BOOL=y
+# CONFIG_CMDLINE_OVERRIDE is not set
+# CONFIG_CPU_BIG_ENDIAN is not set
+CONFIG_CPU_GENERIC_DUMP_TLB=y
+CONFIG_CPU_HAS_PREFETCH=y
+CONFIG_CPU_HAS_SYNC=y
+CONFIG_CPU_LITTLE_ENDIAN=y
+CONFIG_CPU_MIPS32=y
+CONFIG_CPU_MIPS32_R1=y
+CONFIG_CPU_MIPSR1=y
+CONFIG_CPU_R4K_CACHE_TLB=y
+CONFIG_CPU_R4K_FPU=y
+CONFIG_CPU_SUPPORTS_32BIT_KERNEL=y
+CONFIG_CPU_SUPPORTS_HIGHMEM=y
+CONFIG_CSRC_R4K=y
+CONFIG_CSRC_R4K_LIB=y
+CONFIG_DECOMPRESS_LZMA=y
+CONFIG_DMA_NONCOHERENT=y
+CONFIG_EARLY_PRINTK=y
+CONFIG_FIRMWARE_IN_KERNEL=y
+CONFIG_GENERIC_ATOMIC64=y
+CONFIG_GENERIC_CLOCKEVENTS=y
+CONFIG_GENERIC_CLOCKEVENTS_BUILD=y
+CONFIG_GENERIC_CMOS_UPDATE=y
+CONFIG_GENERIC_GPIO=y
+CONFIG_GENERIC_IO=y
+CONFIG_GENERIC_IRQ_SHOW=y
+CONFIG_GENERIC_PCI_IOMAP=y
+CONFIG_GENERIC_SMP_IDLE_THREAD=y
+CONFIG_GPIOLIB=y
+CONFIG_GPIO_SYSFS=y
+CONFIG_HARDWARE_WATCHPOINTS=y
+CONFIG_HAS_DMA=y
+CONFIG_HAS_IOMEM=y
+CONFIG_HAS_IOPORT=y
+CONFIG_HAVE_ARCH_JUMP_LABEL=y
+CONFIG_HAVE_ARCH_KGDB=y
+CONFIG_HAVE_CLK=y
+CONFIG_HAVE_C_RECORDMCOUNT=y
+CONFIG_HAVE_DEBUG_KMEMLEAK=y
+CONFIG_HAVE_DMA_API_DEBUG=y
+CONFIG_HAVE_DMA_ATTRS=y
+CONFIG_HAVE_DYNAMIC_FTRACE=y
+CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
+CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
+CONFIG_HAVE_FUNCTION_TRACER=y
+CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST=y
+CONFIG_HAVE_GENERIC_DMA_COHERENT=y
+CONFIG_HAVE_GENERIC_HARDIRQS=y
+CONFIG_HAVE_IDE=y
+CONFIG_HAVE_IRQ_WORK=y
+CONFIG_HAVE_MEMBLOCK=y
+CONFIG_HAVE_MEMBLOCK_NODE_MAP=y
+CONFIG_HAVE_MOD_ARCH_SPECIFIC=y
+CONFIG_HAVE_OPROFILE=y
+CONFIG_HAVE_PERF_EVENTS=y
+CONFIG_HID=m
+CONFIG_HOSTAP=m
+CONFIG_HOSTAP_FIRMWARE=y
+# CONFIG_HOSTAP_FIRMWARE_NVRAM is not set
+CONFIG_HOSTAP_PCI=m
+CONFIG_HW_HAS_PCI=y
+CONFIG_HW_RANDOM=y
+CONFIG_HZ=250
+# CONFIG_HZ_100 is not set
+CONFIG_HZ_250=y
+CONFIG_IKCONFIG=y
+CONFIG_IKCONFIG_PROC=y
+CONFIG_IMAGE_CMDLINE_HACK=y
+CONFIG_INITRAMFS_SOURCE=""
+CONFIG_INPUT=m
+# CONFIG_IP_MROUTE_MULTIPLE_TABLES is not set
+CONFIG_IRQ_CPU=y
+CONFIG_IRQ_FORCED_THREADING=y
+# CONFIG_LEDS_TRIGGER_ADM5120_SWITCH is not set
+CONFIG_LEGACY_PTYS=y
+CONFIG_LEGACY_PTY_COUNT=256
+CONFIG_LIB80211=m
+CONFIG_LIB80211_CRYPT_CCMP=m
+CONFIG_LIB80211_CRYPT_TKIP=m
+CONFIG_LIB80211_CRYPT_WEP=m
+CONFIG_MII=m
+CONFIG_MIPS=y
+CONFIG_MIPS_L1_CACHE_SHIFT=5
+CONFIG_MIPS_MACHINE=y
+CONFIG_MIPS_MT_DISABLED=y
+# CONFIG_MIPS_O32_FP64_SUPPORT is not set
+CONFIG_MODULES_USE_ELF_REL=y
+CONFIG_MTD_ADM5120=y
+CONFIG_MTD_CFI_FIXUP_MACRONIX_BOOTLOC=y
+# CONFIG_MTD_CFI_INTELEXT is not set
+CONFIG_MTD_CMDLINE_PARTS=y
+CONFIG_MTD_JEDECPROBE=y
+CONFIG_MTD_MYLOADER_PARTS=y
+CONFIG_MTD_TRXSPLIT=y
+CONFIG_NEED_DMA_MAP_STATE=y
+CONFIG_NEED_PER_CPU_KM=y
+CONFIG_NLS=m
+CONFIG_NO_EXCEPT_FILL=y
+CONFIG_NO_GENERIC_PCI_IOPORT_MAP=y
+CONFIG_NO_HZ=y
+CONFIG_PAGEFLAGS_EXTENDED=y
+# CONFIG_PARTITION_ADVANCED is not set
+CONFIG_PCI=y
+CONFIG_PCI_DISABLE_COMMON_QUIRKS=y
+CONFIG_PCI_DOMAINS=y
+CONFIG_PERF_USE_VMALLOC=y
+# CONFIG_PREEMPT_RCU is not set
+CONFIG_SCSI=m
+CONFIG_SCSI_MOD=m
+# CONFIG_SERIAL_8250 is not set
+CONFIG_SERIAL_AMBA_PL010=y
+CONFIG_SERIAL_AMBA_PL010_CONSOLE=y
+CONFIG_SERIAL_AMBA_PL010_NUMPORTS=2
+# CONFIG_SERIAL_AMBA_PL011 is not set
+CONFIG_SERIO=y
+CONFIG_SERIO_SERPORT=y
+CONFIG_SOFT_WATCHDOG=m
+# CONFIG_SWAP is not set
+CONFIG_SYS_HAS_CPU_MIPS32_R1=y
+CONFIG_SYS_HAS_EARLY_PRINTK=y
+CONFIG_SYS_SUPPORTS_32BIT_KERNEL=y
+CONFIG_SYS_SUPPORTS_ARBIT_HZ=y
+CONFIG_SYS_SUPPORTS_BIG_ENDIAN=y
+CONFIG_SYS_SUPPORTS_LITTLE_ENDIAN=y
+CONFIG_TICK_CPU_ACCOUNTING=y
+CONFIG_UIDGID_CONVERTED=y
+CONFIG_USB=m
+CONFIG_USB_ADM5120_HCD=m
+CONFIG_USB_ARCH_HAS_XHCI=y
+CONFIG_USB_COMMON=m
+CONFIG_USB_EHCI_HCD=m
+# CONFIG_USB_EHCI_HCD_PLATFORM is not set
+# CONFIG_USB_OHCI_BIG_ENDIAN_DESC is not set
+# CONFIG_USB_OHCI_BIG_ENDIAN_MMIO is not set
+CONFIG_USB_OHCI_HCD=m
+# CONFIG_USB_OHCI_HCD_PLATFORM is not set
+CONFIG_USB_SUPPORT=y
+# CONFIG_USB_UHCI_HCD is not set
+CONFIG_WATCHDOG_CORE=y
+CONFIG_ZONE_DMA_FLAG=0
--- /dev/null
+if ADM5120
+
+menu "ADM5120 Board selection"
+
+config ADM5120_MACH_CAS_771
+ bool "Cellvision CAS-771/771W support"
+ depends on CPU_LITTLE_ENDIAN
+ select ADM5120_SOC_BGA
+ select ADM5120_OEM_CELLVISION
+ default y
+
+config ADM5120_MACH_NFS_101
+ bool "Cellvision NFS-101U/101WU support"
+ depends on CPU_LITTLE_ENDIAN
+ select ADM5120_SOC_BGA
+ select ADM5120_OEM_CELLVISION
+ default y
+
+config ADM5120_MACH_NP27G
+ bool "Compex NP27G support"
+ depends on CPU_LITTLE_ENDIAN
+ select ADM5120_SOC_BGA
+ select ADM5120_OEM_COMPEX
+ default y
+
+config ADM5120_MACH_NP28G
+ bool "Compex NP28G support"
+ depends on CPU_LITTLE_ENDIAN
+ select ADM5120_SOC_BGA
+ select ADM5120_OEM_COMPEX
+ default y
+
+config ADM5120_MACH_WP54
+ bool "Compex WP54 family support"
+ depends on CPU_LITTLE_ENDIAN
+ select ADM5120_SOC_BGA
+ select ADM5120_OEM_COMPEX
+ default y
+
+config ADM5120_MACH_EB_214A
+ bool "EB-214A support"
+ depends on CPU_LITTLE_ENDIAN
+ select ADM5120_SOC_BGA
+ select ADM5120_OEM_GENERIC
+ default y
+
+config ADM5120_MACH_BR_6104K
+ bool "Edimax BR-6104K support"
+ depends on CPU_LITTLE_ENDIAN
+ select ADM5120_OEM_EDIMAX
+ default y
+
+config ADM5120_MACH_BR_6104KP
+ bool "Edimax BR-6104KP support"
+ depends on CPU_LITTLE_ENDIAN
+ select ADM5120_OEM_EDIMAX
+ default y
+
+config ADM5120_MACH_BR_61X4WG
+ bool "Edimax BR-6104WG/6114WG support"
+ depends on CPU_LITTLE_ENDIAN
+ select ADM5120_SOC_BGA
+ select ADM5120_OEM_EDIMAX
+ default y
+
+config ADM5120_MACH_EASY5120_RT
+ bool "Infineon EASY 5120-RT Reference Board support"
+ depends on CPU_LITTLE_ENDIAN
+ select ADM5120_SOC_BGA
+ select ADM5120_OEM_INFINEON
+ default y
+
+config ADM5120_MACH_EASY5120_WVOIP
+ bool "Infineon EASY 5120-WVoIP Reference Board support"
+ depends on CPU_LITTLE_ENDIAN
+ select ADM5120_SOC_BGA
+ select ADM5120_OEM_INFINEON
+ default y
+
+config ADM5120_MACH_EASY5120P_ATA
+ bool "Infineon EASY 5120P-ATA Reference Board support"
+ depends on CPU_LITTLE_ENDIAN
+ select ADM5120_OEM_INFINEON
+ default y
+
+config ADM5120_MACH_EASY83000
+ bool "Infineon EASY 83000 Reference Board support"
+ depends on CPU_LITTLE_ENDIAN
+ select ADM5120_OEM_INFINEON
+ default y
+
+config ADM5120_MACH_RB_11X
+ bool "MikroTik RouterBOARD 111/112 support"
+ depends on CPU_LITTLE_ENDIAN
+ select ADM5120_SOC_BGA
+ select ADM5120_OEM_MIKROTIK
+ default y
+
+config ADM5120_MACH_RB_133
+ bool "MikroTik RouterBOARD 133 support"
+ depends on CPU_LITTLE_ENDIAN
+ select ADM5120_SOC_BGA
+ select ADM5120_OEM_MIKROTIK
+ default y
+
+config ADM5120_MACH_RB_133C
+ bool "MikroTik RouterBOARD 133C support"
+ depends on CPU_LITTLE_ENDIAN
+ select ADM5120_SOC_BGA
+ select ADM5120_OEM_MIKROTIK
+ default y
+
+config ADM5120_MACH_RB_150
+ bool "MikroTik RouterBOARD 150 support"
+ depends on CPU_LITTLE_ENDIAN
+ select ADM5120_OEM_MIKROTIK
+ default y
+
+config ADM5120_MACH_RB_153
+ bool "MikroTik RouterBOARD 153 support"
+ depends on CPU_LITTLE_ENDIAN
+ select ADM5120_SOC_BGA
+ select ADM5120_OEM_MIKROTIK
+ default y
+
+config ADM5120_MACH_RB_192
+ bool "MikroTik RouterBOARD 192 support"
+ depends on CPU_LITTLE_ENDIAN
+ select ADM5120_SOC_BGA
+ select ADM5120_OEM_MIKROTIK
+ default y
+
+config ADM5120_MACH_PMUGW
+ bool "Motorola Powerline MU Gateway"
+ depends on CPU_LITTLE_ENDIAN
+ select ADM5120_SOC_BGA
+ select ADM5120_OEM_MOTOROLA
+ default y
+
+config ADM5120_MACH_5GXI
+ bool "OSBRiDGE 5GXi/5XLi support"
+ depends on CPU_LITTLE_ENDIAN
+ select ADM5120_SOC_BGA
+ select ADM5120_OEM_OSBRIDGE
+ default y
+
+config ADM5120_MACH_P_334WT
+ bool "ZyXEL Prestige 334WT"
+ depends on CPU_BIG_ENDIAN
+ select ADM5120_SOC_BGA
+ select ADM5120_OEM_ZYXEL
+ default y
+
+config ADM5120_MACH_P_335
+ bool "ZyXEL Prestige 335/335WT"
+ depends on CPU_BIG_ENDIAN
+ select ADM5120_SOC_BGA
+ select ADM5120_OEM_ZYXEL
+ default y
+
+endmenu
+
+config ADM5120_SOC_BGA
+ select HW_HAS_PCI
+ def_bool n
+
+config ADM5120_OEM_CELLVISION
+ def_bool n
+
+config ADM5120_OEM_COMPEX
+ def_bool n
+
+config ADM5120_OEM_EDIMAX
+ def_bool n
+
+config ADM5120_OEM_GENERIC
+ def_bool n
+
+config ADM5120_OEM_INFINEON
+ def_bool n
+
+config ADM5120_OEM_MIKROTIK
+ def_bool n
+
+config ADM5120_OEM_MOTOROLA
+ def_bool n
+
+config ADM5120_OEM_OSBRIDGE
+ def_bool n
+
+config ADM5120_OEM_ZYXEL
+ def_bool n
+
+config ARM_AMBA
+ def_bool y
+
+endif
--- /dev/null
+#
+# Infineon/ADMtek ADM5120
+#
+
+platform-$(CONFIG_ADM5120) += adm5120/common/
+
+platform-$(CONFIG_ADM5120_OEM_CELLVISION) += adm5120/cellvision/
+platform-$(CONFIG_ADM5120_OEM_COMPEX) += adm5120/compex/
+platform-$(CONFIG_ADM5120_OEM_EDIMAX) += adm5120/edimax/
+platform-$(CONFIG_ADM5120_OEM_GENERIC) += adm5120/generic/
+platform-$(CONFIG_ADM5120_OEM_INFINEON) += adm5120/infineon/
+platform-$(CONFIG_ADM5120_OEM_MIKROTIK) += adm5120/mikrotik/
+platform-$(CONFIG_ADM5120_OEM_MOTOROLA) += adm5120/motorola/
+platform-$(CONFIG_ADM5120_OEM_OSBRIDGE) += adm5120/osbridge/
+platform-$(CONFIG_ADM5120_OEM_ZYXEL) += adm5120/zyxel/
+
+cflags-$(CONFIG_ADM5120) += -I$(srctree)/arch/mips/include/asm/mach-adm5120
+libs-$(CONFIG_ADM5120) += arch/mips/adm5120/prom/
+load-$(CONFIG_ADM5120) += 0xffffffff80001000
--- /dev/null
+obj-y += cellvision.o
+
+obj-$(CONFIG_ADM5120_MACH_CAS_771) += cas-771.o
+obj-$(CONFIG_ADM5120_MACH_NFS_101) += nfs-101.o
--- /dev/null
+/*
+ * Cellvision/SparkLAN CAS-771/771W support
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#include "cellvision.h"
+
+static struct adm5120_pci_irq cas771_pci_irqs[] __initdata = {
+ PCIIRQ(2, 0, 1, ADM5120_IRQ_PCI0),
+ PCIIRQ(3, 0, 1, ADM5120_IRQ_PCI1),
+ PCIIRQ(3, 2, 3, ADM5120_IRQ_PCI2)
+};
+
+static struct gpio_led cas771_gpio_leds[] __initdata = {
+ GPIO_LED_STD(ADM5120_GPIO_PIN0, "cam_flash", NULL),
+ /* GPIO PIN3 is the reset */
+ GPIO_LED_STD(ADM5120_GPIO_PIN6, "access", NULL),
+ GPIO_LED_STD(ADM5120_GPIO_P0L1, "status", NULL),
+ GPIO_LED_STD(ADM5120_GPIO_P0L2, "diag", NULL),
+};
+
+static void __init cas771_setup(void)
+{
+ cas7xx_setup();
+ adm5120_add_device_gpio_leds(ARRAY_SIZE(cas771_gpio_leds),
+ cas771_gpio_leds);
+ adm5120_pci_set_irq_map(ARRAY_SIZE(cas771_pci_irqs), cas771_pci_irqs);
+}
+
+MIPS_MACHINE(MACH_ADM5120_CAS771, "CAS-771", "Cellvision CAS-771/771W",
+ cas771_setup);
--- /dev/null
+/*
+ * Cellvision/SparkLAN boards
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#include "cellvision.h"
+
+#include <prom/admboot.h>
+
+#define CELLVISION_GPIO_FLASH_A20 ADM5120_GPIO_PIN5
+#define CELLVISION_GPIO_DEV_MASK (1 << CELLVISION_GPIO_FLASH_A20)
+
+#define CELLVISION_CONFIG_OFFSET 0x8000
+#define CELLVISION_CONFIG_SIZE 0x1000
+
+static struct mtd_partition cas6xx_partitions[] = {
+ {
+ .name = "admboot",
+ .offset = 0,
+ .size = 32*1024,
+ .mask_flags = MTD_WRITEABLE,
+ } , {
+ .name = "config",
+ .offset = MTDPART_OFS_APPEND,
+ .size = 32*1024,
+ } , {
+ .name = "nvfs1",
+ .offset = MTDPART_OFS_APPEND,
+ .size = 64*1024,
+ } , {
+ .name = "nvfs2",
+ .offset = MTDPART_OFS_APPEND,
+ .size = 64*1024,
+ } , {
+ .name = "firmware",
+ .offset = MTDPART_OFS_APPEND,
+ .size = MTDPART_SIZ_FULL,
+ }
+};
+
+static struct mtd_partition cas7xx_partitions[] = {
+ {
+ .name = "admboot",
+ .offset = 0,
+ .size = 32*1024,
+ .mask_flags = MTD_WRITEABLE,
+ } , {
+ .name = "config",
+ .offset = MTDPART_OFS_APPEND,
+ .size = 32*1024,
+ } , {
+ .name = "nvfs",
+ .offset = MTDPART_OFS_APPEND,
+ .size = 128*1024,
+ } , {
+ .name = "firmware",
+ .offset = MTDPART_OFS_APPEND,
+ .size = MTDPART_SIZ_FULL,
+ }
+};
+
+static void switch_bank_gpio5(unsigned bank)
+{
+ switch (bank) {
+ case 0:
+ gpio_set_value(CELLVISION_GPIO_FLASH_A20, 0);
+ break;
+ case 1:
+ gpio_set_value(CELLVISION_GPIO_FLASH_A20, 1);
+ break;
+ }
+}
+
+static void __init cellvision_flash_setup(void)
+{
+ /* setup flash A20 line */
+ gpio_request(CELLVISION_GPIO_FLASH_A20, NULL);
+ gpio_direction_output(CELLVISION_GPIO_FLASH_A20, 0);
+
+ adm5120_flash0_data.switch_bank = switch_bank_gpio5;
+ adm5120_add_device_flash(0);
+}
+
+void __init cellvision_mac_setup(void)
+{
+ u8 mac_base[6];
+ int err;
+
+ err = admboot_get_mac_base(CELLVISION_CONFIG_OFFSET,
+ CELLVISION_CONFIG_SIZE, mac_base);
+
+ if ((err) || !is_valid_ether_addr(mac_base))
+ random_ether_addr(mac_base);
+
+ adm5120_setup_eth_macs(mac_base);
+}
+
+void __init cas6xx_flash_setup(void)
+{
+ adm5120_flash0_data.nr_parts = ARRAY_SIZE(cas6xx_partitions);
+ adm5120_flash0_data.parts = cas6xx_partitions;
+
+ cellvision_flash_setup();
+}
+
+void __init cas7xx_flash_setup(void)
+{
+ adm5120_flash0_data.nr_parts = ARRAY_SIZE(cas7xx_partitions);
+ adm5120_flash0_data.parts = cas7xx_partitions;
+
+ cellvision_flash_setup();
+}
+
+void __init cas6xx_setup(void)
+{
+ cas6xx_flash_setup();
+ adm5120_add_device_uart(0);
+ adm5120_add_device_uart(1);
+ adm5120_add_device_switch(1, NULL);
+}
+
+MIPS_MACHINE(MACH_ADM5120_CAS630, "CAS-630", "Cellvision CAS-630/630W",
+ cas6xx_setup);
+MIPS_MACHINE(MACH_ADM5120_CAS670, "CAS-670", "Cellvision CAS-670/670W",
+ cas6xx_setup);
+
+void __init cas7xx_setup(void)
+{
+ cas7xx_flash_setup();
+ cellvision_mac_setup();
+ adm5120_add_device_uart(0);
+ adm5120_add_device_uart(1);
+ adm5120_add_device_switch(1, NULL);
+}
+
+MIPS_MACHINE(MACH_ADM5120_CAS700, "CAS-700", "Cellvision CAS-700/700W",
+ cas7xx_setup);
+MIPS_MACHINE(MACH_ADM5120_CAS790, "CAS-790", "Cellvision CAS-790",
+ cas7xx_setup);
+MIPS_MACHINE(MACH_ADM5120_CAS861, "CAS-861", "Cellvision CAS-861/861W",
+ cas7xx_setup);
--- /dev/null
+/*
+ * Cellvision/SparkLAN boards
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/gpio.h>
+#include <linux/irq.h>
+#include <linux/etherdevice.h>
+
+#include <asm/mips_machine.h>
+
+#include <asm/mach-adm5120/adm5120_info.h>
+#include <asm/mach-adm5120/adm5120_platform.h>
+
+extern void cellvision_mac_setup(void) __init;
+
+extern void cas6xx_flash_setup(void) __init;
+extern void cas7xx_flash_setup(void) __init;
+extern void cas6xx_setup(void) __init;
+extern void cas7xx_setup(void) __init;
--- /dev/null
+/*
+ * Cellvision/SparkLAN NFS-101U/WU support
+ *
+ * Copyright (C) 2007-2009 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#include "cellvision.h"
+
+static struct adm5120_pci_irq nfs101_pci_irqs[] __initdata = {
+ /* miniPCI slot */
+ PCIIRQ(2, 0, 1, ADM5120_IRQ_PCI0),
+
+ /* ALi USB controller */
+ PCIIRQ(3, 0, 2, ADM5120_IRQ_PCI2),
+ PCIIRQ(3, 3, 1, ADM5120_IRQ_PCI1),
+
+ /* NEC USB controller */
+ PCIIRQ(3, 0, 1, ADM5120_IRQ_PCI1),
+ PCIIRQ(3, 1, 2, ADM5120_IRQ_PCI2),
+ PCIIRQ(3, 2, 3, ADM5120_IRQ_PCI2),
+};
+
+static u8 nfs101_vlans[6] __initdata = {
+ /* FIXME: not tested */
+ 0x5f, 0x00, 0x00, 0x00, 0x00, 0x00
+};
+
+static void __init nfs101_setup(void)
+{
+ cas6xx_flash_setup();
+ cellvision_mac_setup();
+
+ adm5120_add_device_uart(0);
+ adm5120_add_device_uart(1);
+ adm5120_add_device_switch(1, nfs101_vlans);
+
+ adm5120_pci_set_irq_map(ARRAY_SIZE(nfs101_pci_irqs),
+ nfs101_pci_irqs);
+}
+
+MIPS_MACHINE(MACH_ADM5120_NFS101U, "NFS-101U", "Cellvision NFS-101U/101WU",
+ nfs101_setup);
--- /dev/null
+#
+# Makefile for the Infineon/ADMtek ADM5120 SoC specific parts of the kernel
+#
+
+obj-y := adm5120.o setup.o prom.o irq.o memory.o clock.o \
+ gpio.o platform.o
+
+obj-$(CONFIG_EARLY_PRINTK) += early-printk.o
--- /dev/null
+/*
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#include <linux/types.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/io.h>
+
+#include <asm/addrspace.h>
+
+#include <asm/mach-adm5120/adm5120_info.h>
+#include <asm/mach-adm5120/adm5120_defs.h>
+#include <asm/mach-adm5120/adm5120_switch.h>
+
+unsigned int adm5120_product_code;
+unsigned int adm5120_revision;
+unsigned int adm5120_package;
+unsigned int adm5120_nand_boot;
+unsigned long adm5120_speed;
+
+/*
+ * CPU settings detection
+ */
+#define CODE_GET_PC(c) ((c) & CODE_PC_MASK)
+#define CODE_GET_REV(c) (((c) >> CODE_REV_SHIFT) & CODE_REV_MASK)
+#define CODE_GET_PK(c) (((c) >> CODE_PK_SHIFT) & CODE_PK_MASK)
+#define CODE_GET_CLKS(c) (((c) >> CODE_CLKS_SHIFT) & CODE_CLKS_MASK)
+#define CODE_GET_NAB(c) (((c) & CODE_NAB) != 0)
+
+void adm5120_ndelay(u32 ns)
+{
+ u32 t;
+
+ SW_WRITE_REG(SWITCH_REG_TIMER, TIMER_PERIOD_DEFAULT);
+ SW_WRITE_REG(SWITCH_REG_TIMER_INT, (TIMER_INT_TOS | TIMER_INT_TOM));
+
+ t = (ns+640) / 640;
+ t &= TIMER_PERIOD_MASK;
+ SW_WRITE_REG(SWITCH_REG_TIMER, t | TIMER_TE);
+
+ /* wait until the timer expires */
+ do {
+ t = SW_READ_REG(SWITCH_REG_TIMER_INT);
+ } while ((t & TIMER_INT_TOS) == 0);
+
+ /* leave the timer disabled */
+ SW_WRITE_REG(SWITCH_REG_TIMER, TIMER_PERIOD_DEFAULT);
+ SW_WRITE_REG(SWITCH_REG_TIMER_INT, (TIMER_INT_TOS | TIMER_INT_TOM));
+}
+
+void __init adm5120_soc_init(void)
+{
+ u32 code;
+ u32 clks;
+
+ code = SW_READ_REG(SWITCH_REG_CODE);
+
+ adm5120_product_code = CODE_GET_PC(code);
+ adm5120_revision = CODE_GET_REV(code);
+ adm5120_package = (CODE_GET_PK(code) == CODE_PK_BGA) ?
+ ADM5120_PACKAGE_BGA : ADM5120_PACKAGE_PQFP;
+ adm5120_nand_boot = CODE_GET_NAB(code);
+
+ clks = CODE_GET_CLKS(code);
+ adm5120_speed = ADM5120_SPEED_175;
+ if (clks & 1)
+ adm5120_speed += 25000000;
+ if (clks & 2)
+ adm5120_speed += 50000000;
+}
--- /dev/null
+/*
+ * ADM5120 minimal CLK API implementation
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This file was based on the CLK API implementation in:
+ * arch/mips/tx4938/toshiba_rbtx4938/setup.c
+ * Copyright (C) 2000-2001 Toshiba Corporation
+ * 2003-2005 (c) MontaVista Software, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#include <linux/kernel.h>
+#include <linux/string.h>
+#include <linux/module.h>
+#include <linux/err.h>
+#include <linux/clk.h>
+#include <linux/device.h>
+
+#include <asm/mach-adm5120/adm5120_defs.h>
+
+struct clk {
+ unsigned long rate;
+};
+
+static struct clk uart_clk = {
+ .rate = ADM5120_UART_CLOCK
+};
+
+struct clk *clk_get(struct device *dev, const char *id)
+{
+ const char *name = dev_name(dev);
+
+ if (!strcmp(name, "apb:uart0") || !strcmp(name, "apb:uart1"))
+ return &uart_clk;
+
+ return ERR_PTR(-ENOENT);
+}
+EXPORT_SYMBOL(clk_get);
+
+int clk_enable(struct clk *clk)
+{
+ return 0;
+}
+EXPORT_SYMBOL(clk_enable);
+
+void clk_disable(struct clk *clk)
+{
+}
+EXPORT_SYMBOL(clk_disable);
+
+unsigned long clk_get_rate(struct clk *clk)
+{
+ return clk->rate;
+}
+EXPORT_SYMBOL(clk_get_rate);
+
+void clk_put(struct clk *clk)
+{
+}
+EXPORT_SYMBOL(clk_put);
--- /dev/null
+/*
+ * ADM5120 specific early printk support
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#include <linux/init.h>
+#include <linux/io.h>
+
+#include <asm/addrspace.h>
+#include <asm/mach-adm5120/adm5120_defs.h>
+#include <asm/mach-adm5120/adm5120_uart.h>
+
+#define UART_READ(r) \
+ __raw_readl((void __iomem *)(KSEG1ADDR(ADM5120_UART0_BASE)+(r)))
+#define UART_WRITE(r, v) \
+ __raw_writel((v), (void __iomem *)(KSEG1ADDR(ADM5120_UART0_BASE)+(r)))
+
+void __init prom_putchar(char ch)
+{
+ while ((UART_READ(UART_REG_FLAG) & UART_FLAG_TXFE) == 0)
+ ;
+ UART_WRITE(UART_REG_DATA, ch);
+ while ((UART_READ(UART_REG_FLAG) & UART_FLAG_TXFE) == 0)
+ ;
+}
--- /dev/null
+/*
+ * ADM5120 generic GPIO API support via GPIOLIB
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#include <linux/init.h>
+#include <linux/types.h>
+#include <linux/module.h>
+#include <linux/irq.h>
+#include <linux/delay.h>
+#include <linux/platform_device.h>
+#include <linux/io.h>
+#include <linux/gpio.h>
+
+#include <asm/addrspace.h>
+
+#include <asm/mach-adm5120/adm5120_defs.h>
+#include <asm/mach-adm5120/adm5120_info.h>
+#include <asm/mach-adm5120/adm5120_switch.h>
+
+#define GPIO_REG(r) (void __iomem *)(KSEG1ADDR(ADM5120_SWITCH_BASE) + r)
+
+struct gpio1_desc {
+ void __iomem *reg; /* register address */
+ u8 iv_shift; /* shift amount for input bit */
+ u8 mode_shift; /* shift amount for mode bits */
+};
+
+#define GPIO1_DESC(p, l) { \
+ .reg = GPIO_REG(SWITCH_REG_PORT0_LED + ((p) * 4)), \
+ .iv_shift = LED0_IV_SHIFT + (l), \
+ .mode_shift = (l) * 4 \
+ }
+
+static struct gpio1_desc gpio1_table[15] = {
+ GPIO1_DESC(0, 0), GPIO1_DESC(0, 1), GPIO1_DESC(0, 2),
+ GPIO1_DESC(1, 0), GPIO1_DESC(1, 1), GPIO1_DESC(1, 2),
+ GPIO1_DESC(2, 0), GPIO1_DESC(2, 1), GPIO1_DESC(2, 2),
+ GPIO1_DESC(3, 0), GPIO1_DESC(3, 1), GPIO1_DESC(3, 2),
+ GPIO1_DESC(4, 0), GPIO1_DESC(4, 1), GPIO1_DESC(4, 2)
+};
+
+static u32 gpio_conf2;
+
+int adm5120_gpio_to_irq(unsigned gpio)
+{
+ int ret;
+
+ switch (gpio) {
+ case ADM5120_GPIO_PIN2:
+ ret = ADM5120_IRQ_GPIO2;
+ break;
+ case ADM5120_GPIO_PIN4:
+ ret = ADM5120_IRQ_GPIO4;
+ break;
+ default:
+ ret = -EINVAL;
+ break;
+ }
+
+ return ret;
+}
+EXPORT_SYMBOL(adm5120_gpio_to_irq);
+
+int adm5120_irq_to_gpio(unsigned irq)
+{
+ int ret;
+
+ switch (irq) {
+ case ADM5120_IRQ_GPIO2:
+ ret = ADM5120_GPIO_PIN2;
+ break;
+ case ADM5120_IRQ_GPIO4:
+ ret = ADM5120_GPIO_PIN4;
+ break;
+ default:
+ ret = -EINVAL;
+ break;
+ }
+
+ return ret;
+}
+EXPORT_SYMBOL(adm5120_irq_to_gpio);
+
+/*
+ * Helpers for GPIO lines in GPIO_CONF0 register
+ */
+#define PIN_IM(p) ((1 << GPIO_CONF0_IM_SHIFT) << p)
+#define PIN_IV(p) ((1 << GPIO_CONF0_IV_SHIFT) << p)
+#define PIN_OE(p) ((1 << GPIO_CONF0_OE_SHIFT) << p)
+#define PIN_OV(p) ((1 << GPIO_CONF0_OV_SHIFT) << p)
+
+int __adm5120_gpio0_get_value(unsigned offset)
+{
+ void __iomem **reg;
+ u32 t;
+
+ reg = GPIO_REG(SWITCH_REG_GPIO_CONF0);
+
+ t = __raw_readl(reg);
+ if ((t & PIN_IM(offset)) != 0)
+ t &= PIN_IV(offset);
+ else
+ t &= PIN_OV(offset);
+
+ return (t) ? 1 : 0;
+}
+EXPORT_SYMBOL(__adm5120_gpio0_get_value);
+
+void __adm5120_gpio0_set_value(unsigned offset, int value)
+{
+ void __iomem **reg;
+ u32 t;
+
+ reg = GPIO_REG(SWITCH_REG_GPIO_CONF0);
+
+ t = __raw_readl(reg);
+ if (value == 0)
+ t &= ~(PIN_OV(offset));
+ else
+ t |= PIN_OV(offset);
+
+ __raw_writel(t, reg);
+}
+EXPORT_SYMBOL(__adm5120_gpio0_set_value);
+
+static int adm5120_gpio0_get_value(struct gpio_chip *chip, unsigned offset)
+{
+ return __adm5120_gpio0_get_value(offset);
+}
+
+static void adm5120_gpio0_set_value(struct gpio_chip *chip,
+ unsigned offset, int value)
+{
+ __adm5120_gpio0_set_value(offset, value);
+}
+
+static int adm5120_gpio0_direction_input(struct gpio_chip *chip,
+ unsigned offset)
+{
+ void __iomem **reg;
+ u32 t;
+
+ reg = GPIO_REG(SWITCH_REG_GPIO_CONF0);
+
+ t = __raw_readl(reg);
+ t &= ~(PIN_OE(offset));
+ t |= PIN_IM(offset);
+ __raw_writel(t, reg);
+
+ return 0;
+}
+
+static int adm5120_gpio0_direction_output(struct gpio_chip *chip,
+ unsigned offset, int value)
+{
+ void __iomem **reg;
+ u32 t;
+
+ reg = GPIO_REG(SWITCH_REG_GPIO_CONF0);
+
+ t = __raw_readl(reg);
+ t &= ~(PIN_IM(offset) | PIN_OV(offset));
+ t |= PIN_OE(offset);
+
+ if (value)
+ t |= PIN_OV(offset);
+
+ __raw_writel(t, reg);
+
+ return 0;
+}
+
+static struct gpio_chip adm5120_gpio0_chip = {
+ .label = "adm5120 gpio0",
+ .get = adm5120_gpio0_get_value,
+ .set = adm5120_gpio0_set_value,
+ .direction_input = adm5120_gpio0_direction_input,
+ .direction_output = adm5120_gpio0_direction_output,
+ .base = ADM5120_GPIO_PIN0,
+ .ngpio = ADM5120_GPIO_PIN7 - ADM5120_GPIO_PIN0 + 1,
+};
+
+int __adm5120_gpio1_get_value(unsigned offset)
+{
+ void __iomem **reg;
+ u32 t, m;
+
+ reg = gpio1_table[offset].reg;
+
+ t = __raw_readl(reg);
+ m = (t >> gpio1_table[offset].mode_shift) & LED_MODE_MASK;
+ if (m == LED_MODE_INPUT)
+ return (t >> gpio1_table[offset].iv_shift) & 1;
+
+ if (m == LED_MODE_OUT_LOW)
+ return 0;
+
+ return 1;
+}
+EXPORT_SYMBOL(__adm5120_gpio1_get_value);
+
+void __adm5120_gpio1_set_value(unsigned offset, int value)
+{
+ void __iomem **reg;
+ u32 t, s;
+
+ reg = gpio1_table[offset].reg;
+ s = gpio1_table[offset].mode_shift;
+
+ t = __raw_readl(reg);
+ t &= ~(LED_MODE_MASK << s);
+
+ switch (value) {
+ case ADM5120_GPIO_LOW:
+ t |= (LED_MODE_OUT_LOW << s);
+ break;
+ case ADM5120_GPIO_FLASH:
+ case ADM5120_GPIO_LINK:
+ case ADM5120_GPIO_SPEED:
+ case ADM5120_GPIO_DUPLEX:
+ case ADM5120_GPIO_ACT:
+ case ADM5120_GPIO_COLL:
+ case ADM5120_GPIO_LINK_ACT:
+ case ADM5120_GPIO_DUPLEX_COLL:
+ case ADM5120_GPIO_10M_ACT:
+ case ADM5120_GPIO_100M_ACT:
+ t |= ((value & LED_MODE_MASK) << s);
+ break;
+ default:
+ t |= (LED_MODE_OUT_HIGH << s);
+ break;
+ }
+
+ __raw_writel(t, reg);
+}
+EXPORT_SYMBOL(__adm5120_gpio1_set_value);
+
+static int adm5120_gpio1_get_value(struct gpio_chip *chip, unsigned offset)
+{
+ return __adm5120_gpio1_get_value(offset);
+}
+
+static void adm5120_gpio1_set_value(struct gpio_chip *chip,
+ unsigned offset, int value)
+{
+ __adm5120_gpio1_set_value(offset, value);
+}
+
+static int adm5120_gpio1_direction_input(struct gpio_chip *chip,
+ unsigned offset)
+{
+ void __iomem **reg;
+ u32 t;
+
+ reg = gpio1_table[offset].reg;
+ t = __raw_readl(reg);
+ t &= ~(LED_MODE_MASK << gpio1_table[offset].mode_shift);
+ __raw_writel(t, reg);
+
+ return 0;
+}
+
+static int adm5120_gpio1_direction_output(struct gpio_chip *chip,
+ unsigned offset, int value)
+{
+ __adm5120_gpio1_set_value(offset, value);
+ return 0;
+}
+
+static struct gpio_chip adm5120_gpio1_chip = {
+ .label = "adm5120 gpio1",
+ .get = adm5120_gpio1_get_value,
+ .set = adm5120_gpio1_set_value,
+ .direction_input = adm5120_gpio1_direction_input,
+ .direction_output = adm5120_gpio1_direction_output,
+ .base = ADM5120_GPIO_P0L0,
+ .ngpio = ADM5120_GPIO_P4L2 - ADM5120_GPIO_P0L0 + 1,
+};
+
+void __init adm5120_gpio_csx0_enable(void)
+{
+ gpio_conf2 |= GPIO_CONF2_CSX0;
+ SW_WRITE_REG(SWITCH_REG_GPIO_CONF2, gpio_conf2);
+
+ gpio_request(ADM5120_GPIO_PIN1, "CSX0");
+}
+
+void __init adm5120_gpio_csx1_enable(void)
+{
+ gpio_conf2 |= GPIO_CONF2_CSX1;
+ SW_WRITE_REG(SWITCH_REG_GPIO_CONF2, gpio_conf2);
+
+ gpio_request(ADM5120_GPIO_PIN3, "CSX1");
+}
+
+void __init adm5120_gpio_ew_enable(void)
+{
+ gpio_conf2 |= GPIO_CONF2_EW;
+ SW_WRITE_REG(SWITCH_REG_GPIO_CONF2, gpio_conf2);
+
+ gpio_request(ADM5120_GPIO_PIN0, "EW");
+}
+
+void __init adm5120_gpio_init(void)
+{
+ int err;
+
+ SW_WRITE_REG(SWITCH_REG_GPIO_CONF2, gpio_conf2);
+
+ if (adm5120_package_pqfp())
+ adm5120_gpio0_chip.ngpio = 4;
+
+ err = gpiochip_add(&adm5120_gpio0_chip);
+ if (err)
+ panic("cannot add ADM5120 GPIO0 chip, error=%d", err);
+
+ err = gpiochip_add(&adm5120_gpio1_chip);
+ if (err)
+ panic("cannot add ADM5120 GPIO1 chip, error=%d", err);
+
+}
--- /dev/null
+/*
+ * ADM5120 specific interrupt handlers
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/version.h>
+#include <linux/irq.h>
+#include <linux/interrupt.h>
+#include <linux/ioport.h>
+#include <linux/io.h>
+#include <linux/bitops.h>
+
+#include <asm/irq_cpu.h>
+#include <asm/mipsregs.h>
+
+#include <asm/mach-adm5120/adm5120_defs.h>
+
+static void adm5120_intc_irq_unmask(struct irq_data *d);
+static void adm5120_intc_irq_mask(struct irq_data *d);
+static int adm5120_intc_irq_set_type(struct irq_data *d, unsigned int flow_type);
+
+static inline void intc_write_reg(unsigned int reg, u32 val)
+{
+ void __iomem *base = (void __iomem *)KSEG1ADDR(ADM5120_INTC_BASE);
+
+ __raw_writel(val, base + reg);
+}
+
+static inline u32 intc_read_reg(unsigned int reg)
+{
+ void __iomem *base = (void __iomem *)KSEG1ADDR(ADM5120_INTC_BASE);
+
+ return __raw_readl(base + reg);
+}
+
+static struct irq_chip adm5120_intc_irq_chip = {
+ .name = "INTC",
+ .irq_unmask = adm5120_intc_irq_unmask,
+ .irq_mask = adm5120_intc_irq_mask,
+ .irq_mask_ack = adm5120_intc_irq_mask,
+ .irq_set_type = adm5120_intc_irq_set_type
+};
+
+static struct irqaction adm5120_intc_irq_action = {
+ .handler = no_action,
+ .name = "cascade [INTC]"
+};
+
+static void adm5120_intc_irq_unmask(struct irq_data *d)
+{
+ intc_write_reg(INTC_REG_IRQ_ENABLE, 1 << (d->irq - ADM5120_INTC_IRQ_BASE));
+}
+
+static void adm5120_intc_irq_mask(struct irq_data *d)
+{
+ intc_write_reg(INTC_REG_IRQ_DISABLE, 1 << (d->irq - ADM5120_INTC_IRQ_BASE));
+}
+
+static int adm5120_intc_irq_set_type(struct irq_data *d, unsigned int flow_type)
+{
+ unsigned int irq = d->irq;
+ unsigned int sense;
+ unsigned long mode;
+ int err = 0;
+
+ sense = flow_type & (IRQ_TYPE_SENSE_MASK);
+ switch (sense) {
+ case IRQ_TYPE_NONE:
+ case IRQ_TYPE_LEVEL_HIGH:
+ break;
+ case IRQ_TYPE_LEVEL_LOW:
+ switch (irq) {
+ case ADM5120_IRQ_GPIO2:
+ case ADM5120_IRQ_GPIO4:
+ break;
+ default:
+ err = -EINVAL;
+ break;
+ }
+ break;
+ default:
+ err = -EINVAL;
+ break;
+ }
+
+ if (err)
+ return err;
+
+ switch (irq) {
+ case ADM5120_IRQ_GPIO2:
+ case ADM5120_IRQ_GPIO4:
+ mode = intc_read_reg(INTC_REG_INT_MODE);
+ if (sense == IRQ_TYPE_LEVEL_LOW)
+ mode |= (1 << (irq - ADM5120_INTC_IRQ_BASE));
+ else
+ mode &= ~(1 << (irq - ADM5120_INTC_IRQ_BASE));
+
+ intc_write_reg(INTC_REG_INT_MODE, mode);
+ break;
+ }
+
+ return 0;
+}
+
+static void adm5120_intc_irq_dispatch(void)
+{
+ unsigned long status;
+ int irq;
+
+ status = intc_read_reg(INTC_REG_IRQ_STATUS) & INTC_INT_ALL;
+ if (status) {
+ irq = ADM5120_INTC_IRQ_BASE + fls(status) - 1;
+ do_IRQ(irq);
+ } else
+ spurious_interrupt();
+}
+
+asmlinkage void plat_irq_dispatch(void)
+{
+ unsigned long pending;
+
+ pending = read_c0_status() & read_c0_cause() & ST0_IM;
+
+ if (pending & STATUSF_IP7)
+ do_IRQ(ADM5120_IRQ_COUNTER);
+ else if (pending & STATUSF_IP2)
+ adm5120_intc_irq_dispatch();
+ else
+ spurious_interrupt();
+}
+
+#define INTC_IRQ_STATUS (IRQ_LEVEL | IRQ_TYPE_LEVEL_HIGH | IRQ_DISABLED)
+static void __init adm5120_intc_irq_init(void)
+{
+ int i;
+
+ /* disable all interrupts */
+ intc_write_reg(INTC_REG_IRQ_DISABLE, INTC_INT_ALL);
+
+ /* setup all interrupts to generate IRQ instead of FIQ */
+ intc_write_reg(INTC_REG_INT_MODE, 0);
+
+ /* set active level for all external interrupts to HIGH */
+ intc_write_reg(INTC_REG_INT_LEVEL, 0);
+
+ /* disable usage of the TEST_SOURCE register */
+ intc_write_reg(INTC_REG_IRQ_SOURCE_SELECT, 0);
+
+ for (i = ADM5120_INTC_IRQ_BASE;
+ i <= ADM5120_INTC_IRQ_BASE + INTC_IRQ_LAST;
+ i++) {
+ irq_set_chip_and_handler(i, &adm5120_intc_irq_chip,
+ handle_level_irq);
+ }
+
+ setup_irq(ADM5120_IRQ_INTC, &adm5120_intc_irq_action);
+}
+
+void __init arch_init_irq(void)
+{
+ mips_cpu_irq_init();
+ adm5120_intc_irq_init();
+}
--- /dev/null
+/*
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#include <linux/init.h>
+#include <linux/types.h>
+#include <linux/kernel.h>
+#include <linux/io.h>
+
+#include <asm/bootinfo.h>
+#include <asm/addrspace.h>
+
+#include <asm/mach-adm5120/adm5120_info.h>
+#include <asm/mach-adm5120/adm5120_defs.h>
+#include <asm/mach-adm5120/adm5120_switch.h>
+#include <asm/mach-adm5120/adm5120_mpmc.h>
+
+#ifdef DEBUG
+# define mem_dbg(f, a...) printk(KERN_INFO "mem_detect: " f, ## a)
+#else
+# define mem_dbg(f, a...)
+#endif
+
+unsigned long adm5120_memsize;
+
+#define MEM_READL(a) __raw_readl((void __iomem *)(a))
+#define MEM_WRITEL(a, v) __raw_writel((v), (void __iomem *)(a))
+
+static int __init mem_check_pattern(u8 *addr, unsigned long offs)
+{
+ u32 *p1 = (u32 *)addr;
+ u32 *p2 = (u32 *)(addr+offs);
+ u32 t, u, v;
+
+ /* save original value */
+ t = MEM_READL(p1);
+
+ u = MEM_READL(p2);
+ if (t != u)
+ return 0;
+
+ v = 0x55555555;
+ if (u == v)
+ v = 0xAAAAAAAA;
+
+ mem_dbg("write 0x%08X to 0x%08lX\n", v, (unsigned long)p1);
+
+ MEM_WRITEL(p1, v);
+ adm5120_ndelay(1000);
+ u = MEM_READL(p2);
+
+ mem_dbg("pattern at 0x%08lX is 0x%08X\n", (unsigned long)p2, u);
+
+ /* restore original value */
+ MEM_WRITEL(p1, t);
+
+ return (v == u);
+}
+
+static void __init adm5120_detect_memsize(void)
+{
+ u32 memctrl;
+ u32 size, maxsize;
+ u8 *p;
+
+ memctrl = SW_READ_REG(SWITCH_REG_MEMCTRL);
+ switch (memctrl & MEMCTRL_SDRS_MASK) {
+ case MEMCTRL_SDRS_4M:
+ maxsize = 4 << 20;
+ break;
+ case MEMCTRL_SDRS_8M:
+ maxsize = 8 << 20;
+ break;
+ case MEMCTRL_SDRS_16M:
+ maxsize = 16 << 20;
+ break;
+ default:
+ maxsize = 64 << 20;
+ break;
+ }
+
+ mem_dbg("checking for %uMB chip in 1st bank\n", maxsize >> 20);
+
+ /* detect size of the 1st SDRAM bank */
+ p = (u8 *)KSEG1ADDR(0);
+ for (size = 2<<20; size <= (maxsize >> 1); size <<= 1) {
+ if (mem_check_pattern(p, size)) {
+ /* mirrored address */
+ mem_dbg("mirrored data found at offset 0x%08X\n", size);
+ break;
+ }
+ }
+
+ mem_dbg("chip size in 1st bank is %uMB\n", size >> 20);
+ adm5120_memsize = size;
+
+ if (size != maxsize)
+ /* 2nd bank is not supported */
+ goto out;
+
+ if ((memctrl & MEMCTRL_SDR1_ENABLE) == 0)
+ /* 2nd bank is disabled */
+ goto out;
+
+ /*
+ * some bootloaders enable 2nd bank, even if the 2nd SDRAM chip
+ * are missing.
+ */
+ mem_dbg("check presence of 2nd bank\n");
+
+ p = (u8 *)KSEG1ADDR(maxsize+size-4);
+ if (mem_check_pattern(p, 0))
+ adm5120_memsize += size;
+
+ if (maxsize != size) {
+ /* adjusting MECTRL register */
+ memctrl &= ~(MEMCTRL_SDRS_MASK);
+ switch (size>>20) {
+ case 4:
+ memctrl |= MEMCTRL_SDRS_4M;
+ break;
+ case 8:
+ memctrl |= MEMCTRL_SDRS_8M;
+ break;
+ case 16:
+ memctrl |= MEMCTRL_SDRS_16M;
+ break;
+ default:
+ memctrl |= MEMCTRL_SDRS_64M;
+ break;
+ }
+ SW_WRITE_REG(SWITCH_REG_MEMCTRL, memctrl);
+ }
+
+out:
+ mem_dbg("%dx%uMB memory found\n", (adm5120_memsize == size) ? 1 : 2 ,
+ size>>20);
+}
+
+void __init adm5120_mem_init(void)
+{
+ adm5120_detect_memsize();
+ add_memory_region(0, adm5120_memsize, BOOT_MEM_RAM);
+}
--- /dev/null
+/*
+ * ADM5120 generic platform devices
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/list.h>
+#include <linux/device.h>
+#include <linux/dma-mapping.h>
+#include <linux/platform_device.h>
+#include <linux/gpio.h>
+#include <linux/irq.h>
+#include <linux/slab.h>
+#include <linux/export.h>
+
+#include <asm/bootinfo.h>
+
+#include <asm/mach-adm5120/adm5120_defs.h>
+#include <asm/mach-adm5120/adm5120_info.h>
+#include <asm/mach-adm5120/adm5120_switch.h>
+#include <asm/mach-adm5120/adm5120_nand.h>
+#include <asm/mach-adm5120/adm5120_platform.h>
+
+#if 1
+/*
+ * TODO:remove global adm5120_eth* variables when the switch driver will be
+ * converted into a real platform driver
+ */
+unsigned int adm5120_eth_num_ports = 6;
+EXPORT_SYMBOL_GPL(adm5120_eth_num_ports);
+
+unsigned char adm5120_eth_macs[6][6] = {
+ {'\00', 'A', 'D', 'M', '\x51', '\x20' },
+ {'\00', 'A', 'D', 'M', '\x51', '\x21' },
+ {'\00', 'A', 'D', 'M', '\x51', '\x22' },
+ {'\00', 'A', 'D', 'M', '\x51', '\x23' },
+ {'\00', 'A', 'D', 'M', '\x51', '\x24' },
+ {'\00', 'A', 'D', 'M', '\x51', '\x25' }
+};
+EXPORT_SYMBOL_GPL(adm5120_eth_macs);
+
+unsigned char adm5120_eth_vlans[6] = {
+ 0x41, 0x42, 0x44, 0x48, 0x50, 0x60
+};
+EXPORT_SYMBOL_GPL(adm5120_eth_vlans);
+#endif
+
+void __init adm5120_setup_eth_macs(u8 *mac_base)
+{
+ u32 t;
+ int i, j;
+
+ t = ((u32) mac_base[3] << 16) | ((u32) mac_base[4] << 8)
+ | ((u32) mac_base[5]);
+
+ for (i = 0; i < ARRAY_SIZE(adm5120_eth_macs); i++) {
+ for (j = 0; j < 3; j++)
+ adm5120_eth_macs[i][j] = mac_base[j];
+
+ adm5120_eth_macs[i][3] = (t >> 16) & 0xff;
+ adm5120_eth_macs[i][4] = (t >> 8) & 0xff;
+ adm5120_eth_macs[i][5] = t & 0xff;
+
+ t++;
+ }
+}
+
+/*
+ * Built-in ethernet switch
+ */
+struct resource adm5120_switch_resources[] = {
+ [0] = {
+ .start = ADM5120_SWITCH_BASE,
+ .end = ADM5120_SWITCH_BASE+ADM5120_SWITCH_SIZE-1,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = ADM5120_IRQ_SWITCH,
+ .end = ADM5120_IRQ_SWITCH,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+struct adm5120_switch_platform_data adm5120_switch_data;
+struct platform_device adm5120_switch_device = {
+ .name = "adm5120-switch",
+ .id = -1,
+ .num_resources = ARRAY_SIZE(adm5120_switch_resources),
+ .resource = adm5120_switch_resources,
+ .dev.platform_data = &adm5120_switch_data,
+};
+
+void __init adm5120_add_device_switch(unsigned num_ports, u8 *vlan_map)
+{
+ if (num_ports > 0)
+ adm5120_eth_num_ports = num_ports;
+
+ if (vlan_map)
+ memcpy(adm5120_eth_vlans, vlan_map, sizeof(adm5120_eth_vlans));
+
+ platform_device_register(&adm5120_switch_device);
+}
+
+/*
+ * USB Host Controller
+ */
+struct resource adm5120_hcd_resources[] = {
+ [0] = {
+ .start = ADM5120_USBC_BASE,
+ .end = ADM5120_USBC_BASE+ADM5120_USBC_SIZE-1,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = ADM5120_IRQ_USBC,
+ .end = ADM5120_IRQ_USBC,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static u64 adm5120_hcd_dma_mask = DMA_BIT_MASK(24);
+struct platform_device adm5120_hcd_device = {
+ .name = "adm5120-hcd",
+ .id = -1,
+ .num_resources = ARRAY_SIZE(adm5120_hcd_resources),
+ .resource = adm5120_hcd_resources,
+ .dev = {
+ .dma_mask = &adm5120_hcd_dma_mask,
+ .coherent_dma_mask = DMA_BIT_MASK(24),
+ }
+};
+
+void __init adm5120_add_device_usb(void)
+{
+ platform_device_register(&adm5120_hcd_device);
+}
+
+/*
+ * NOR flash devices
+ */
+struct adm5120_flash_platform_data adm5120_flash0_data;
+struct platform_device adm5120_flash0_device = {
+ .name = "adm5120-flash",
+ .id = 0,
+ .dev.platform_data = &adm5120_flash0_data,
+};
+
+struct adm5120_flash_platform_data adm5120_flash1_data;
+struct platform_device adm5120_flash1_device = {
+ .name = "adm5120-flash",
+ .id = 1,
+ .dev.platform_data = &adm5120_flash1_data,
+};
+
+void __init adm5120_add_device_flash(unsigned id)
+{
+ struct platform_device *pdev;
+
+ switch (id) {
+ case 0:
+ pdev = &adm5120_flash0_device;
+ break;
+ case 1:
+ pdev = &adm5120_flash1_device;
+ break;
+ default:
+ pdev = NULL;
+ break;
+ }
+
+ if (pdev)
+ platform_device_register(pdev);
+}
+
+/*
+ * built-in UARTs
+ */
+static void adm5120_uart_set_mctrl(struct amba_device *dev, void __iomem *base,
+ unsigned int mctrl)
+{
+}
+
+struct amba_pl010_data adm5120_uart0_data = {
+ .set_mctrl = adm5120_uart_set_mctrl
+};
+
+struct amba_device adm5120_uart0_device = {
+ .dev = {
+ .init_name = "apb:uart0",
+ .platform_data = &adm5120_uart0_data,
+ },
+ .res = {
+ .start = ADM5120_UART0_BASE,
+ .end = ADM5120_UART0_BASE + ADM5120_UART_SIZE - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ .irq = { ADM5120_IRQ_UART0, 0 },
+ .periphid = 0x0041010,
+};
+
+struct amba_pl010_data adm5120_uart1_data = {
+ .set_mctrl = adm5120_uart_set_mctrl
+};
+
+struct amba_device adm5120_uart1_device = {
+ .dev = {
+ .init_name = "apb:uart1",
+ .platform_data = &adm5120_uart1_data,
+ },
+ .res = {
+ .start = ADM5120_UART1_BASE,
+ .end = ADM5120_UART1_BASE + ADM5120_UART_SIZE - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ .irq = { ADM5120_IRQ_UART1, 0 },
+ .periphid = 0x0041010,
+};
+
+void __init adm5120_add_device_uart(unsigned id)
+{
+ struct amba_device *dev;
+
+ switch (id) {
+ case 0:
+ dev = &adm5120_uart0_device;
+ break;
+ case 1:
+ dev = &adm5120_uart1_device;
+ break;
+ default:
+ dev = NULL;
+ break;
+ }
+
+ if (dev)
+ amba_device_register(dev, &iomem_resource);
+}
+
+/*
+ * GPIO buttons
+ */
+void __init adm5120_register_gpio_buttons(int id,
+ unsigned poll_interval,
+ unsigned nbuttons,
+ struct gpio_keys_button *buttons)
+{
+ struct platform_device *pdev;
+ struct gpio_keys_platform_data pdata;
+ struct gpio_keys_button *p;
+ int err;
+
+ p = kmemdup(buttons, nbuttons * sizeof(*p), GFP_KERNEL);
+ if (!p)
+ return;
+
+ pdev = platform_device_alloc("gpio-keys-polled", id);
+ if (!pdev)
+ goto err_free_buttons;
+
+ memset(&pdata, 0, sizeof(pdata));
+ pdata.poll_interval = poll_interval;
+ pdata.nbuttons = nbuttons;
+ pdata.buttons = p;
+
+ err = platform_device_add_data(pdev, &pdata, sizeof(pdata));
+ if (err)
+ goto err_put_pdev;
+
+ err = platform_device_add(pdev);
+ if (err)
+ goto err_put_pdev;
+
+ return;
+
+err_put_pdev:
+ platform_device_put(pdev);
+
+err_free_buttons:
+ kfree(p);
+}
+
+/*
+ * GPIO LEDS
+ */
+struct gpio_led_platform_data adm5120_gpio_leds_data;
+struct platform_device adm5120_gpio_leds_device = {
+ .name = "leds-gpio",
+ .id = -1,
+ .dev.platform_data = &adm5120_gpio_leds_data,
+};
+
+void __init adm5120_add_device_gpio_leds(unsigned num_leds,
+ struct gpio_led *leds)
+{
+ struct gpio_led *p;
+
+ p = kmalloc(num_leds * sizeof(*p), GFP_KERNEL);
+ if (!p)
+ return;
+
+ memcpy(p, leds, num_leds * sizeof(*p));
+ adm5120_gpio_leds_data.num_leds = num_leds;
+ adm5120_gpio_leds_data.leds = p;
+
+ platform_device_register(&adm5120_gpio_leds_device);
+}
+
+/*
+ * NAND flash
+ */
+struct resource adm5120_nand_resources[] = {
+ [0] = {
+ .start = ADM5120_NAND_BASE,
+ .end = ADM5120_NAND_BASE + ADM5120_NAND_SIZE-1,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+static int adm5120_nand_ready(struct mtd_info *mtd)
+{
+ return ((adm5120_nand_get_status() & ADM5120_NAND_STATUS_READY) != 0);
+}
+
+static void adm5120_nand_cmd_ctrl(struct mtd_info *mtd, int cmd,
+ unsigned int ctrl)
+{
+ if (ctrl & NAND_CTRL_CHANGE) {
+ adm5120_nand_set_cle(ctrl & NAND_CLE);
+ adm5120_nand_set_ale(ctrl & NAND_ALE);
+ adm5120_nand_set_cen(ctrl & NAND_NCE);
+ }
+
+ if (cmd != NAND_CMD_NONE)
+ NAND_WRITE_REG(NAND_REG_DATA, cmd);
+}
+
+void __init adm5120_add_device_nand(struct platform_nand_data *pdata)
+{
+ struct platform_device *pdev;
+ int err;
+
+ pdev = platform_device_alloc("gen_nand", -1);
+ if (!pdev)
+ goto err_out;
+
+ err = platform_device_add_resources(pdev, adm5120_nand_resources,
+ ARRAY_SIZE(adm5120_nand_resources));
+ if (err)
+ goto err_put;
+
+ err = platform_device_add_data(pdev, pdata, sizeof(*pdata));
+ if (err)
+ goto err_put;
+
+ pdata = pdev->dev.platform_data;
+ pdata->ctrl.dev_ready = adm5120_nand_ready;
+ pdata->ctrl.cmd_ctrl = adm5120_nand_cmd_ctrl;
+
+ err = platform_device_add(pdev);
+ if (err)
+ goto err_put;
+
+ return;
+
+err_put:
+ platform_device_put(pdev);
+err_out:
+ return;
+}
--- /dev/null
+/*
+ * ADM5120 specific prom routines
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/string.h>
+#include <linux/mm.h>
+
+#include <asm/bootinfo.h>
+#include <asm/mips_machine.h>
+
+#include <asm/mach-adm5120/adm5120_info.h>
+
+#include <prom/cfe.h>
+#include <prom/generic.h>
+#include <prom/routerboot.h>
+#include <prom/myloader.h>
+#include <prom/zynos.h>
+
+unsigned int adm5120_prom_type = ADM5120_PROM_GENERIC;
+
+struct board_desc {
+ unsigned long mach_type;
+ char *name;
+};
+
+#define DEFBOARD(n, mt) { .mach_type = (mt), .name = (n)}
+static struct board_desc common_boards[] __initdata = {
+ /* Cellvision/SparkLAN boards */
+ DEFBOARD("CAS-630", MACH_ADM5120_CAS630),
+ DEFBOARD("CAS-670", MACH_ADM5120_CAS670),
+ DEFBOARD("CAS-700", MACH_ADM5120_CAS700),
+ DEFBOARD("CAS-771", MACH_ADM5120_CAS771),
+ DEFBOARD("CAS-790", MACH_ADM5120_CAS790),
+ DEFBOARD("CAS-861", MACH_ADM5120_CAS861),
+ DEFBOARD("NFS-101U", MACH_ADM5120_NFS101U),
+ /* Compex boards */
+ DEFBOARD("WP54G-WRT", MACH_ADM5120_WP54G_WRT),
+ /* Edimax boards */
+ DEFBOARD("BR-6104K", MACH_ADM5120_BR6104K),
+ DEFBOARD("BR-6104KP", MACH_ADM5120_BR6104KP),
+ DEFBOARD("BR-6104WG", MACH_ADM5120_BR61X4WG),
+ DEFBOARD("BR-6114WG", MACH_ADM5120_BR61X4WG),
+ /* Infineon boards */
+ DEFBOARD("EASY 5120P-ATA", MACH_ADM5120_EASY5120PATA),
+ DEFBOARD("EASY 5120-RT", MACH_ADM5120_EASY5120RT),
+ DEFBOARD("EASY 5120-WVoIP", MACH_ADM5120_EASY5120WVOIP),
+ DEFBOARD("EASY 83000", MACH_ADM5120_EASY83000),
+ /* Mikrotik RouterBOARDs */
+ DEFBOARD("111", MACH_ADM5120_RB_11X),
+ DEFBOARD("112", MACH_ADM5120_RB_11X),
+ DEFBOARD("133", MACH_ADM5120_RB_133),
+ DEFBOARD("133C", MACH_ADM5120_RB_133C),
+ DEFBOARD("133C3", MACH_ADM5120_RB_133C),
+ DEFBOARD("150", MACH_ADM5120_RB_153), /* it's intentional */
+ DEFBOARD("153", MACH_ADM5120_RB_153),
+ DEFBOARD("192", MACH_ADM5120_RB_192),
+ DEFBOARD("miniROUTER", MACH_ADM5120_RB_150),
+ /* OSBRiDGE boards */
+ DEFBOARD("OSBRiDGE 5GXi", MACH_ADM5120_5GXI),
+ /* Motorola boards */
+ DEFBOARD("Powerline MU Gateway", MACH_ADM5120_PMUGW),
+ /* Generic EB-214A */
+ DEFBOARD("ADM5120", MACH_ADM5120_EB_214A),
+};
+
+static unsigned long __init find_machtype_byname(char *name)
+{
+ unsigned long ret;
+ int i;
+
+ ret = MACH_ADM5120_GENERIC;
+ if (name == NULL)
+ goto out;
+
+ if (*name == '\0')
+ goto out;
+
+ for (i = 0; i < ARRAY_SIZE(common_boards); i++) {
+ if (strcmp(common_boards[i].name, name) == 0) {
+ ret = common_boards[i].mach_type;
+ break;
+ }
+ }
+
+out:
+ return ret;
+}
+
+static unsigned long __init detect_machtype_routerboot(void)
+{
+ char *name;
+
+ name = routerboot_get_boardname();
+ return find_machtype_byname(name);
+}
+
+static unsigned long __init detect_machtype_generic(void)
+{
+ char *name;
+
+ name = generic_prom_getenv("board_name");
+ return find_machtype_byname(name);
+}
+
+unsigned long __init detect_machtype_cfe(void)
+{
+ char *name;
+
+ name = cfe_getenv("BOARD_NAME");
+ return find_machtype_byname(name);
+}
+
+static struct {
+ unsigned long mach_type;
+ u16 vendor_id;
+ u16 board_id;
+} zynos_boards[] __initdata = {
+#define ZYNOS_BOARD(vi, bi, mt) \
+ {.vendor_id = (vi), .board_id = (bi), .mach_type = (mt)}
+
+#define ZYXEL_BOARD(bi, mt) ZYNOS_BOARD(ZYNOS_VENDOR_ID_ZYXEL, bi, mt)
+#define DLINK_BOARD(bi, mt) ZYNOS_BOARD(ZYNOS_VENDOR_ID_DLINK, bi, mt)
+#define LUCENT_BOARD(bi, mt) ZYNOS_BOARD(ZYNOS_VENDOR_ID_LUCENT, bi, mt)
+ ZYXEL_BOARD(ZYNOS_BOARD_HS100, MACH_ADM5120_HS100),
+ ZYXEL_BOARD(ZYNOS_BOARD_P334U, MACH_ADM5120_P334U),
+ ZYXEL_BOARD(ZYNOS_BOARD_P334W, MACH_ADM5120_P334W),
+ ZYXEL_BOARD(ZYNOS_BOARD_P334WH, MACH_ADM5120_P334WH),
+ ZYXEL_BOARD(ZYNOS_BOARD_P334WHD, MACH_ADM5120_P334WHD),
+ ZYXEL_BOARD(ZYNOS_BOARD_P334WT, MACH_ADM5120_P334WT),
+ ZYXEL_BOARD(ZYNOS_BOARD_P334WT_ALT, MACH_ADM5120_P334WT),
+ ZYXEL_BOARD(ZYNOS_BOARD_P335, MACH_ADM5120_P335),
+ ZYXEL_BOARD(ZYNOS_BOARD_P335PLUS, MACH_ADM5120_P335PLUS),
+ ZYXEL_BOARD(ZYNOS_BOARD_P335U, MACH_ADM5120_P335U)
+};
+
+static unsigned long __init detect_machtype_bootbase(void)
+{
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(zynos_boards); i++) {
+ if (zynos_boards[i].vendor_id == bootbase_info.vendor_id &&
+ zynos_boards[i].board_id == bootbase_info.board_id) {
+ return zynos_boards[i].mach_type;
+ break;
+ }
+ }
+
+ printk(KERN_WARNING "Unknown ZyXEL model (%u)\n",
+ bootbase_info.board_id);
+ return MACH_ADM5120_GENERIC;
+}
+
+static struct {
+ unsigned long mach_type;
+ u16 vid;
+ u16 did;
+ u16 svid;
+ u16 sdid;
+} mylo_boards[] __initdata = {
+#define MYLO_BOARD(v, d, sv, sd, mt) \
+ {.vid = (v), .did = (d), .svid = (sv), .sdid = (sd), .mach_type = (mt)}
+#define COMPEX_BOARD(d, mt) \
+ MYLO_BOARD(VENID_COMPEX, (d), VENID_COMPEX, (d), (mt))
+
+ COMPEX_BOARD(DEVID_COMPEX_NP27G, MACH_ADM5120_NP27G),
+ COMPEX_BOARD(DEVID_COMPEX_NP28G, MACH_ADM5120_NP28G),
+ COMPEX_BOARD(DEVID_COMPEX_NP28GHS, MACH_ADM5120_NP28GHS),
+ COMPEX_BOARD(DEVID_COMPEX_WP54G, MACH_ADM5120_WP54),
+ COMPEX_BOARD(DEVID_COMPEX_WP54Gv1C, MACH_ADM5120_WP54Gv1C),
+ COMPEX_BOARD(DEVID_COMPEX_WP54AG, MACH_ADM5120_WP54),
+ COMPEX_BOARD(DEVID_COMPEX_WPP54G, MACH_ADM5120_WP54),
+ COMPEX_BOARD(DEVID_COMPEX_WPP54AG, MACH_ADM5120_WP54),
+};
+
+static unsigned long __init detect_machtype_myloader(void)
+{
+ unsigned long ret;
+ int i;
+
+ ret = MACH_ADM5120_GENERIC;
+ for (i = 0; i < ARRAY_SIZE(mylo_boards); i++) {
+ if (mylo_boards[i].vid == myloader_info.vid &&
+ mylo_boards[i].did == myloader_info.did &&
+ mylo_boards[i].svid == myloader_info.svid &&
+ mylo_boards[i].sdid == myloader_info.sdid) {
+ ret = mylo_boards[i].mach_type;
+ break;
+ }
+ }
+
+ return ret;
+}
+
+static void __init prom_detect_machtype(void)
+{
+ if (bootbase_present()) {
+ adm5120_prom_type = ADM5120_PROM_BOOTBASE;
+ mips_machtype = detect_machtype_bootbase();
+ return;
+ }
+
+ if (cfe_present()) {
+ adm5120_prom_type = ADM5120_PROM_CFE;
+ mips_machtype = detect_machtype_cfe();
+ return;
+ }
+
+ if (myloader_present()) {
+ adm5120_prom_type = ADM5120_PROM_MYLOADER;
+ mips_machtype = detect_machtype_myloader();
+ return;
+ }
+
+ if (routerboot_present()) {
+ adm5120_prom_type = ADM5120_PROM_ROUTERBOOT;
+ mips_machtype = detect_machtype_routerboot();
+ return;
+ }
+
+ if (generic_prom_present()) {
+ adm5120_prom_type = ADM5120_PROM_GENERIC;
+ mips_machtype = detect_machtype_generic();
+ return;
+ }
+
+ mips_machtype = MACH_ADM5120_GENERIC;
+}
+
+#ifdef CONFIG_IMAGE_CMDLINE_HACK
+extern char __image_cmdline[];
+
+static void __init prom_init_cmdline(void)
+{
+ char *cmd;
+
+ /* init command line, register a default kernel command line */
+ cmd = __image_cmdline;
+ if (strlen(cmd) > 0)
+ strlcpy(arcs_cmdline, cmd, sizeof(arcs_cmdline));
+
+}
+#else
+static inline void prom_init_cmdline(void) {}
+#endif /* CONFIG_IMAGE_CMDLINE_HACK */
+
+void __init prom_init(void)
+{
+ prom_detect_machtype();
+ prom_init_cmdline();
+}
+
+void __init prom_free_prom_memory(void)
+{
+ /* We do not have to prom memory to free */
+}
--- /dev/null
+/*
+ * ADM5120 specific setup
+ *
+ * Copyright (C) 2007-2009 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This code was based on the ADM5120 specific port of the Linux 2.6.10 kernel
+ * done by Jeroen Vreeken
+ * Copyright (C) 2005 Jeroen Vreeken (pe1rxq@amsat.org)
+ *
+ * Jeroen's code was based on the Linux 2.4.xx source codes found in various
+ * tarballs released by Edimax for it's ADM5120 based devices
+ * Copyright (C) ADMtek Incorporated
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/io.h>
+#include <linux/reboot.h>
+#include <linux/time.h>
+
+#include <asm/reboot.h>
+#include <asm/time.h>
+#include <asm/bootinfo.h>
+#include <asm/mips_machine.h>
+#include <asm/idle.h>
+
+#include <asm/mach-adm5120/adm5120_info.h>
+#include <asm/mach-adm5120/adm5120_defs.h>
+#include <asm/mach-adm5120/adm5120_switch.h>
+#include <asm/mach-adm5120/adm5120_platform.h>
+
+#define ADM5120_SYS_TYPE_LEN 64
+
+unsigned char adm5120_sys_type[ADM5120_SYS_TYPE_LEN];
+void (*adm5120_board_reset)(void);
+
+static char *prom_names[ADM5120_PROM_LAST+1] __initdata = {
+ [ADM5120_PROM_GENERIC] = "Generic",
+ [ADM5120_PROM_CFE] = "CFE",
+ [ADM5120_PROM_UBOOT] = "U-Boot",
+ [ADM5120_PROM_MYLOADER] = "MyLoader",
+ [ADM5120_PROM_ROUTERBOOT] = "RouterBOOT",
+ [ADM5120_PROM_BOOTBASE] = "Bootbase"
+};
+
+static void __init adm5120_report(void)
+{
+ printk(KERN_INFO "SoC : %s\n", adm5120_sys_type);
+ printk(KERN_INFO "Bootdev : %s flash\n",
+ adm5120_nand_boot ? "NAND" : "NOR");
+ printk(KERN_INFO "Prom : %s\n", prom_names[adm5120_prom_type]);
+}
+
+const char *get_system_type(void)
+{
+ return adm5120_sys_type;
+}
+
+static void adm5120_restart(char *command)
+{
+ /* TODO: stop switch before reset */
+
+ if (adm5120_board_reset)
+ adm5120_board_reset();
+
+ SW_WRITE_REG(SWITCH_REG_SOFT_RESET, 1);
+}
+
+static void adm5120_halt(void)
+{
+ local_irq_disable();
+
+ while (1) {
+ if (cpu_wait)
+ cpu_wait();
+ }
+}
+
+void __init plat_time_init(void)
+{
+ mips_hpt_frequency = adm5120_speed / 2;
+}
+
+void __init plat_mem_setup(void)
+{
+ adm5120_soc_init();
+ adm5120_mem_init();
+
+ sprintf(adm5120_sys_type, "ADM%04X%s rev %u, running at %lu.%03lu MHz",
+ adm5120_product_code,
+ adm5120_package_bga() ? "" : "P",
+ adm5120_revision,
+ (adm5120_speed / 1000000), (adm5120_speed / 1000) % 1000);
+
+ adm5120_report();
+
+ _machine_restart = adm5120_restart;
+ _machine_halt = adm5120_halt;
+ pm_power_off = adm5120_halt;
+
+ set_io_port_base(KSEG1);
+}
+
+static int __init adm5120_board_setup(void)
+{
+ adm5120_gpio_init();
+
+ mips_machine_setup();
+
+ return 0;
+}
+arch_initcall(adm5120_board_setup);
+
+static void __init adm5120_generic_board_setup(void)
+{
+ adm5120_add_device_uart(0);
+ adm5120_add_device_uart(1);
+
+ adm5120_add_device_flash(0);
+ adm5120_add_device_switch(6, NULL);
+}
+
+MIPS_MACHINE(MACH_ADM5120_GENERIC, "Generic", "Generic ADM5120 board",
+ adm5120_generic_board_setup);
--- /dev/null
+obj-y += compex.o
+
+obj-$(CONFIG_ADM5120_MACH_NP27G) += np27g.o
+obj-$(CONFIG_ADM5120_MACH_NP28G) += np28g.o
+obj-$(CONFIG_ADM5120_MACH_WP54) += wp54.o
--- /dev/null
+/*
+ * Compex boards
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#include "compex.h"
+
+#include <asm/mach-adm5120/prom/myloader.h>
+
+static void switch_bank_gpio5(unsigned bank)
+{
+ switch (bank) {
+ case 0:
+ gpio_set_value(ADM5120_GPIO_PIN5, 0);
+ break;
+ case 1:
+ gpio_set_value(ADM5120_GPIO_PIN5, 1);
+ break;
+ }
+}
+
+void __init compex_mac_setup(void)
+{
+ if (myloader_present()) {
+ int i;
+
+ for (i = 0; i < 6; i++) {
+ if (is_valid_ether_addr(myloader_info.macs[i]))
+ memcpy(adm5120_eth_macs[i],
+ myloader_info.macs[i], ETH_ALEN);
+ else
+ random_ether_addr(adm5120_eth_macs[i]);
+ }
+ } else {
+ u8 mac[ETH_ALEN];
+
+ random_ether_addr(mac);
+ adm5120_setup_eth_macs(mac);
+ }
+}
+
+void __init compex_generic_setup(void)
+{
+ gpio_request(ADM5120_GPIO_PIN5, NULL); /* for flash A20 line */
+ gpio_direction_output(ADM5120_GPIO_PIN5, 0);
+
+ adm5120_flash0_data.switch_bank = switch_bank_gpio5;
+ adm5120_add_device_flash(0);
+
+ adm5120_add_device_uart(0);
+ adm5120_add_device_uart(1);
+
+ compex_mac_setup();
+}
--- /dev/null
+/*
+ * Compex boards
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/gpio.h>
+#include <linux/irq.h>
+#include <linux/etherdevice.h>
+
+#include <asm/mips_machine.h>
+
+#include <asm/mach-adm5120/adm5120_info.h>
+#include <asm/mach-adm5120/adm5120_platform.h>
+
+extern void compex_generic_setup(void) __init;
--- /dev/null
+/*
+ * Compex NP27G board support
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#include "compex.h"
+
+static u8 np27g_vlans[6] __initdata = {
+ /* FIXME: untested */
+ 0x41, 0x42, 0x44, 0x48, 0x50, 0x00
+};
+
+static void __init np27g_setup(void)
+{
+ compex_generic_setup();
+ adm5120_add_device_switch(5, np27g_vlans);
+ adm5120_add_device_usb();
+
+ /* TODO: add PCI IRQ map */
+}
+
+MIPS_MACHINE(MACH_ADM5120_NP27G, "NP27G", "Compex NetPassage 27G", np27g_setup);
--- /dev/null
+/*
+ * Compex NP28G board support
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#include "compex.h"
+
+static struct adm5120_pci_irq np28g_pci_irqs[] __initdata = {
+ PCIIRQ(2, 0, 1, ADM5120_IRQ_PCI0),
+ PCIIRQ(3, 0, 1, ADM5120_IRQ_PCI0),
+ PCIIRQ(3, 1, 2, ADM5120_IRQ_PCI1),
+ PCIIRQ(3, 2, 3, ADM5120_IRQ_PCI2)
+};
+
+static struct gpio_led np28g_gpio_leds[] __initdata = {
+ GPIO_LED_INV(ADM5120_GPIO_PIN2, "diag", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_PIN3, "power", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_PIN6, "wan_cond", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_PIN7, "wifi", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P0L2, "usb1", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P1L0, "lan1", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P1L2, "usb2", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P2L0, "lan2", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P2L2, "usb3", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P3L0, "lan3", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P3L2, "usb4", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P4L0, "wan", NULL),
+};
+
+static u8 np28g_vlans[6] __initdata = {
+ 0x50, 0x42, 0x44, 0x48, 0x00, 0x00
+};
+
+static void np28g_reset(void)
+{
+ gpio_set_value(ADM5120_GPIO_PIN4, 0);
+}
+
+static void __init np28g_setup(void)
+{
+ compex_generic_setup();
+
+ /* setup reset line */
+ gpio_request(ADM5120_GPIO_PIN4, NULL);
+ gpio_direction_output(ADM5120_GPIO_PIN4, 1);
+ adm5120_board_reset = np28g_reset;
+
+ adm5120_add_device_switch(4, np28g_vlans);
+ adm5120_add_device_usb();
+
+ adm5120_add_device_gpio_leds(ARRAY_SIZE(np28g_gpio_leds),
+ np28g_gpio_leds);
+
+ adm5120_pci_set_irq_map(ARRAY_SIZE(np28g_pci_irqs), np28g_pci_irqs);
+}
+
+MIPS_MACHINE(MACH_ADM5120_NP28G, "NP28G", "Compex NetPassage 28G", np28g_setup);
--- /dev/null
+/*
+ * Compex WP54 board support
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#include "compex.h"
+
+#define WP54_KEYS_POLL_INTERVAL 20
+#define WP54_KEYS_DEBOUNCE_INTERVAL (3 * WP54_KEYS_POLL_INTERVAL)
+
+static struct mtd_partition wp54g_wrt_partitions[] = {
+ {
+ .name = "cfe",
+ .offset = 0,
+ .size = 0x050000,
+ .mask_flags = MTD_WRITEABLE,
+ } , {
+ .name = "trx",
+ .offset = MTDPART_OFS_APPEND,
+ .size = 0x3A0000,
+ } , {
+ .name = "nvram",
+ .offset = MTDPART_OFS_APPEND,
+ .size = 0x010000,
+ }
+};
+
+static struct adm5120_pci_irq wp54_pci_irqs[] __initdata = {
+ PCIIRQ(2, 0, 1, ADM5120_IRQ_PCI0),
+};
+
+static struct gpio_keys_button wp54_gpio_buttons[] __initdata = {
+ {
+ .desc = "reset_button",
+ .type = EV_KEY,
+ .code = KEY_RESTART,
+ .debounce_interval = WP54_KEYS_DEBOUNCE_INTERVAL,
+ .gpio = ADM5120_GPIO_PIN4,
+ }
+};
+
+static struct gpio_led wp54_gpio_leds[] __initdata = {
+ GPIO_LED_INV(ADM5120_GPIO_PIN2, "diag", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_PIN6, "wlan", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_PIN7, "wan", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P0L0, "lan1", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P1L0, "lan2", NULL),
+};
+
+static u8 wp54_vlans[6] __initdata = {
+ 0x41, 0x42, 0x00, 0x00, 0x00, 0x00
+};
+
+static void wp54_reset(void)
+{
+ gpio_set_value(ADM5120_GPIO_PIN3, 0);
+}
+
+static void __init wp54_setup(void)
+{
+ compex_generic_setup();
+
+ /* setup reset line */
+ gpio_request(ADM5120_GPIO_PIN3, NULL);
+ gpio_direction_output(ADM5120_GPIO_PIN3, 1);
+ adm5120_board_reset = wp54_reset;
+
+ adm5120_add_device_switch(2, wp54_vlans);
+ adm5120_register_gpio_buttons(-1, WP54_KEYS_POLL_INTERVAL,
+ ARRAY_SIZE(wp54_gpio_buttons),
+ wp54_gpio_buttons);
+ adm5120_add_device_gpio_leds(ARRAY_SIZE(wp54_gpio_leds),
+ wp54_gpio_leds);
+
+ adm5120_pci_set_irq_map(ARRAY_SIZE(wp54_pci_irqs), wp54_pci_irqs);
+}
+
+MIPS_MACHINE(MACH_ADM5120_WP54, "WP54", "Compex WP54 family", wp54_setup);
+
+static void __init wp54_wrt_setup(void)
+{
+ adm5120_flash0_data.nr_parts = ARRAY_SIZE(wp54g_wrt_partitions);
+ adm5120_flash0_data.parts = wp54g_wrt_partitions;
+
+ wp54_setup();
+}
+
+MIPS_MACHINE(MACH_ADM5120_WP54G_WRT, "WP54G-WRT", "Compex WP54G-WRT",
+ wp54_wrt_setup);
--- /dev/null
+obj-y := br-61xx.o
+
+obj-$(CONFIG_ADM5120_MACH_BR_6104K) += br-6104k.o
+obj-$(CONFIG_ADM5120_MACH_BR_6104KP) += br-6104kp.o
+obj-$(CONFIG_ADM5120_MACH_BR_61X4WG) += br-61x4wg.o
--- /dev/null
+/*
+ * Edimax BR-6104K board support
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#include "br-61xx.h"
+
+static struct gpio_led br6104k_gpio_leds[] __initdata = {
+ GPIO_LED_STD(ADM5120_GPIO_PIN0, "power", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P0L1, "wan_speed", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P0L0, "wan_lnkact", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P1L1, "lan1_speed", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P1L0, "lan1_lnkact", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P2L1, "lan2_speed", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P2L0, "lan2_lnkact", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P3L1, "lan3_speed", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P3L0, "lan3_lnkact", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P4L1, "lan4_speed", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P4L0, "lan4_lnkact", NULL),
+};
+
+static void __init br6104k_setup(void)
+{
+ br61xx_generic_setup();
+ adm5120_add_device_gpio_leds(ARRAY_SIZE(br6104k_gpio_leds),
+ br6104k_gpio_leds);
+}
+
+MIPS_MACHINE(MACH_ADM5120_BR6104K, "BR-6104K", "Edimax BR-6104K",
+ br6104k_setup);
--- /dev/null
+/*
+ * Edimax BR-6104KP board support
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#include "br-61xx.h"
+
+static struct gpio_led br6104kp_gpio_leds[] __initdata = {
+ GPIO_LED_STD(ADM5120_GPIO_PIN0, "power", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_PIN3, "usb1", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_PIN1, "usb2", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P0L1, "wan_speed", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P0L0, "wan_lnkact", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P1L1, "lan1_speed", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P1L0, "lan1_lnkact", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P2L1, "lan2_speed", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P2L0, "lan2_lnkact", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P3L1, "lan3_speed", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P3L0, "lan3_lnkact", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P4L1, "lan4_speed", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P4L0, "lan4_lnkact", NULL),
+};
+
+static void __init br6104kp_setup(void)
+{
+ br61xx_generic_setup();
+ adm5120_add_device_gpio_leds(ARRAY_SIZE(br6104kp_gpio_leds),
+ br6104kp_gpio_leds);
+ adm5120_add_device_usb();
+}
+
+MIPS_MACHINE(MACH_ADM5120_BR6104KP, "BR-6104KP", "Edimax BR-6104KP",
+ br6104kp_setup);
--- /dev/null
+/*
+ * Edimax BR-6104Wg/6114WG board support
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#include "br-61xx.h"
+
+static struct adm5120_pci_irq br61x4wg_pci_irqs[] __initdata = {
+ PCIIRQ(2, 0, 1, ADM5120_IRQ_PCI0),
+};
+
+static struct gpio_led br61x4wg_gpio_leds[] __initdata = {
+ GPIO_LED_STD(ADM5120_GPIO_PIN0, "power", NULL),
+ GPIO_LED_STD(ADM5120_GPIO_PIN5, "wlan", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P0L1, "wan_speed", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P0L0, "wan_lnkact", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P1L1, "lan1_speed", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P1L0, "lan1_lnkact", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P2L1, "lan2_speed", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P2L0, "lan2_lnkact", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P3L1, "lan3_speed", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P3L0, "lan3_lnkact", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P4L1, "lan4_speed", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P4L0, "lan4_lnkact", NULL),
+};
+
+static void __init br61x4wg_setup(void)
+{
+ br61xx_generic_setup();
+ adm5120_add_device_gpio_leds(ARRAY_SIZE(br61x4wg_gpio_leds),
+ br61x4wg_gpio_leds);
+ adm5120_pci_set_irq_map(ARRAY_SIZE(br61x4wg_pci_irqs),
+ br61x4wg_pci_irqs);
+}
+
+MIPS_MACHINE(MACH_ADM5120_BR61X4WG, "BR-6104WG", "Edimax BR-6104WG/6114WG",
+ br61x4wg_setup);
--- /dev/null
+/*
+ * Edimax BR-61xx support
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#include "br-61xx.h"
+
+#include <prom/admboot.h>
+
+#define BR61XX_CONFIG_OFFSET 0x8000
+#define BR61XX_CONFIG_SIZE 0x1000
+
+#define BR61XX_KEYS_POLL_INTERVAL 20
+#define BR61XX_KEYS_DEBOUNCE_INTERVAL (3 * BR61XX_KEYS_POLL_INTERVAL)
+
+static struct mtd_partition br61xx_partitions[] = {
+ {
+ .name = "admboot",
+ .offset = 0,
+ .size = 32*1024,
+ .mask_flags = MTD_WRITEABLE,
+ } , {
+ .name = "config",
+ .offset = MTDPART_OFS_APPEND,
+ .size = 32*1024,
+ } , {
+ .name = "firmware",
+ .offset = MTDPART_OFS_APPEND,
+ .size = MTDPART_SIZ_FULL,
+ }
+};
+
+static struct gpio_keys_button br61xx_gpio_buttons[] __initdata = {
+ {
+ .desc = "reset_button",
+ .type = EV_KEY,
+ .code = KEY_RESTART,
+ .debounce_interval = BR61XX_KEYS_DEBOUNCE_INTERVAL,
+ .gpio = ADM5120_GPIO_PIN2,
+ }
+};
+
+static u8 br61xx_vlans[6] __initdata = {
+ 0x41, 0x42, 0x44, 0x48, 0x50, 0x00
+};
+
+static void __init br61xx_mac_setup(void)
+{
+ u8 mac_base[6];
+ int err;
+
+ err = admboot_get_mac_base(BR61XX_CONFIG_OFFSET,
+ BR61XX_CONFIG_SIZE, mac_base);
+
+ if ((err) || !is_valid_ether_addr(mac_base))
+ random_ether_addr(mac_base);
+
+ adm5120_setup_eth_macs(mac_base);
+}
+
+void __init br61xx_generic_setup(void)
+{
+
+ adm5120_flash0_data.nr_parts = ARRAY_SIZE(br61xx_partitions);
+ adm5120_flash0_data.parts = br61xx_partitions;
+ adm5120_add_device_flash(0);
+
+ adm5120_add_device_uart(0);
+ adm5120_add_device_uart(1);
+
+ adm5120_add_device_switch(5, br61xx_vlans);
+
+ adm5120_register_gpio_buttons(-1, BR61XX_KEYS_POLL_INTERVAL,
+ ARRAY_SIZE(br61xx_gpio_buttons),
+ br61xx_gpio_buttons);
+
+ br61xx_mac_setup();
+}
--- /dev/null
+/*
+ * Edimax BR-61xx board support
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/gpio.h>
+#include <linux/irq.h>
+#include <linux/etherdevice.h>
+
+#include <asm/mips_machine.h>
+
+#include <asm/mach-adm5120/adm5120_info.h>
+#include <asm/mach-adm5120/adm5120_platform.h>
+
+extern void __init br61xx_generic_setup(void) __init;
--- /dev/null
+obj-$(CONFIG_ADM5120_MACH_EB_214A) += eb-214a.o
--- /dev/null
+/*
+ * EB-214A board support
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ * Copyright (C) 2010 Cezary Jackiewicz <cezary@eko.one.pl>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#include <asm/addrspace.h>
+#include <asm/byteorder.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/gpio.h>
+#include <linux/irq.h>
+#include <linux/etherdevice.h>
+
+#include <asm/mips_machine.h>
+
+#include <asm/mach-adm5120/adm5120_info.h>
+#include <asm/mach-adm5120/adm5120_platform.h>
+#include <asm/mach-adm5120/adm5120_defs.h>
+
+
+#define EB214A_CONFIG_OFFSET 0x4000
+
+#define EB214A_KEYS_POLL_INTERVAL 20
+#define EB214A_KEYS_DEBOUNCE_INTERVAL (3 * EB214A_KEYS_POLL_INTERVAL)
+
+static struct mtd_partition eb214a_partitions[] = {
+ {
+ .name = "bootloader",
+ .offset = 0,
+ .size = 32*1024,
+ .mask_flags = MTD_WRITEABLE,
+ } , {
+ .name = "config",
+ .offset = MTDPART_OFS_APPEND,
+ .size = 32*1024,
+ } , {
+ .name = "firmware",
+ .offset = MTDPART_OFS_APPEND,
+ .size = MTDPART_SIZ_FULL,
+ }
+};
+
+static struct adm5120_pci_irq eb214a_pci_irqs[] __initdata = {
+ PCIIRQ(4, 0, 1, ADM5120_IRQ_PCI0),
+ PCIIRQ(4, 1, 2, ADM5120_IRQ_PCI0),
+ PCIIRQ(4, 2, 3, ADM5120_IRQ_PCI0),
+};
+
+static struct gpio_led eb214a_gpio_leds[] __initdata = {
+ GPIO_LED_INV(ADM5120_GPIO_PIN7, "power", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P0L0, "lan", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P4L0, "usb1", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P4L1, "usb2", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P4L2, "usb3", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P3L0, "usb4", NULL),
+};
+
+static struct gpio_keys_button eb214a_gpio_buttons[] __initdata = {
+ {
+ .desc = "reset",
+ .type = EV_KEY,
+ .code = KEY_RESTART,
+ .debounce_interval = EB214A_KEYS_DEBOUNCE_INTERVAL,
+ .gpio = ADM5120_GPIO_PIN1,
+ }
+};
+
+static u8 eb214a_vlans[6] __initdata = {
+ 0x41, 0x42, 0x44, 0x48, 0x50, 0x00
+};
+
+static void __init eb214a_mac_setup(void)
+{
+ u8 mac_base[6];
+ u8 *cfg;
+ int i;
+
+ cfg = (u8 *) KSEG1ADDR(ADM5120_SRAM0_BASE + EB214A_CONFIG_OFFSET);
+ for (i = 0; i < 6; i++)
+ mac_base[i] = cfg[i];
+
+ if (!is_valid_ether_addr(mac_base))
+ random_ether_addr(mac_base);
+
+ adm5120_setup_eth_macs(mac_base);
+}
+
+static void __init eb214a_setup(void)
+{
+ adm5120_flash0_data.nr_parts = ARRAY_SIZE(eb214a_partitions);
+ adm5120_flash0_data.parts = eb214a_partitions;
+ adm5120_add_device_flash(0);
+
+ adm5120_add_device_uart(0);
+ /* adm5120_add_device_uart(1); */
+
+ adm5120_add_device_switch(5, eb214a_vlans);
+
+ eb214a_mac_setup();
+
+ adm5120_register_gpio_buttons(-1, EB214A_KEYS_POLL_INTERVAL,
+ ARRAY_SIZE(eb214a_gpio_buttons),
+ eb214a_gpio_buttons);
+
+ adm5120_add_device_gpio_leds(ARRAY_SIZE(eb214a_gpio_leds),
+ eb214a_gpio_leds);
+
+ adm5120_pci_set_irq_map(ARRAY_SIZE(eb214a_pci_irqs),
+ eb214a_pci_irqs);
+ /* adm5120_add_device_usb(); */
+}
+
+MIPS_MACHINE(MACH_ADM5120_EB_214A, "EB-214A", "Generic EB-214A", eb214a_setup);
--- /dev/null
+obj-y += infineon.o
+
+obj-$(CONFIG_ADM5120_MACH_EASY5120_RT) += easy5120-rt.o
+obj-$(CONFIG_ADM5120_MACH_EASY5120_WVOIP) += easy5120-wvoip.o
+obj-$(CONFIG_ADM5120_MACH_EASY5120P_ATA) += easy5120p-ata.o
+obj-$(CONFIG_ADM5120_MACH_EASY83000) += easy83000.o
--- /dev/null
+/*
+ * Infineon EASY 5120-RT Reference Board support
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#include "infineon.h"
+
+static struct gpio_led easy5120_rt_gpio_leds[] __initdata = {
+ GPIO_LED_INV(ADM5120_GPIO_PIN6, "user", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P0L0, "lan0_led1", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P0L1, "lan0_led2", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P1L0, "lan1_led1", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P1L1, "lan1_led2", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P2L0, "lan2_led1", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P2L1, "lan2_led2", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P3L0, "lan3_led1", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P3L1, "lan3_led2", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P4L0, "wan", NULL),
+};
+
+static struct adm5120_pci_irq easy5120_rt_pci_irqs[] __initdata = {
+ PCIIRQ(2, 0, 1, ADM5120_IRQ_PCI0),
+};
+
+static u8 easy5120_rt_vlans[6] __initdata = {
+ 0x41, 0x42, 0x44, 0x48, 0x50, 0x00
+};
+
+static void __init easy5120_rt_setup(void)
+{
+ easy_setup_bga();
+
+ adm5120_add_device_switch(5, easy5120_rt_vlans);
+ adm5120_add_device_usb();
+ adm5120_add_device_gpio_leds(ARRAY_SIZE(easy5120_rt_gpio_leds),
+ easy5120_rt_gpio_leds);
+ adm5120_pci_set_irq_map(ARRAY_SIZE(easy5120_rt_pci_irqs),
+ easy5120_rt_pci_irqs);
+}
+
+MIPS_MACHINE(MACH_ADM5120_EASY5120RT, "EASY5120-RT",
+ "Infineon EASY 5120-RT Reference Board", easy5120_rt_setup);
--- /dev/null
+/*
+ * Infineon EASY 5120-WVoIP Reference Board support
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#include "infineon.h"
+
+static void __init easy5120wvoip_setup(void)
+{
+ easy_setup_bga();
+ adm5120_add_device_switch(6, NULL);
+
+ /* TODO: add VINETIC2 device */
+ /* TODO: setup PCI IRQ map */
+}
+
+MIPS_MACHINE(MACH_ADM5120_EASY5120WVOIP, "EASY5120WVoIP",
+ "Infineon EASY 5120-WVoIP Reference Board", easy5120wvoip_setup);
--- /dev/null
+/*
+ * Infineon EASY 5120P-ATA Reference Board support
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#include "infineon.h"
+
+static void __init easy5120pata_setup(void)
+{
+ easy_setup_pqfp();
+
+ adm5120_add_device_switch(6, NULL);
+}
+
+MIPS_MACHINE(MACH_ADM5120_EASY5120PATA, "EASY5120P-ATA",
+ "Infineon EASY 5120P-ATA Reference Board", easy5120pata_setup);
--- /dev/null
+/*
+ * Infineon EASY 83000 Reference Board support
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#include "infineon.h"
+
+static void __init easy83000_setup(void)
+{
+ easy_setup_pqfp();
+ adm5120_add_device_switch(6, NULL);
+
+ /* TODO: add VINAX device */
+}
+
+MIPS_MACHINE(MACH_ADM5120_EASY83000, "EASY8300",
+ "Infineon EASY 83000 Reference Board", easy83000_setup);
--- /dev/null
+/*
+ * Infineon Reference Boards
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#include "infineon.h"
+
+#include <prom/admboot.h>
+
+#define EASY_CONFIG_OFFSET 0x10000
+#define EASY_CONFIG_SIZE 0x1000
+
+static struct mtd_partition easy_partitions[] = {
+ {
+ .name = "admboot",
+ .offset = 0,
+ .size = 64*1024,
+ .mask_flags = MTD_WRITEABLE,
+ } , {
+ .name = "boardcfg",
+ .offset = MTDPART_OFS_APPEND,
+ .size = 64*1024,
+ } , {
+ .name = "firmware",
+ .offset = MTDPART_OFS_APPEND,
+ .size = MTDPART_SIZ_FULL,
+ }
+};
+
+static __init void easy_setup_mac(void)
+{
+ u8 mac_base[6];
+ int err;
+
+ err = admboot_get_mac_base(EASY_CONFIG_OFFSET,
+ EASY_CONFIG_SIZE, mac_base);
+
+ if ((err) || !is_valid_ether_addr(mac_base))
+ random_ether_addr(mac_base);
+
+ adm5120_setup_eth_macs(mac_base);
+}
+
+static void switch_bank_gpio3(unsigned bank)
+{
+ switch (bank) {
+ case 0:
+ gpio_set_value(ADM5120_GPIO_PIN3, 0);
+ break;
+ case 1:
+ gpio_set_value(ADM5120_GPIO_PIN3, 1);
+ break;
+ }
+}
+
+void __init easy_setup_pqfp(void)
+{
+ /* setup flash A20 line */
+ gpio_request(ADM5120_GPIO_PIN3, NULL);
+ gpio_direction_output(ADM5120_GPIO_PIN3, 0);
+ adm5120_flash0_data.switch_bank = switch_bank_gpio3;
+
+ adm5120_flash0_data.nr_parts = ARRAY_SIZE(easy_partitions);
+ adm5120_flash0_data.parts = easy_partitions;
+
+ adm5120_add_device_uart(0);
+ adm5120_add_device_uart(1);
+
+ adm5120_add_device_flash(0);
+
+ easy_setup_mac();
+}
+
+static void switch_bank_gpio5(unsigned bank)
+{
+ switch (bank) {
+ case 0:
+ gpio_set_value(ADM5120_GPIO_PIN5, 0);
+ break;
+ case 1:
+ gpio_set_value(ADM5120_GPIO_PIN5, 1);
+ break;
+ }
+}
+
+void __init easy_setup_bga(void)
+{
+ /* setup flash A20 line */
+ gpio_request(ADM5120_GPIO_PIN5, NULL);
+ gpio_direction_output(ADM5120_GPIO_PIN5, 0);
+ adm5120_flash0_data.switch_bank = switch_bank_gpio5;
+
+ adm5120_flash0_data.nr_parts = ARRAY_SIZE(easy_partitions);
+ adm5120_flash0_data.parts = easy_partitions;
+
+ adm5120_add_device_uart(0);
+ adm5120_add_device_uart(1);
+
+ adm5120_add_device_flash(0);
+
+ easy_setup_mac();
+}
--- /dev/null
+/*
+ * Infineon Reference Boards
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/gpio.h>
+#include <linux/irq.h>
+#include <linux/etherdevice.h>
+
+#include <asm/mips_machine.h>
+
+#include <asm/mach-adm5120/adm5120_defs.h>
+#include <asm/mach-adm5120/adm5120_platform.h>
+#include <asm/mach-adm5120/adm5120_info.h>
+
+extern void easy_setup_pqfp(void) __init;
+extern void easy_setup_bga(void) __init;
--- /dev/null
+obj-y += rb-1xx.o
+
+obj-${CONFIG_ADM5120_MACH_RB_11X} += rb-11x.o
+obj-${CONFIG_ADM5120_MACH_RB_133} += rb-133.o
+obj-${CONFIG_ADM5120_MACH_RB_133C} += rb-133c.o
+obj-${CONFIG_ADM5120_MACH_RB_150} += rb-150.o
+obj-${CONFIG_ADM5120_MACH_RB_153} += rb-153.o
+obj-${CONFIG_ADM5120_MACH_RB_192} += rb-192.o
--- /dev/null
+/*
+ * Mikrotik RouterBOARD 111/112 support
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#include "rb-1xx.h"
+
+static struct gpio_led rb11x_gpio_leds[] __initdata = {
+ GPIO_LED_STD(ADM5120_GPIO_PIN3, "user", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P0L1, "lan_speed", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P0L0, "lan_lnkact", NULL),
+};
+
+static u8 rb11x_vlans[6] __initdata = {
+ 0x7F, 0x00, 0x00, 0x00, 0x00, 0x00
+};
+
+static void __init rb11x_setup(void)
+{
+ rb1xx_generic_setup();
+ rb1xx_add_device_nand();
+
+ adm5120_add_device_switch(1, rb11x_vlans);
+ adm5120_add_device_gpio_leds(ARRAY_SIZE(rb11x_gpio_leds),
+ rb11x_gpio_leds);
+}
+
+MIPS_MACHINE(MACH_ADM5120_RB_11X, "11x", "Mikrotik RouterBOARD 111/112",
+ rb11x_setup);
--- /dev/null
+/*
+ * Mikrotik RouterBOARD 133 support
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#include "rb-1xx.h"
+
+static struct gpio_led rb133_gpio_leds[] __initdata = {
+ GPIO_LED_STD(ADM5120_GPIO_PIN6, "power", NULL),
+ GPIO_LED_STD(ADM5120_GPIO_PIN5, "user", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P2L1, "lan1_speed", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P2L0, "lan1_lnkact", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P1L1, "lan2_speed", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P1L0, "lan2_lnkact", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P0L1, "lan3_speed", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P0L0, "lan3_lnkact", NULL),
+};
+
+static u8 rb133_vlans[6] __initdata = {
+ 0x7F, 0x00, 0x00, 0x00, 0x00, 0x00
+};
+
+static void __init rb133_setup(void)
+{
+ rb1xx_generic_setup();
+ rb1xx_add_device_nand();
+
+ adm5120_add_device_switch(3, rb133_vlans);
+ adm5120_add_device_gpio_leds(ARRAY_SIZE(rb133_gpio_leds),
+ rb133_gpio_leds);
+}
+
+MIPS_MACHINE(MACH_ADM5120_RB_133, "133", "Mikrotik RouterBOARD 133",
+ rb133_setup);
--- /dev/null
+/*
+ * Mikrotik RouterBOARD 133C support
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#include "rb-1xx.h"
+
+static struct gpio_led rb133c_gpio_leds[] __initdata = {
+ GPIO_LED_STD(ADM5120_GPIO_PIN6, "power", NULL),
+ GPIO_LED_STD(ADM5120_GPIO_PIN5, "user", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P2L1, "lan1_speed", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P2L0, "lan1_lnkact", NULL),
+};
+
+static u8 rb133c_vlans[6] __initdata = {
+ 0x7F, 0x00, 0x00, 0x00, 0x00, 0x00
+};
+
+static void __init rb133c_setup(void)
+{
+ rb1xx_generic_setup();
+ rb1xx_add_device_nand();
+
+ adm5120_add_device_switch(1, rb133c_vlans);
+ adm5120_add_device_gpio_leds(ARRAY_SIZE(rb133c_gpio_leds),
+ rb133c_gpio_leds);
+}
+
+MIPS_MACHINE(MACH_ADM5120_RB_133C, "133C", "Mikrotik RouterBOARD 133C",
+ rb133c_setup);
--- /dev/null
+/*
+ * Mikrotik RouterBOARD 150 support
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#include "rb-1xx.h"
+
+#define RB150_NAND_BASE 0x1FC80000
+#define RB150_NAND_SIZE 1
+
+#define RB150_GPIO_NAND_READY ADM5120_GPIO_PIN0
+#define RB150_GPIO_NAND_NCE ADM5120_GPIO_PIN1
+#define RB150_GPIO_NAND_CLE ADM5120_GPIO_P2L2
+#define RB150_GPIO_NAND_ALE ADM5120_GPIO_P3L2
+#define RB150_GPIO_RESET_BUTTON ADM5120_GPIO_PIN1 /* FIXME */
+
+#define RB150_NAND_DELAY 100
+
+#define RB150_NAND_WRITE(v) \
+ writeb((v), (void __iomem *)KSEG1ADDR(RB150_NAND_BASE))
+
+static struct resource rb150_nand_resources[] __initdata = {
+ [0] = {
+ .start = RB150_NAND_BASE,
+ .end = RB150_NAND_BASE + RB150_NAND_SIZE-1,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+static struct gpio_led rb150_gpio_leds[] __initdata = {
+ GPIO_LED_STD(ADM5120_GPIO_P0L2, "user", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P0L1, "lan1_led1", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P0L0, "lan1_led2", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P1L1, "lan5_led1", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P1L0, "lan5_led2", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P2L1, "lan4_led1", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P2L0, "lan4_led2", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P3L1, "lan3_led1", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P3L0, "lan3_led2", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P4L1, "lan2_led1", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P4L0, "lan2_led2", NULL),
+};
+
+static u8 rb150_vlans[6] __initdata = {
+ 0x7F, 0x00, 0x00, 0x00, 0x00, 0x00
+};
+
+static int rb150_nand_dev_ready(struct mtd_info *mtd)
+{
+ return gpio_get_value(RB150_GPIO_NAND_READY);
+}
+
+static void rb150_nand_cmd_ctrl(struct mtd_info *mtd, int cmd,
+ unsigned int ctrl)
+{
+ if (ctrl & NAND_CTRL_CHANGE) {
+ gpio_set_value(RB150_GPIO_NAND_CLE, (ctrl & NAND_CLE) ? 1 : 0);
+ gpio_set_value(RB150_GPIO_NAND_ALE, (ctrl & NAND_ALE) ? 1 : 0);
+ gpio_set_value(RB150_GPIO_NAND_NCE, (ctrl & NAND_NCE) ? 0 : 1);
+ }
+
+ udelay(RB150_NAND_DELAY);
+
+ if (cmd != NAND_CMD_NONE)
+ RB150_NAND_WRITE(cmd);
+}
+
+static void __init rb150_add_device_nand(void)
+{
+ struct platform_device *pdev;
+ int err;
+
+ /* setup GPIO pins for NAND flash chip */
+ gpio_request(RB150_GPIO_NAND_READY, "nand-ready");
+ gpio_direction_input(RB150_GPIO_NAND_READY);
+ gpio_request(RB150_GPIO_NAND_NCE, "nand-nce");
+ gpio_direction_output(RB150_GPIO_NAND_NCE, 1);
+ gpio_request(RB150_GPIO_NAND_CLE, "nand-cle");
+ gpio_direction_output(RB150_GPIO_NAND_CLE, 0);
+ gpio_request(RB150_GPIO_NAND_ALE, "nand-ale");
+ gpio_direction_output(RB150_GPIO_NAND_ALE, 0);
+
+ pdev = platform_device_alloc("gen_nand", -1);
+ if (!pdev)
+ goto err_out;
+
+ err = platform_device_add_resources(pdev, rb150_nand_resources,
+ ARRAY_SIZE(rb150_nand_resources));
+ if (err)
+ goto err_put;
+
+
+ rb1xx_nand_data.ctrl.cmd_ctrl = rb150_nand_cmd_ctrl;
+ rb1xx_nand_data.ctrl.dev_ready = rb150_nand_dev_ready;
+
+ err = platform_device_add_data(pdev, &rb1xx_nand_data,
+ sizeof(rb1xx_nand_data));
+ if (err)
+ goto err_put;
+
+ err = platform_device_add(pdev);
+ if (err)
+ goto err_put;
+
+ return;
+
+err_put:
+ platform_device_put(pdev);
+err_out:
+ return;
+}
+
+static void __init rb150_setup(void)
+{
+ rb1xx_gpio_buttons[0].gpio = RB150_GPIO_RESET_BUTTON;
+ rb1xx_generic_setup();
+ rb150_add_device_nand();
+
+ adm5120_add_device_gpio_leds(ARRAY_SIZE(rb150_gpio_leds),
+ rb150_gpio_leds);
+ adm5120_add_device_switch(5, rb150_vlans);
+}
+
+MIPS_MACHINE(MACH_ADM5120_RB_150, "miniROUTER", "Mikrotik RouterBOARD 150",
+ rb150_setup);
--- /dev/null
+/*
+ * Mikrotik RouterBOARD 153 support
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#include "rb-1xx.h"
+
+static struct resource rb153_cf_resources[] __initdata = {
+ {
+ .name = "cf_membase",
+ .start = ADM5120_EXTIO1_BASE,
+ .end = ADM5120_EXTIO1_BASE + ADM5120_EXTIO1_SIZE-1 ,
+ .flags = IORESOURCE_MEM
+ }, {
+ .name = "cf_irq",
+ .start = ADM5120_IRQ_GPIO4,
+ .end = ADM5120_IRQ_GPIO4,
+ .flags = IORESOURCE_IRQ
+ }
+};
+
+static struct gpio_led rb153_gpio_leds[] __initdata = {
+ GPIO_LED_STD(ADM5120_GPIO_PIN5, "user", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P0L1, "lan1_speed", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P0L0, "lan1_lnkact", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P1L1, "lan5_speed", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P1L0, "lan5_lnkact", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P2L1, "lan4_speed", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P2L0, "lan4_lnkact", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P3L1, "lan3_speed", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P3L0, "lan3_lnkact", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P4L1, "lan2_speed", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P4L0, "lan2_lnkact", NULL),
+};
+
+static u8 rb153_vlans[6] __initdata = {
+ 0x7F, 0x00, 0x00, 0x00, 0x00, 0x00
+};
+
+static void __init rb153_add_device_cf(void)
+{
+ /* enable CSX1:INTX1 on GPIO[3:4] for the CF slot */
+ adm5120_gpio_csx1_enable();
+
+ /* enable the wait state pin GPIO[0] for external I/O control */
+ adm5120_gpio_ew_enable();
+
+ platform_device_register_simple("pata-rb153-cf", -1,
+ rb153_cf_resources, ARRAY_SIZE(rb153_cf_resources));
+}
+
+static void __init rb153_setup(void)
+{
+ rb1xx_generic_setup();
+ rb1xx_add_device_nand();
+ rb153_add_device_cf();
+
+ adm5120_add_device_gpio_leds(ARRAY_SIZE(rb153_gpio_leds),
+ rb153_gpio_leds);
+ adm5120_add_device_switch(5, rb153_vlans);
+}
+
+MIPS_MACHINE(MACH_ADM5120_RB_153, "150", "Mikrotik RouterBOARD 153",
+ rb153_setup);
--- /dev/null
+/*
+ * Mikrotik RouterBOARD 192 support
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#include "rb-1xx.h"
+
+static u8 rb192_vlans[6] __initdata = {
+ 0x7F, 0x00, 0x00, 0x00, 0x00, 0x00
+};
+
+static void __init rb192_setup(void)
+{
+ rb1xx_generic_setup();
+ rb1xx_add_device_nand();
+
+ adm5120_add_device_switch(6, rb192_vlans);
+}
+
+MIPS_MACHINE(MACH_ADM5120_RB_192, "192", "Mikrotik RouterBOARD 192",
+ rb192_setup);
--- /dev/null
+/*
+ * Mikrotik RouterBOARD 1xx series support
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * NAND initialization code was based on a driver for Linux 2.6.19+ which
+ * was derived from the driver for Linux 2.4.xx published by Mikrotik for
+ * their RouterBoard 1xx and 5xx series boards.
+ * Copyright (C) 2007 David Goodenough <david.goodenough@linkchoose.co.uk>
+ * Copyright (C) 2007 Florian Fainelli <florian@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#include "rb-1xx.h"
+
+#define RB1XX_NAND_CHIP_DELAY 25
+
+#define RB1XX_KEYS_POLL_INTERVAL 20
+#define RB1XX_KEYS_DEBOUNCE_INTERVAL (3 * RB1XX_KEYS_POLL_INTERVAL)
+
+static struct adm5120_pci_irq rb1xx_pci_irqs[] __initdata = {
+ PCIIRQ(1, 0, 1, ADM5120_IRQ_PCI0),
+ PCIIRQ(2, 0, 1, ADM5120_IRQ_PCI1),
+ PCIIRQ(3, 0, 1, ADM5120_IRQ_PCI2)
+};
+
+static struct mtd_partition rb1xx_nor_parts[] = {
+ {
+ .name = "booter",
+ .offset = 0,
+ .size = 64*1024,
+ .mask_flags = MTD_WRITEABLE,
+ } , {
+ .name = "firmware",
+ .offset = MTDPART_OFS_APPEND,
+ .size = MTDPART_SIZ_FULL,
+ }
+};
+
+static struct mtd_partition rb1xx_nand_parts[] = {
+ {
+ .name = "kernel",
+ .offset = 0,
+ .size = 4 * 1024 * 1024,
+ } , {
+ .name = "rootfs",
+ .offset = MTDPART_OFS_NXTBLK,
+ .size = MTDPART_SIZ_FULL
+ }
+};
+
+/*
+ * We need to use the OLD Yaffs-1 OOB layout, otherwise the RB bootloader
+ * will not be able to find the kernel that we load. So set the oobinfo
+ * when creating the partitions
+ */
+static struct nand_ecclayout rb1xx_nand_ecclayout = {
+ .eccbytes = 6,
+ .eccpos = { 8, 9, 10, 13, 14, 15 },
+ .oobavail = 9,
+ .oobfree = { { 0, 4 }, { 6, 2 }, { 11, 2 }, { 4, 1 } }
+};
+
+/*--------------------------------------------------------------------------*/
+
+static int rb1xx_nand_fixup(struct mtd_info *mtd)
+{
+ struct nand_chip *chip = mtd->priv;
+
+ if (mtd->writesize == 512)
+ chip->ecc.layout = &rb1xx_nand_ecclayout;
+
+ return 0;
+}
+
+struct platform_nand_data rb1xx_nand_data __initdata = {
+ .chip = {
+ .nr_chips = 1,
+ .nr_partitions = ARRAY_SIZE(rb1xx_nand_parts),
+ .partitions = rb1xx_nand_parts,
+ .chip_delay = RB1XX_NAND_CHIP_DELAY,
+ .chip_fixup = rb1xx_nand_fixup,
+ },
+};
+
+struct gpio_keys_button rb1xx_gpio_buttons[] __initdata = {
+ {
+ .desc = "reset_button",
+ .type = EV_KEY,
+ .code = KEY_RESTART,
+ .debounce_interval = RB1XX_KEYS_DEBOUNCE_INTERVAL,
+ .gpio = ADM5120_GPIO_PIN7,
+ }
+};
+
+static void __init rb1xx_mac_setup(void)
+{
+ if (rb_hs.mac_base != NULL && is_valid_ether_addr(rb_hs.mac_base)) {
+ adm5120_setup_eth_macs(rb_hs.mac_base);
+ } else {
+ u8 mac[ETH_ALEN];
+
+ random_ether_addr(mac);
+ adm5120_setup_eth_macs(mac);
+ }
+}
+
+void __init rb1xx_add_device_flash(void)
+{
+ /* setup data for flash0 device */
+ adm5120_flash0_data.nr_parts = ARRAY_SIZE(rb1xx_nor_parts);
+ adm5120_flash0_data.parts = rb1xx_nor_parts;
+ adm5120_flash0_data.window_size = 128*1024;
+
+ adm5120_add_device_flash(0);
+}
+
+void __init rb1xx_add_device_nand(void)
+{
+ /* enable NAND flash interface */
+ adm5120_nand_enable();
+
+ /* initialize NAND chip */
+ adm5120_nand_set_spn(1);
+ adm5120_nand_set_wpn(0);
+
+ adm5120_add_device_nand(&rb1xx_nand_data);
+}
+
+void __init rb1xx_generic_setup(void)
+{
+ if (adm5120_package_bga())
+ adm5120_pci_set_irq_map(ARRAY_SIZE(rb1xx_pci_irqs),
+ rb1xx_pci_irqs);
+
+ adm5120_add_device_uart(0);
+ adm5120_add_device_uart(1);
+
+ adm5120_register_gpio_buttons(-1, RB1XX_KEYS_POLL_INTERVAL,
+ ARRAY_SIZE(rb1xx_gpio_buttons),
+ rb1xx_gpio_buttons);
+
+ rb1xx_add_device_flash();
+ rb1xx_mac_setup();
+}
--- /dev/null
+/*
+ * Mikrotik RouterBOARD 1xx series support
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/delay.h>
+#include <linux/gpio.h>
+#include <linux/irq.h>
+#include <linux/etherdevice.h>
+
+#include <asm/mips_machine.h>
+
+#include <asm/mach-adm5120/adm5120_defs.h>
+#include <asm/mach-adm5120/adm5120_nand.h>
+#include <asm/mach-adm5120/adm5120_platform.h>
+#include <asm/mach-adm5120/adm5120_info.h>
+
+#include <prom/routerboot.h>
+
+extern struct platform_nand_data rb1xx_nand_data __initdata;
+extern struct gpio_keys_button rb1xx_gpio_buttons[] __initdata;
+
+extern void rb1xx_add_device_flash(void) __init;
+extern void rb1xx_add_device_nand(void) __init;
+extern void rb1xx_generic_setup(void) __init;
--- /dev/null
+obj-$(CONFIG_ADM5120_MACH_PMUGW) += pmugw.o
--- /dev/null
+/*
+ * Motorola Powerline MU Gateway board
+ *
+ * Copyright (C) 2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/gpio.h>
+#include <linux/irq.h>
+#include <linux/etherdevice.h>
+
+#include <asm/mips_machine.h>
+
+#include <asm/mach-adm5120/adm5120_defs.h>
+#include <asm/mach-adm5120/adm5120_platform.h>
+#include <asm/mach-adm5120/adm5120_info.h>
+
+#include <prom/admboot.h>
+
+#define PMUGW_CONFIG_OFFSET 0x10000
+#define PMUGW_CONFIG_SIZE 0x1000
+
+static struct mtd_partition pmugw_partitions[] = {
+ {
+ .name = "admboot",
+ .offset = 0,
+ .size = 64*1024,
+ .mask_flags = MTD_WRITEABLE,
+ } , {
+ .name = "boardcfg",
+ .offset = MTDPART_OFS_APPEND,
+ .size = 64*1024,
+ } , {
+ .name = "firmware",
+ .offset = MTDPART_OFS_APPEND,
+ .size = MTDPART_SIZ_FULL,
+ }
+};
+
+static u8 pmugw_vlans[6] __initdata = {
+ 0x41, 0x42, 0x44, 0x48, 0x50, 0x00
+};
+
+static __init void pmugw_setup_mac(void)
+{
+ u8 mac_base[6];
+ int err;
+
+ err = admboot_get_mac_base(PMUGW_CONFIG_OFFSET,
+ PMUGW_CONFIG_SIZE, mac_base);
+
+ if ((err) || !is_valid_ether_addr(mac_base))
+ random_ether_addr(mac_base);
+
+ adm5120_setup_eth_macs(mac_base);
+}
+
+static void switch_bank_gpio5(unsigned bank)
+{
+ switch (bank) {
+ case 0:
+ gpio_set_value(ADM5120_GPIO_PIN5, 0);
+ break;
+ case 1:
+ gpio_set_value(ADM5120_GPIO_PIN5, 1);
+ break;
+ }
+}
+
+void __init pmugw_setup(void)
+{
+ /* setup flash A20 line */
+ gpio_request(ADM5120_GPIO_PIN5, NULL);
+ gpio_direction_output(ADM5120_GPIO_PIN5, 0);
+ adm5120_flash0_data.switch_bank = switch_bank_gpio5;
+
+ adm5120_flash0_data.nr_parts = ARRAY_SIZE(pmugw_partitions);
+ adm5120_flash0_data.parts = pmugw_partitions;
+
+ adm5120_add_device_uart(1); /* ttyAM0 */
+ adm5120_add_device_uart(0); /* ttyAM1 */
+
+ adm5120_add_device_flash(0);
+
+ pmugw_setup_mac();
+ adm5120_add_device_switch(5, pmugw_vlans);
+}
+
+MIPS_MACHINE(MACH_ADM5120_PMUGW, "PMUGW", "Motorola Powerline MU Gateway",
+ pmugw_setup);
--- /dev/null
+/*
+ * OSBRiDGE 5GXi/5XLi board support
+ *
+ * Copyright (C) 2009 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/gpio.h>
+#include <linux/irq.h>
+#include <linux/etherdevice.h>
+
+#include <asm/mips_machine.h>
+
+#include <asm/mach-adm5120/adm5120_defs.h>
+#include <asm/mach-adm5120/adm5120_platform.h>
+#include <asm/mach-adm5120/adm5120_info.h>
+
+static struct mtd_partition osbridge_5gxi_partitions[] = {
+ {
+ .name = "bootloader",
+ .offset = 0,
+ .size = 64*1024,
+ .mask_flags = MTD_WRITEABLE,
+ } , {
+ .name = "boardcfg",
+ .offset = 64*1024,
+ .size = 64*1024,
+ } , {
+ .name = "firmware",
+ .offset = MTDPART_OFS_APPEND,
+ .size = MTDPART_SIZ_FULL,
+ }
+};
+
+static struct gpio_led osbridge_5gxi_gpio_leds[] __initdata = {
+ GPIO_LED_INV(ADM5120_GPIO_PIN6, "5gxi:green:user", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P0L0, "5gxi:yellow:lan", NULL),
+};
+
+static struct adm5120_pci_irq osbridge_5gxi_pci_irqs[] __initdata = {
+ PCIIRQ(2, 0, 1, ADM5120_IRQ_PCI0),
+};
+
+static u8 osbridge_5gxi_vlans[6] __initdata = {
+ 0x41, 0x00, 0x00, 0x00, 0x00, 0x00
+};
+
+static void __init osbridge_5gxi_setup(void)
+{
+ adm5120_flash0_data.nr_parts = ARRAY_SIZE(osbridge_5gxi_partitions);
+ adm5120_flash0_data.parts = osbridge_5gxi_partitions;
+
+ adm5120_add_device_uart(0);
+ adm5120_add_device_uart(1);
+
+ adm5120_add_device_flash(0);
+
+ adm5120_add_device_switch(1, osbridge_5gxi_vlans);
+ adm5120_add_device_gpio_leds(ARRAY_SIZE(osbridge_5gxi_gpio_leds),
+ osbridge_5gxi_gpio_leds);
+ adm5120_pci_set_irq_map(ARRAY_SIZE(osbridge_5gxi_pci_irqs),
+ osbridge_5gxi_pci_irqs);
+}
+
+MIPS_MACHINE(MACH_ADM5120_5GXI, "5GXi", "OSBRiDGE 5GXi/5XLi board",
+ osbridge_5gxi_setup);
--- /dev/null
+obj-$(CONFIG_ADM5120_MACH_5GXI) += 5gxi.o
--- /dev/null
+#
+# Makefile for the ADMtek ADM5120 SoC specific parts of the kernel
+#
+
+lib-y += admboot.o
+lib-y += bootbase.o
+lib-y += cfe.o
+lib-y += generic.o
+lib-y += myloader.o
+lib-y += routerboot.o
--- /dev/null
+/*
+ * ADMBoot specific prom routines
+ *
+ * Copyright (C) 2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#include <linux/types.h>
+#include <linux/init.h>
+#include <linux/errno.h>
+
+#include <asm/addrspace.h>
+#include <asm/byteorder.h>
+
+#include <asm/mach-adm5120/adm5120_defs.h>
+#include <prom/admboot.h>
+#include "prom_read.h"
+
+#define ADMBOOT_MAGIC_MAC_BASE 0x636D676D /* 'mgmc' */
+#define ADMBOOT_MAGIC_MAC_BASE_BR6104XX 0x31305348 /* 'HS01' */
+
+int __init admboot_get_mac_base(u32 offset, u32 len, u8 *mac)
+{
+ u8 *cfg;
+ int i;
+
+ cfg = (u8 *) KSEG1ADDR(ADM5120_SRAM0_BASE + offset);
+ for (i = 0; i < len; i += 4) {
+ u32 magic;
+
+ magic = prom_read_le32(cfg + i);
+ if (magic == ADMBOOT_MAGIC_MAC_BASE) {
+ int j;
+
+ for (j = 0; j < 6; j++)
+ mac[j] = cfg[i + 4 + j];
+
+ return 0;
+ }
+ if (magic == ADMBOOT_MAGIC_MAC_BASE_BR6104XX) {
+ int j;
+
+ for (j = 0; j < 6; j++)
+ mac[j] = cfg[i + 7 + j];
+
+ return 0;
+ }
+ }
+
+ return -ENXIO;
+}
--- /dev/null
+/*
+ * ZyXEL's Bootbase specific prom routines
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#include <linux/types.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/string.h>
+
+#include <asm/bootinfo.h>
+#include <asm/addrspace.h>
+#include <asm/byteorder.h>
+
+#include <asm/mach-adm5120/adm5120_defs.h>
+#include <prom/zynos.h>
+#include "prom_read.h"
+
+#define ZYNOS_INFO_ADDR KSEG1ADDR(ADM5120_SRAM0_BASE+0x3F90)
+#define ZYNOS_HDBG_ADDR KSEG1ADDR(ADM5120_SRAM0_BASE+0x4000)
+#define BOOTEXT_ADDR_MIN KSEG1ADDR(ADM5120_SRAM0_BASE)
+#define BOOTEXT_ADDR_MAX (BOOTEXT_ADDR_MIN + (2*1024*1024))
+
+static int bootbase_found;
+static struct zynos_board_info *board_info;
+
+struct bootbase_info bootbase_info;
+
+static inline int bootbase_dbgarea_present(u8 *data)
+{
+ u32 t;
+
+ t = prom_read_be32(data+5);
+ if (t != ZYNOS_MAGIC_DBGAREA1)
+ return 0;
+
+ t = prom_read_be32(data+9);
+ if (t != ZYNOS_MAGIC_DBGAREA2)
+ return 0;
+
+ return 1;
+}
+
+static inline u32 bootbase_get_bootext_addr(void)
+{
+ return prom_read_be32(&board_info->bootext_addr);
+}
+
+static inline void bootbase_get_mac(u8 *mac)
+{
+ int i;
+
+ for (i = 0; i < 6; i++)
+ mac[i] = board_info->mac[i];
+}
+
+static inline u16 bootbase_get_vendor_id(void)
+{
+#define CHECK_VENDOR(n) (strnicmp(board_info->vendor, (n), strlen(n)) == 0)
+ unsigned char vendor[ZYNOS_NAME_LEN];
+ int i;
+
+ for (i = 0; i < ZYNOS_NAME_LEN; i++)
+ vendor[i] = board_info->vendor[i];
+
+ if CHECK_VENDOR(ZYNOS_VENDOR_ZYXEL)
+ return ZYNOS_VENDOR_ID_ZYXEL;
+
+ if CHECK_VENDOR(ZYNOS_VENDOR_DLINK)
+ return ZYNOS_VENDOR_ID_DLINK;
+
+ if CHECK_VENDOR(ZYNOS_VENDOR_LUCENT)
+ return ZYNOS_VENDOR_ID_LUCENT;
+
+ if CHECK_VENDOR(ZYNOS_VENDOR_NETGEAR)
+ return ZYNOS_VENDOR_ID_NETGEAR;
+
+ return ZYNOS_VENDOR_ID_OTHER;
+}
+
+static inline u16 bootbase_get_board_id(void)
+{
+ return prom_read_be16(&board_info->board_id);
+}
+
+int __init bootbase_present(void)
+{
+ u32 t;
+
+ if (bootbase_found)
+ goto out;
+
+ /* check presence of the dbgarea */
+ if (bootbase_dbgarea_present((u8 *)ZYNOS_HDBG_ADDR) == 0)
+ goto out;
+
+ board_info = (struct zynos_board_info *)(ZYNOS_INFO_ADDR);
+
+ /* check for a valid BootExt address */
+ t = bootbase_get_bootext_addr();
+ if ((t < BOOTEXT_ADDR_MIN) || (t > BOOTEXT_ADDR_MAX))
+ goto out;
+
+ bootbase_info.vendor_id = bootbase_get_vendor_id();
+ bootbase_info.board_id = bootbase_get_board_id();
+ bootbase_get_mac(bootbase_info.mac);
+
+ bootbase_found = 1;
+
+out:
+ return bootbase_found;
+}
+
--- /dev/null
+/*
+ * Broadcom's CFE specific prom routines
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#include <linux/types.h>
+#include <linux/init.h>
+
+#include <asm/bootinfo.h>
+#include <asm/addrspace.h>
+
+#include <prom/cfe.h>
+#include "prom_read.h"
+
+/*
+ * CFE based boards
+ */
+#define CFE_EPTSEAL 0x43464531 /* CFE1 is the magic number to recognize CFE
+from other bootloaders */
+
+static int cfe_found;
+
+static u32 cfe_handle;
+static u32 cfe_entry;
+static u32 cfe_seal;
+
+int __init cfe_present(void)
+{
+ /*
+ * This method only works, when we are booted directly from the CFE.
+ */
+ u32 a1 = (u32) fw_arg1;
+
+ if (cfe_found)
+ return 1;
+
+ cfe_handle = (u32) fw_arg0;
+ cfe_entry = (u32) fw_arg2;
+ cfe_seal = (u32) fw_arg3;
+
+ /* Check for CFE by finding the CFE magic number */
+ if (cfe_seal != CFE_EPTSEAL)
+ return 0;
+
+ /* cfe_a1_val must be 0, because only one CPU present in the ADM5120 */
+ if (a1 != 0)
+ return 0;
+
+ /* The cfe_handle, and the cfe_entry must be kernel mode addresses */
+ if ((cfe_handle < KSEG0) || (cfe_entry < KSEG0))
+ return 0;
+
+ cfe_found = 1;
+ return 1;
+}
+
+char *cfe_getenv(char *envname)
+{
+ if (cfe_found == 0)
+ return NULL;
+
+ return NULL;
+}
--- /dev/null
+/*
+ * Generic PROM routines
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/string.h>
+
+#include <asm/bootinfo.h>
+
+#include <prom/generic.h>
+
+static int *_prom_argc;
+static char **_prom_argv;
+static char **_prom_envp;
+
+char *generic_prom_getenv(char *envname)
+{
+ char **env;
+ char *ret;
+
+ ret = NULL;
+ for (env = _prom_envp; *env != NULL; env++) {
+ if (strcmp(envname, *env++) == 0) {
+ ret = *env;
+ break;
+ }
+ }
+
+ return ret;
+}
+
+int generic_prom_present(void)
+{
+ _prom_argc = (int *)fw_arg0;
+ _prom_argv = (char **)fw_arg1;
+ _prom_envp = (char **)fw_arg2;
+
+ return 1;
+}
--- /dev/null
+/*
+ * Compex's MyLoader specific prom routines
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#include <linux/types.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/string.h>
+
+#include <asm/bootinfo.h>
+#include <asm/addrspace.h>
+#include <asm/byteorder.h>
+
+#include <asm/mach-adm5120/adm5120_defs.h>
+#include <prom/myloader.h>
+#include "prom_read.h"
+
+#define SYS_PARAMS_ADDR KSEG1ADDR(ADM5120_SRAM0_BASE+0x0F000)
+#define BOARD_PARAMS_ADDR KSEG1ADDR(ADM5120_SRAM0_BASE+0x0F800)
+#define PART_TABLE_ADDR KSEG1ADDR(ADM5120_SRAM0_BASE+0x10000)
+
+static int myloader_found;
+
+struct myloader_info myloader_info;
+
+int __init myloader_present(void)
+{
+ struct mylo_system_params *sysp;
+ struct mylo_board_params *boardp;
+ struct mylo_partition_table *parts;
+ int i;
+
+ if (myloader_found)
+ goto out;
+
+ sysp = (struct mylo_system_params *)(SYS_PARAMS_ADDR);
+ boardp = (struct mylo_board_params *)(BOARD_PARAMS_ADDR);
+ parts = (struct mylo_partition_table *)(PART_TABLE_ADDR);
+
+ /* Check for some magic numbers */
+ if ((le32_to_cpu(sysp->magic) != MYLO_MAGIC_SYS_PARAMS) ||
+ (le32_to_cpu(boardp->magic) != MYLO_MAGIC_BOARD_PARAMS) ||
+ (le32_to_cpu(parts->magic) != MYLO_MAGIC_PARTITIONS))
+ goto out;
+
+ myloader_info.vid = le32_to_cpu(sysp->vid);
+ myloader_info.did = le32_to_cpu(sysp->did);
+ myloader_info.svid = le32_to_cpu(sysp->svid);
+ myloader_info.sdid = le32_to_cpu(sysp->sdid);
+
+ for (i = 0; i < MYLO_ETHADDR_COUNT; i++) {
+ int j;
+ for (j = 0; j < 6; j++)
+ myloader_info.macs[i][j] = boardp->addr[i].mac[j];
+ }
+
+ myloader_found = 1;
+
+out:
+ return myloader_found;
+}
--- /dev/null
+/*
+ * Generic prom definitions
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#ifndef _ADM5120_PROM_H_
+#define _ADM5120_PROM_H_
+
+/*
+ * Helper routines
+ */
+static inline u16 prom_read_le16(void *buf)
+{
+ u8 *p = buf;
+
+ return ((u16)p[0] + ((u16)p[1] << 8));
+}
+
+static inline u32 prom_read_le32(void *buf)
+{
+ u8 *p = buf;
+
+ return ((u32)p[0] + ((u32)p[1] << 8) + ((u32)p[2] << 16) +
+ ((u32)p[3] << 24));
+}
+
+static inline u16 prom_read_be16(void *buf)
+{
+ u8 *p = buf;
+
+ return (((u16)p[0] << 8) + (u16)p[1]);
+}
+
+static inline u32 prom_read_be32(void *buf)
+{
+ u8 *p = buf;
+
+ return (((u32)p[0] << 24) + ((u32)p[1] << 16) + ((u32)p[2] << 8) +
+ ((u32)p[3]));
+}
+
+#endif /* _ADM5120_PROM_H_ */
+
+
--- /dev/null
+/*
+ * Mikrotik's RouterBOOT specific prom routines
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#include <linux/types.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/string.h>
+#include <linux/module.h>
+#include <linux/routerboot.h>
+
+#include <asm/bootinfo.h>
+#include <asm/addrspace.h>
+
+#include <asm/mach-adm5120/adm5120_defs.h>
+#include <prom/routerboot.h>
+#include "prom_read.h"
+
+struct rb_hard_settings rb_hs;
+static int rb_found;
+
+static int __init routerboot_load_hs(u8 *buf, u16 buflen)
+{
+ u16 id, len;
+
+ memset(&rb_hs, 0, sizeof(rb_hs));
+
+ if (buflen < 4)
+ return -1;
+
+ if (prom_read_le32(buf) != RB_MAGIC_HARD)
+ return -1;
+
+ /* skip magic value */
+ buf += 4;
+ buflen -= 4;
+
+ while (buflen > 2) {
+ id = prom_read_le16(buf);
+ buf += 2;
+ buflen -= 2;
+ if (id == RB_ID_TERMINATOR || buflen < 2)
+ break;
+
+ len = prom_read_le16(buf);
+ buf += 2;
+ buflen -= 2;
+
+ if (buflen < len)
+ break;
+
+ switch (id) {
+ case RB_ID_BIOS_VERSION:
+ rb_hs.bios_ver = (char *)buf;
+ break;
+ case RB_ID_BOARD_NAME:
+ rb_hs.name = (char *)buf;
+ break;
+ case RB_ID_MEMORY_SIZE:
+ rb_hs.mem_size = prom_read_le32(buf);
+ break;
+ case RB_ID_MAC_ADDRESS_COUNT:
+ rb_hs.mac_count = prom_read_le32(buf);
+ break;
+ case RB_ID_MAC_ADDRESS_PACK:
+ if ((len / RB_MAC_SIZE) > 0)
+ rb_hs.mac_base = buf;
+ break;
+ }
+
+ buf += len;
+ buflen -= len;
+
+ }
+
+ return 0;
+}
+
+#define RB_BS_OFFS 0x14
+#define RB_OFFS_MAX (128*1024)
+
+int __init routerboot_present(void)
+{
+ struct rb_bios_settings *bs;
+ u8 *base;
+ u32 off, len;
+
+ if (rb_found)
+ goto out;
+
+ base = (u8 *)KSEG1ADDR(ADM5120_SRAM0_BASE);
+ bs = (struct rb_bios_settings *)(base + RB_BS_OFFS);
+
+ off = prom_read_le32(&bs->hs_offs);
+ len = prom_read_le32(&bs->hs_size);
+ if (off > RB_OFFS_MAX)
+ goto out;
+
+ if (routerboot_load_hs(base+off, len) != 0)
+ goto out;
+
+ rb_found = 1;
+
+out:
+ return rb_found;
+}
+
+char *routerboot_get_boardname(void)
+{
+ if (rb_found == 0)
+ return NULL;
+
+ return rb_hs.name;
+}
--- /dev/null
+obj-y += p-33x.o
+
+obj-${CONFIG_ADM5120_MACH_P_334WT} += p-334wt.o
+obj-${CONFIG_ADM5120_MACH_P_335} += p-335.o
\ No newline at end of file
--- /dev/null
+/*
+ * ZyXEL Prestige P-334WT support
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#include "p-33x.h"
+
+static struct gpio_led p334wt_gpio_leds[] __initdata = {
+ GPIO_LED_INV(ADM5120_GPIO_PIN2, "power", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P3L0, "lan1", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P2L0, "lan2", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P1L0, "lan3", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P0L0, "lan4", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P4L0, "wan", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P4L2, "wlan", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P2L2, "otist", NULL),
+ GPIO_LED_INV(ADM5120_GPIO_P1L2, "hidden", NULL),
+};
+
+static void __init p334wt_setup(void)
+{
+ p33x_generic_setup();
+ adm5120_add_device_gpio_leds(ARRAY_SIZE(p334wt_gpio_leds),
+ p334wt_gpio_leds);
+}
+
+MIPS_MACHINE(MACH_ADM5120_P334WT, "P-334WT", "ZyXEL Prestige 334WT",
+ p334wt_setup);
--- /dev/null
+/*
+ * ZyXEL Prestige P-335/335WT support
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#include "p-33x.h"
+
+static void __init p335_setup(void)
+{
+ p33x_generic_setup();
+ adm5120_add_device_usb();
+}
+
+MIPS_MACHINE(MACH_ADM5120_P335, "P-335", "ZyXEL Prestige 335/335WT",
+ p335_setup);
--- /dev/null
+/*
+ * ZyXEL Prestige P-33x boards support
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#include "p-33x.h"
+
+#include <prom/zynos.h>
+
+#define P33X_GPIO_FLASH_A20 ADM5120_GPIO_PIN5
+static struct mtd_partition p33x_partitions[] = {
+ {
+ .name = "bootbase",
+ .offset = 0,
+ .size = 16*1024,
+ .mask_flags = MTD_WRITEABLE,
+ } , {
+ .name = "rom",
+ .offset = MTDPART_OFS_APPEND,
+ .size = 16*1024,
+ .mask_flags = MTD_WRITEABLE,
+ } , {
+ .name = "bootext1",
+ .offset = MTDPART_OFS_APPEND,
+ .size = 32*1024,
+ } , {
+ .name = "bootext2",
+ .offset = MTDPART_OFS_APPEND,
+ .size = 64*1024,
+ } , {
+ .name = "trx",
+ .offset = MTDPART_OFS_APPEND,
+ .size = MTDPART_SIZ_FULL,
+ } , {
+ .name = "firmware",
+ .offset = 32*1024,
+ .size = MTDPART_SIZ_FULL,
+ }
+};
+
+static struct adm5120_pci_irq p33x_pci_irqs[] __initdata = {
+ PCIIRQ(2, 0, 1, ADM5120_IRQ_PCI0),
+};
+
+static u8 p33x_vlans[6] __initdata = {
+ /* FIXME: untested */
+ 0x50, 0x48, 0x44, 0x42, 0x41, 0x00
+};
+
+static void switch_bank_gpio5(unsigned bank)
+{
+ switch (bank) {
+ case 0:
+ gpio_set_value(P33X_GPIO_FLASH_A20, 0);
+ break;
+ case 1:
+ gpio_set_value(P33X_GPIO_FLASH_A20, 1);
+ break;
+ }
+}
+
+void __init p33x_generic_setup(void)
+{
+ /* setup data for flash0 device */
+ gpio_request(P33X_GPIO_FLASH_A20, NULL); /* for flash A20 line */
+ gpio_direction_output(P33X_GPIO_FLASH_A20, 0);
+ adm5120_flash0_data.switch_bank = switch_bank_gpio5;
+ adm5120_flash0_data.nr_parts = ARRAY_SIZE(p33x_partitions);
+ adm5120_flash0_data.parts = p33x_partitions;
+ adm5120_add_device_flash(0);
+
+ adm5120_add_device_uart(0);
+ adm5120_add_device_uart(1);
+
+ adm5120_setup_eth_macs(bootbase_info.mac);
+ adm5120_add_device_switch(6, p33x_vlans);
+
+ adm5120_pci_set_irq_map(ARRAY_SIZE(p33x_pci_irqs), p33x_pci_irqs);
+}
--- /dev/null
+/*
+ * ZyXEL Prestige P-33x boards support
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/gpio.h>
+#include <linux/irq.h>
+
+#include <asm/mips_machine.h>
+
+#include <asm/mach-adm5120/adm5120_info.h>
+#include <asm/mach-adm5120/adm5120_platform.h>
+
+extern void p33x_generic_setup(void) __init;
--- /dev/null
+/*
+ * ADM5120 SoC definitions
+ *
+ * This file defines some constants specific to the ADM5120 SoC
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+#ifndef _ASM_MIPS_MACH_ADM5120_DEFS_H
+#define _ASM_MIPS_MACH_ADM5120_DEFS_H
+
+#define ADM5120_SDRAM0_BASE 0x00000000
+#define ADM5120_SDRAM1_BASE 0x01000000
+#define ADM5120_SRAM1_BASE 0x10000000
+#define ADM5120_EXTIO0_BASE 0x10C00000
+#define ADM5120_EXTIO0_SIZE 0x00200000
+#define ADM5120_EXTIO1_BASE 0x10E00000
+#define ADM5120_EXTIO1_SIZE 0x00200000
+#define ADM5120_MPMC_BASE 0x11000000
+#define ADM5120_MPMC_SIZE 0x00200000
+#define ADM5120_USBC_BASE 0x11200000
+#define ADM5120_USBC_SIZE 0x00200000
+#define ADM5120_PCIMEM_BASE 0x11400000
+#define ADM5120_PCIMEM_SIZE 0x00100000
+#define ADM5120_PCIIO_BASE 0x11500000
+#define ADM5120_PCIIO_SIZE 0x000FFFF0
+#define ADM5120_PCICFG_ADDR 0x115FFFF0
+#define ADM5120_PCICFG_DATA 0x115FFFF8
+#define ADM5120_PCICFG_SIZE 0x00000010
+#define ADM5120_SWITCH_BASE 0x12000000
+#define ADM5120_SWITCH_SIZE 0x00200000
+#define ADM5120_INTC_BASE 0x12200000
+#define ADM5120_INTC_SIZE 0x00200000
+#define ADM5120_UART0_BASE 0x12600000
+#define ADM5120_UART1_BASE 0x12800000
+#define ADM5120_UART_SIZE 0x00200000
+#define ADM5120_SRAM0_BASE 0x1FC00000
+
+#define ADM5120_NAND_BASE ADM5120_SRAM1_BASE
+#define ADM5120_NAND_SIZE 0xB
+
+#define ADM5120_CLK_175 175000000
+#define ADM5120_CLK_200 200000000
+#define ADM5120_CLK_225 225000000
+#define ADM5120_CLK_250 250000000
+
+#define ADM5120_UART_CLOCK 62500000
+
+#endif /* _ASM_MIPS_MACH_ADM5120_DEFS_H */
--- /dev/null
+/*
+ * Copyright (C) 2007-2009 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#ifndef _MACH_ADM5120_INFO_H
+#define _MACH_ADM5120_INFO_H
+
+#include <linux/types.h>
+
+extern unsigned int adm5120_prom_type;
+#define ADM5120_PROM_GENERIC 0
+#define ADM5120_PROM_CFE 1
+#define ADM5120_PROM_MYLOADER 2
+#define ADM5120_PROM_ROUTERBOOT 3
+#define ADM5120_PROM_BOOTBASE 4
+#define ADM5120_PROM_UBOOT 5
+#define ADM5120_PROM_LAST 5
+
+extern unsigned int adm5120_product_code;
+extern unsigned int adm5120_revision;
+extern unsigned int adm5120_nand_boot;
+
+extern unsigned long adm5120_speed;
+#define ADM5120_SPEED_175 175000000
+#define ADM5120_SPEED_200 200000000
+#define ADM5120_SPEED_225 225000000
+#define ADM5120_SPEED_250 250000000
+
+extern unsigned int adm5120_package;
+#define ADM5120_PACKAGE_PQFP 0
+#define ADM5120_PACKAGE_BGA 1
+
+extern unsigned long adm5120_memsize;
+
+enum {
+ MACH_ADM5120_GENERIC = 0, /* Generic board */
+ MACH_ADM5120_5GXI, /* OSBRiDGE 5GXi/5XLi */
+ MACH_ADM5120_BR6104K, /* Edimax BR-6104K */
+ MACH_ADM5120_BR6104KP, /* Edimax BR-6104KP */
+ MACH_ADM5120_BR61X4WG, /* Edimax BR-6104Wg/BR-6114WG */
+ MACH_ADM5120_CAS630, /* Cellvision CAS-630/630W */
+ MACH_ADM5120_CAS670, /* Cellvision CAS-670/670W */
+ MACH_ADM5120_CAS700, /* Cellvision CAS-700/700W */
+ MACH_ADM5120_CAS771, /* Cellvision CAS-771/771W */
+ MACH_ADM5120_CAS790, /* Cellvision CAS-790 */
+ MACH_ADM5120_CAS861, /* Cellvision CAS-861/861W */
+ MACH_ADM5120_EASY5120PATA, /* Infineon EASY 5120P-ATA */
+ MACH_ADM5120_EASY5120RT, /* Infineon EASY 5120-RT */
+ MACH_ADM5120_EASY5120WVOIP, /* Infineon EASY 5120-WVoIP */
+ MACH_ADM5120_EASY83000, /* Infineon EASY-83000 */
+ MACH_ADM5120_ES2108, /* ZyXEL Ethernet Switch 2108 */
+ MACH_ADM5120_ES2108F, /* ZyXEL Ethernet Switch 2108-F */
+ MACH_ADM5120_ES2108G, /* ZyXEL Ethernet Switch 2108-G */
+ MACH_ADM5120_ES2108LC, /* ZyXEL Ethernet Switch 2108-LC */
+ MACH_ADM5120_ES2108PWR, /* ZyXEL Ethernet Switch 2108-PWR */
+ MACH_ADM5120_ES2024A, /* ZyXEL Ethernet Switch 2024A */
+ MACH_ADM5120_ES2024PWR, /* ZyXEL Ethernet Switch 2024PWR */
+ MACH_ADM5120_HS100, /* ZyXEL HomeSafe 100/100W */
+ MACH_ADM5120_NFS101U, /* Cellvision NFS-101U/101WU */
+ MACH_ADM5120_NFS202U, /* Cellvision NFS-202U/202WU */
+ MACH_ADM5120_NP28G, /* Compex NP28G */
+ MACH_ADM5120_NP28GHS, /* Compex NP28G HotSpot */
+ MACH_ADM5120_NP27G, /* Compex NP27G */
+ MACH_ADM5120_RB_11X, /* Mikrotik RouterBOARD 111/112 */
+ MACH_ADM5120_RB_133, /* Mikrotik RouterBOARD 133 */
+ MACH_ADM5120_RB_133C, /* Mikrotik RouterBOARD 133c */
+ MACH_ADM5120_RB_150, /* Mikrotik RouterBOARD 150 */
+ MACH_ADM5120_RB_153, /* Mikrotik RouterBOARD 153 */
+ MACH_ADM5120_RB_192, /* Mikrotik RouterBOARD 192 */
+ MACH_ADM5120_P334U, /* ZyXEL Prestige 334U */
+ MACH_ADM5120_P334W, /* ZyXEL Prestige 334W */
+ MACH_ADM5120_P334WH, /* ZyXEL Prestige 334WH */
+ MACH_ADM5120_P334WHD, /* ZyXEL Prestige 334WHD */
+ MACH_ADM5120_P334WT, /* ZyXEL Prestige 334WT */
+ MACH_ADM5120_P335, /* ZyXEL Prestige 335/335WT */
+ MACH_ADM5120_P335PLUS, /* ZyXEL Prestige 335Plus */
+ MACH_ADM5120_P335U, /* ZyXEL Prestige 335U */
+ MACH_ADM5120_PMUGW, /* Motorola Powerline MU Gateway */
+ MACH_ADM5120_WP54, /* Compex WP54G/WP54AG/WPP54G/WPP54AG */
+ MACH_ADM5120_WP54G_WRT, /* Compex WP54G-WRT */
+ MACH_ADM5120_WP54Gv1C, /* Compex WP54G version 1C */
+ MACH_ADM5120_EB_214A, /* Generic EB-214A */
+};
+
+/*
+ * TODO:remove adm5120_eth* variables when the switch driver will be
+ * converted into a real platform driver
+ */
+extern unsigned int adm5120_eth_num_ports;
+extern unsigned char adm5120_eth_macs[6][6];
+extern unsigned char adm5120_eth_vlans[6];
+
+extern void adm5120_soc_init(void) __init;
+extern void adm5120_mem_init(void) __init;
+extern void adm5120_ndelay(u32 ns);
+
+extern void (*adm5120_board_reset)(void);
+
+extern void adm5120_gpio_init(void) __init;
+extern void adm5120_gpio_csx0_enable(void) __init;
+extern void adm5120_gpio_csx1_enable(void) __init;
+extern void adm5120_gpio_ew_enable(void) __init;
+
+static inline int adm5120_package_pqfp(void)
+{
+ return (adm5120_package == ADM5120_PACKAGE_PQFP);
+}
+
+static inline int adm5120_package_bga(void)
+{
+ return (adm5120_package == ADM5120_PACKAGE_BGA);
+}
+
+static inline int adm5120_has_pci(void)
+{
+ return (adm5120_package == ADM5120_PACKAGE_BGA);
+}
+
+static inline int adm5120_has_gmii(void)
+{
+ return (adm5120_package == ADM5120_PACKAGE_BGA);
+}
+
+#endif /* _MACH_ADM5120_INFO_H */
--- /dev/null
+/*
+ * ADM5120 interrupt controller definitions
+ *
+ * This header file defines the hardware registers of the ADM5120 SoC
+ * built-in interrupt controller.
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#ifndef _MACH_ADM5120_INTC_H
+#define _MACH_ADM5120_INTC_H
+
+/*
+ * INTC register offsets
+ */
+#define INTC_REG_IRQ_STATUS 0x00 /* Interrupt status after masking */
+#define INTC_REG_IRQ_RAW_STATUS 0x04 /* Interrupt status before masking */
+#define INTC_REG_IRQ_ENABLE 0x08 /* Used to enable the interrupt sources */
+#define INTC_REG_IRQ_ENABLE_CLEAR 0x0C /* Used to disable the interrupt sources */
+#define INTC_REG_IRQ_DISABLE INTC_REG_IRQ_ENABLE_CLEAR
+#define INTC_REG_INT_MODE 0x14 /* The interrupt mode of the sources */
+#define INTC_REG_FIQ_STATUS 0x18 /* FIQ status */
+#define INTC_REG_IRQ_TEST_SOURCE 0x1C
+#define INTC_REG_IRQ_SOURCE_SELECT 0x20
+#define INTC_REG_INT_LEVEL 0x24
+
+/*
+ * INTC IRQ numbers
+ */
+#define INTC_IRQ_TIMER 0 /* built in timer */
+#define INTC_IRQ_UART0 1 /* built-in UART0 */
+#define INTC_IRQ_UART1 2 /* built-in UART1 */
+#define INTC_IRQ_USBC 3 /* USB Host Controller */
+#define INTC_IRQ_GPIO2 4 /* GPIO line 2 */
+#define INTC_IRQ_GPIO4 5 /* GPIO line 4 */
+#define INTC_IRQ_PCI0 6 /* PCI slot 2 */
+#define INTC_IRQ_PCI1 7 /* PCI slot 3 */
+#define INTC_IRQ_PCI2 8 /* PCI slot 4 */
+#define INTC_IRQ_SWITCH 9 /* built-in ethernet switch */
+#define INTC_IRQ_LAST INTC_IRQ_SWITCH
+#define INTC_IRQ_COUNT 10
+
+/*
+ * INTC register bits
+ */
+#define INTC_INT_TIMER (1 << INTC_IRQ_TIMER)
+#define INTC_INT_UART0 (1 << INTC_IRQ_UART0)
+#define INTC_INT_UART1 (1 << INTC_IRQ_UART1)
+#define INTC_INT_USBC (1 << INTC_IRQ_USBC)
+#define INTC_INT_INTX0 (1 << INTC_IRQ_INTX0)
+#define INTC_INT_INTX1 (1 << INTC_IRQ_INTX1)
+#define INTC_INT_PCI0 (1 << INTC_IRQ_PCI0)
+#define INTC_INT_PCI1 (1 << INTC_IRQ_PCI1)
+#define INTC_INT_PCI2 (1 << INTC_IRQ_PCI2)
+#define INTC_INT_SWITCH (1 << INTC_IRQ_SWITCH)
+#define INTC_INT_ALL ((1 << INTC_IRQ_COUNT) - 1)
+
+#endif /* _MACH_ADM5120_INTC_H */
--- /dev/null
+/*
+ * ADM5120 MPMC (Multiport Memory Controller) register definitions
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#ifndef _MACH_ADM5120_MPMC_H
+#define _MACH_ADM5120_MPMC_H
+
+#define MPMC_READ_REG(r) __raw_readl( \
+ (void __iomem *)KSEG1ADDR(ADM5120_MPMC_BASE) + MPMC_REG_ ## r)
+#define MPMC_WRITE_REG(r, v) __raw_writel((v), \
+ (void __iomem *)KSEG1ADDR(ADM5120_MPMC_BASE) + MPMC_REG_ ## r)
+
+#define MPMC_REG_CTRL 0x0000
+#define MPMC_REG_STATUS 0x0004
+#define MPMC_REG_CONF 0x0008
+#define MPMC_REG_DC 0x0020
+#define MPMC_REG_DR 0x0024
+#define MPMC_REG_DRP 0x0030
+
+#define MPMC_REG_DC0 0x0100
+#define MPMC_REG_DRC0 0x0104
+#define MPMC_REG_DC1 0x0120
+#define MPMC_REG_DRC1 0x0124
+#define MPMC_REG_DC2 0x0140
+#define MPMC_REG_DRC2 0x0144
+#define MPMC_REG_DC3 0x0160
+#define MPMC_REG_DRC3 0x0164
+#define MPMC_REG_SC0 0x0200 /* for F_CS1_N */
+#define MPMC_REG_SC1 0x0220 /* for F_CS0_N */
+#define MPMC_REG_SC2 0x0240
+#define MPMC_REG_WEN2 0x0244
+#define MPMC_REG_OEN2 0x0248
+#define MPMC_REG_RD2 0x024C
+#define MPMC_REG_PG2 0x0250
+#define MPMC_REG_WR2 0x0254
+#define MPMC_REG_TN2 0x0258
+#define MPMC_REG_SC3 0x0260
+
+/* Control register bits */
+#define MPMC_CTRL_AM (1 << 1) /* Address Mirror */
+#define MPMC_CTRL_LPM (1 << 2) /* Low Power Mode */
+#define MPMC_CTRL_DWB (1 << 3) /* Drain Write Buffers */
+
+/* Status register bits */
+#define MPMC_STATUS_BUSY (1 << 0) /* Busy */
+#define MPMC_STATUS_WBS (1 << 1) /* Write Buffer Status */
+#define MPMC_STATUS_SRA (1 << 2) /* Self-Refresh Acknowledge*/
+
+/* Dynamic Control register bits */
+#define MPMC_DC_CE (1 << 0)
+#define MPMC_DC_DMC (1 << 1)
+#define MPMC_DC_SRR (1 << 2)
+#define MPMC_DC_SI_SHIFT 7
+#define MPMC_DC_SI_MASK (3 << 7)
+#define MPMC_DC_SI_NORMAL (0 << 7)
+#define MPMC_DC_SI_MODE (1 << 7)
+#define MPMC_DC_SI_PALL (2 << 7)
+#define MPMC_DC_SI_NOP (3 << 7)
+
+#define SRAM_REG_CONF 0x00
+#define SRAM_REG_WWE 0x04
+#define SRAM_REG_WOE 0x08
+#define SRAM_REG_WRD 0x0C
+#define SRAM_REG_WPG 0x10
+#define SRAM_REG_WWR 0x14
+#define SRAM_REG_WTR 0x18
+
+/* Dynamic Configuration register bits */
+#define DC_BE (1 << 19) /* buffer enable */
+#define DC_RW_SHIFT 28 /* shift for number of rows */
+#define DC_RW_MASK 0x03
+#define DC_NB_SHIFT 26 /* shift for number of banks */
+#define DC_NB_MASK 0x01
+#define DC_CW_SHIFT 22 /* shift for number of columns */
+#define DC_CW_MASK 0x07
+#define DC_DW_SHIFT 7 /* shift for device width */
+#define DC_DW_MASK 0x03
+
+/* Static Configuration register bits */
+#define SC_MW_MASK 0x03 /* memory width mask */
+#define SC_MW_8 0x00 /* 8 bit memory width */
+#define SC_MW_16 0x01 /* 16 bit memory width */
+#define SC_MW_32 0x02 /* 32 bit memory width */
+
+#endif /* _MACH_ADM5120_MPMC_H */
--- /dev/null
+/*
+ * ADM5120 NAND interface definitions
+ *
+ * This header file defines the hardware registers of the ADM5120 SoC
+ * built-in NAND interface.
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * NAND interface routines was based on a driver for Linux 2.6.19+ which
+ * was derived from the driver for Linux 2.4.xx published by Mikrotik for
+ * their RouterBoard 1xx and 5xx series boards.
+ * Copyright (C) 2007 David Goodenough <david.goodenough@linkchoose.co.uk>
+ * Copyright (C) 2007 Florian Fainelli <florian@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#ifndef _MACH_ADM5120_NAND_H
+#define _MACH_ADM5120_NAND_H
+
+#include <linux/types.h>
+#include <linux/io.h>
+
+#include <asm/mach-adm5120/adm5120_defs.h>
+#include <asm/mach-adm5120/adm5120_switch.h>
+
+/* NAND control registers */
+#define NAND_REG_DATA 0x0 /* data register */
+#define NAND_REG_SET_CEn 0x1 /* CE# low */
+#define NAND_REG_CLR_CEn 0x2 /* CE# high */
+#define NAND_REG_CLR_CLE 0x3 /* CLE low */
+#define NAND_REG_SET_CLE 0x4 /* CLE high */
+#define NAND_REG_CLR_ALE 0x5 /* ALE low */
+#define NAND_REG_SET_ALE 0x6 /* ALE high */
+#define NAND_REG_SET_SPn 0x7 /* SP# low (use spare area) */
+#define NAND_REG_CLR_SPn 0x8 /* SP# high (do not use spare area) */
+#define NAND_REG_SET_WPn 0x9 /* WP# low */
+#define NAND_REG_CLR_WPn 0xA /* WP# high */
+#define NAND_REG_STATUS 0xB /* Status register */
+
+#define ADM5120_NAND_STATUS_READY 0x80
+
+#define NAND_READ_REG(r) \
+ readb((void __iomem *)KSEG1ADDR(ADM5120_NAND_BASE) + (r))
+#define NAND_WRITE_REG(r, v) \
+ writeb((v), (void __iomem *)KSEG1ADDR(ADM5120_NAND_BASE) + (r))
+
+/*-------------------------------------------------------------------------*/
+
+static inline void adm5120_nand_enable(void)
+{
+ SW_WRITE_REG(SWITCH_REG_BW_CNTL1, BW_CNTL1_NAND_ENABLE);
+ SW_WRITE_REG(SWITCH_REG_BOOT_DONE, 1);
+}
+
+static inline void adm5120_nand_set_wpn(unsigned int set)
+{
+ NAND_WRITE_REG((set) ? NAND_REG_SET_WPn : NAND_REG_CLR_WPn, 1);
+}
+
+static inline void adm5120_nand_set_spn(unsigned int set)
+{
+ NAND_WRITE_REG((set) ? NAND_REG_SET_SPn : NAND_REG_CLR_SPn, 1);
+}
+
+static inline void adm5120_nand_set_cle(unsigned int set)
+{
+ NAND_WRITE_REG((set) ? NAND_REG_SET_CLE : NAND_REG_CLR_CLE, 1);
+}
+
+static inline void adm5120_nand_set_ale(unsigned int set)
+{
+ NAND_WRITE_REG((set) ? NAND_REG_SET_ALE : NAND_REG_CLR_ALE, 1);
+}
+
+static inline void adm5120_nand_set_cen(unsigned int set)
+{
+ NAND_WRITE_REG((set) ? NAND_REG_SET_CEn : NAND_REG_CLR_CEn, 1);
+}
+
+static inline u8 adm5120_nand_get_status(void)
+{
+ return NAND_READ_REG(NAND_REG_STATUS);
+}
+
+#endif /* _MACH_ADM5120_NAND_H */
--- /dev/null
+/*
+ * ADM5120 specific platform definitions
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#ifndef _ASM_MIPS_MACH_ADM5120_PLATFORM_H
+#define _ASM_MIPS_MACH_ADM5120_PLATFORM_H
+
+#include <linux/device.h>
+#include <linux/platform_device.h>
+#include <linux/input.h>
+#include <linux/leds.h>
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/map.h>
+#include <linux/mtd/partitions.h>
+#include <linux/mtd/nand.h>
+#include <linux/input.h>
+#include <linux/gpio_keys.h>
+#include <linux/amba/bus.h>
+#include <linux/amba/serial.h>
+
+struct adm5120_flash_platform_data {
+ void (*set_vpp)(struct map_info *, int);
+ void (*switch_bank)(unsigned);
+ u32 window_size;
+ unsigned int nr_parts;
+ struct mtd_partition *parts;
+};
+
+struct adm5120_switch_platform_data {
+ /* TODO: not yet implemented */
+};
+
+struct adm5120_pci_irq {
+ u8 slot;
+ u8 func;
+ u8 pin;
+ unsigned irq;
+};
+
+#define PCIIRQ(s, f, p, i) {.slot = (s), .func = (f), .pin = (p), .irq = (i)}
+
+#ifdef CONFIG_PCI
+extern void adm5120_pci_set_irq_map(unsigned int nr_irqs,
+ struct adm5120_pci_irq *map) __init;
+#else
+static inline void adm5120_pci_set_irq_map(unsigned int nr_irqs,
+ struct adm5120_pci_irq *map)
+{
+}
+#endif
+
+extern void adm5120_setup_eth_macs(u8 *mac_base) __init;
+
+extern struct adm5120_flash_platform_data adm5120_flash0_data;
+extern struct adm5120_flash_platform_data adm5120_flash1_data;
+
+extern void adm5120_add_device_flash(unsigned id) __init;
+extern void adm5120_add_device_usb(void) __init;
+extern void adm5120_add_device_uart(unsigned id) __init;
+extern void adm5120_add_device_nand(struct platform_nand_data *pdata) __init;
+extern void adm5120_add_device_switch(unsigned num_ports, u8 *vlan_map) __init;
+extern void adm5120_register_gpio_buttons(int id,
+ unsigned poll_interval,
+ unsigned nbuttons,
+ struct gpio_keys_button *buttons);
+
+#define GPIO_LED_DEF(g, n, t, a) { \
+ .name = (n), \
+ .default_trigger = (t), \
+ .gpio = (g), \
+ .active_low = (a) \
+}
+
+#define GPIO_LED_STD(g, n, t) GPIO_LED_DEF((g), (n), (t), 0)
+#define GPIO_LED_INV(g, n, t) GPIO_LED_DEF((g), (n), (t), 1)
+
+extern void adm5120_add_device_gpio_leds(unsigned num_leds,
+ struct gpio_led *leds) __init;
+
+#endif /* _ASM_MIPS_MACH_ADM5120_PLATFORM_H */
--- /dev/null
+/*
+ * ADM5120 ethernet switch definitions
+ *
+ * This header file defines the hardware registers of the ADM5120 SoC
+ * built-in Ethernet switch.
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#ifndef _MACH_ADM5120_SWITCH_H
+#define _MACH_ADM5120_SWITCH_H
+
+#ifndef BIT
+# define BIT(at) (1 << (at))
+#endif
+#define BITMASK(len) (BIT(len)-1)
+
+#define SW_READ_REG(r) __raw_readl( \
+ (void __iomem *)KSEG1ADDR(ADM5120_SWITCH_BASE) + r)
+#define SW_WRITE_REG(r, v) __raw_writel((v), \
+ (void __iomem *)KSEG1ADDR(ADM5120_SWITCH_BASE) + r)
+
+/* Switch register offsets */
+#define SWITCH_REG_CODE 0x0000
+#define SWITCH_REG_SOFT_RESET 0x0004 /* Soft Reset */
+#define SWITCH_REG_BOOT_DONE 0x0008 /* Boot Done */
+#define SWITCH_REG_SW_RESET 0x000C /* Switch Reset */
+#define SWITCH_REG_PHY_STATUS 0x0014 /* PHY Status */
+#define SWITCH_REG_MEMCTRL 0x001C /* Memory Control */
+#define SWITCH_REG_CPUP_CONF 0x0024 /* CPU Port Configuration */
+#define SWITCH_REG_PORT_CONF0 0x0028 /* Port Configuration 0 */
+#define SWITCH_REG_PORT_CONF1 0x002C /* Port Configuration 1 */
+#define SWITCH_REG_PORT_CONF2 0x0030 /* Port Configuration 2 */
+#define SWITCH_REG_VLAN_G1 0x0040 /* VLAN group 1 */
+#define SWITCH_REG_VLAN_G2 0x0044 /* VLAN group 2 */
+#define SWITCH_REG_SEND_TRIG 0x0048 /* Send Trigger */
+#define SWITCH_REG_MAC_WT0 0x0058 /* MAC Write Address 0 */
+#define SWITCH_REG_MAC_WT1 0x005C /* MAC Write Address 1 */
+#define SWITCH_REG_BW_CNTL0 0x0060 /* Bandwidth Control 0 */
+#define SWITCH_REG_BW_CNTL1 0x0064 /* Bandwidth Control 1 */
+#define SWITCH_REG_PHY_CNTL0 0x0068 /* PHY Control 0 */
+#define SWITCH_REG_PHY_CNTL1 0x006C /* PHY Control 1 */
+#define SWITCH_REG_PORT_TH 0x0078 /* Port Threshold */
+#define SWITCH_REG_PHY_CNTL2 0x007C /* PHY Control 2 */
+#define SWITCH_REG_PHY_CNTL3 0x0080 /* PHY Control 3 */
+#define SWITCH_REG_PRI_CNTL 0x0084 /* Priority Control */
+#define SWITCH_REG_PHY_CNTL4 0x00A0 /* PHY Control 4 */
+#define SWITCH_REG_EMPTY_CNT 0x00A4 /* Empty Count */
+#define SWITCH_REG_PORT_CNTLS 0x00A8 /* Port Control Select */
+#define SWITCH_REG_PORT_CNTL 0x00AC /* Port Control */
+#define SWITCH_REG_INT_STATUS 0x00B0 /* Interrupt Status */
+#define SWITCH_REG_INT_MASK 0x00B4 /* Interrupt Mask */
+#define SWITCH_REG_GPIO_CONF0 0x00B8 /* GPIO Configuration 0 */
+#define SWITCH_REG_GPIO_CONF2 0x00BC /* GPIO Configuration 1 */
+#define SWITCH_REG_WDOG0 0x00C0 /* Watchdog 0 */
+#define SWITCH_REG_WDOG1 0x00C4 /* Watchdog 1 */
+
+#define SWITCH_REG_SHDA 0x00D0 /* Send High Descriptors Address */
+#define SWITCH_REG_SLDA 0x00D4 /* Send Low Descriptors Address */
+#define SWITCH_REG_RHDA 0x00D8 /* Receive High Descriptor Address */
+#define SWITCH_REG_RLDA 0x00DC /* Receive Low Descriptor Address */
+#define SWITCH_REG_SHWA 0x00E0 /* Send High Working Address */
+#define SWITCH_REG_SLWA 0x00E4 /* Send Low Working Address */
+#define SWITCH_REG_RHWA 0x00E8 /* Receive High Working Address */
+#define SWITCH_REG_RLWA 0x00EC /* Receive Low Working Address */
+
+#define SWITCH_REG_TIMER_INT 0x00F0 /* Timer */
+#define SWITCH_REG_TIMER 0x00F4 /* Timer Interrupt */
+
+#define SWITCH_REG_PORT0_LED 0x0100
+#define SWITCH_REG_PORT1_LED 0x0104
+#define SWITCH_REG_PORT2_LED 0x0108
+#define SWITCH_REG_PORT3_LED 0x010C
+#define SWITCH_REG_PORT4_LED 0x0110
+
+/* CODE register bits */
+#define CODE_PC_MASK BITMASK(16) /* Product Code */
+#define CODE_REV_SHIFT 16
+#define CODE_REV_MASK BITMASK(4) /* Product Revision */
+#define CODE_CLKS_SHIFT 20
+#define CODE_CLKS_MASK BITMASK(2) /* Clock Speed */
+#define CODE_CLKS_175 0 /* 175 MHz */
+#define CODE_CLKS_200 1 /* 200 MHz */
+#define CODE_CLKS_225 2 /* 225 MHz */
+#define CODE_CLKS_250 3 /* 250 MHz */
+#define CODE_NAB BIT(24) /* NAND boot */
+#define CODE_PK_MASK BITMASK(1) /* Package type */
+#define CODE_PK_SHIFT 29
+#define CODE_PK_BGA 0 /* BGA package */
+#define CODE_PK_PQFP 1 /* PQFP package */
+
+/* MEMCTRL register bits */
+#define MEMCTRL_SDRS_MASK BITMASK(3) /* SDRAM bank size */
+#define MEMCTRL_SDRS_4M 0x01
+#define MEMCTRL_SDRS_8M 0x02
+#define MEMCTRL_SDRS_16M 0x03
+#define MEMCTRL_SDRS_64M 0x04
+#define MEMCTRL_SDRS_128M 0x05
+#define MEMCTRL_SDR1_ENABLE BIT(5) /* enable SDRAM bank 1 */
+
+#define MEMCTRL_SRS0_SHIFT 8 /* shift for SRAM0 size */
+#define MEMCTRL_SRS1_SHIFT 16 /* shift for SRAM1 size */
+#define MEMCTRL_SRS_MASK BITMASK(3) /* SRAM size mask */
+#define MEMCTRL_SRS_DISABLED 0x00 /* Disabled */
+#define MEMCTRL_SRS_512K 0x01 /* 512KB*/
+#define MEMCTRL_SRS_1M 0x02 /* 1MB */
+#define MEMCTRL_SRS_2M 0x03 /* 2MB */
+#define MEMCTRL_SRS_4M 0x04 /* 4MB */
+
+/* Port bits used in various registers */
+#define SWITCH_PORT_PHY0 BIT(0)
+#define SWITCH_PORT_PHY1 BIT(1)
+#define SWITCH_PORT_PHY2 BIT(2)
+#define SWITCH_PORT_PHY3 BIT(3)
+#define SWITCH_PORT_PHY4 BIT(4)
+#define SWITCH_PORT_MII BIT(5)
+#define SWITCH_PORT_CPU BIT(6)
+
+/* Port bit shorthands */
+#define SWITCH_PORTS_PHY 0x1F /* phy ports */
+#define SWITCH_PORTS_NOCPU 0x3F /* physical ports */
+#define SWITCH_PORTS_ALL 0x7F /* all ports */
+
+/* CPUP_CONF register bits */
+#define CPUP_CONF_DCPUP BIT(0) /* Disable CPU port */
+#define CPUP_CONF_CRCP BIT(1) /* CRC padding from CPU */
+#define CPUP_CONF_BTM BIT(2) /* Bridge Testing Mode */
+#define CPUP_CONF_DUNP_SHIFT 9 /* Disable Unknown Packets for portX */
+#define CPUP_CONF_DMCP_SHIFT 16 /* Disable Mcast Packets form portX */
+#define CPUP_CONF_DBCP_SHIFT 24 /* Disable Bcast Packets form portX */
+
+/* PORT_CONF0 register bits */
+#define PORT_CONF0_DP_SHIFT 0 /* Disable Port */
+#define PORT_CONF0_EMCP_SHIFT 8 /* Enable All MC Packets */
+#define PORT_CONF0_BP_SHIFT 16 /* Enable Back Pressure */
+
+/* PORT_CONF1 register bits */
+#define PORT_CONF1_DISL_SHIFT 0 /* Disable Learning */
+#define PORT_CONF1_BS_SHIFT 6 /* Blocking State */
+#define PORT_CONF1_BM_SHIFT 12 /* Blocking Mode */
+
+/* SEND_TRIG register bits */
+#define SEND_TRIG_STL BIT(0) /* Send Trigger Low */
+#define SEND_TRIG_STH BIT(1) /* Send Trigger High */
+
+/* MAC_WT0 register bits */
+#define MAC_WT0_MAWC BIT(0) /* MAC address write command */
+#define MAC_WT0_MWD_SHIFT 1
+#define MAC_WT0_MWD BIT(1) /* MAC write done */
+#define MAC_WT0_WFB BIT(2) /* Write Filter Bit */
+#define MAC_WT0_WVN_SHIFT 3 /* Write Vlan Number shift */
+#define MAC_WT0_WVE BIT(6) /* Write VLAN enable */
+#define MAC_WT0_WPMN_SHIFT 7
+#define MAC_WT0_WAF_SHIFT 13 /* Write Age Field shift */
+#define MAC_WT0_WAF_EMPTY 0
+#define MAC_WT0_WAF_STATIC 7 /* age: static */
+#define MAC_WT0_MAC0_SHIFT 16
+#define MAC_WT0_MAC1_SHIFT 24
+
+/* MAC_WT1 register bits */
+#define MAC_WT1_MAC2_SHIFT 0
+#define MAC_WT1_MAC3_SHIFT 8
+#define MAC_WT1_MAC4_SHIFT 16
+#define MAC_WT1_MAC5_SHIFT 24
+
+/* BW_CNTL0/BW_CNTL1 register bits */
+#define BW_CNTL_DISABLE 0x00
+#define BW_CNTL_64K 0x01
+#define BW_CNTL_128K 0x02
+#define BW_CNTL_256K 0x03
+#define BW_CNTL_512K 0x04
+#define BW_CNTL_1M 0x05
+#define BW_CNTL_4M 0x06
+#define BW_CNTL_10M 0x07
+
+#define P4TBC_SHIFT 0
+#define P4RBC_SHIFT 4
+#define P5TBC_SHIFT 8
+#define P5RBC_SHIFT 12
+
+#define BW_CNTL1_NAND_ENABLE 0x100
+
+/* PHY_CNTL0 register bits */
+#define PHY_CNTL0_PHYA_MASK BITMASK(5)
+#define PHY_CNTL0_PHYR_MASK BITMASK(5)
+#define PHY_CNTL0_PHYR_SHIFT 8
+#define PHY_CNTL0_WC BIT(13) /* Write Command */
+#define PHY_CNTL0_RC BIT(14) /* Read Command */
+#define PHY_CNTL0_WTD_MASK BIT(16) /* Read Command */
+#define PHY_CNTL0_WTD_SHIFT 16
+
+/* PHY_CNTL1 register bits */
+#define PHY_CNTL1_WOD BIT(0) /* Write Operation Done */
+#define PHY_CNTL1_ROD BIT(1) /* Read Operation Done */
+#define PHY_CNTL1_RD_MASK BITMASK(16)
+#define PHY_CNTL1_RD_SHIFT 16
+
+/* PHY_CNTL2 register bits */
+#define PHY_CNTL2_ANE_SHIFT 0 /* Auto Negotiation Enable */
+#define PHY_CNTL2_SC_SHIFT 5 /* Speed Control */
+#define PHY_CNTL2_DC_SHIFT 10 /* Duplex Control */
+#define PHY_CNTL2_FNCV_SHIFT 15 /* Recommended FC Value */
+#define PHY_CNTL2_PHYR_SHIFT 20 /* PHY reset */
+#define PHY_CNTL2_AMDIX_SHIFT 25 /* Auto MDIX enable */
+/* PHY_CNTL2_RMAE is bad in datasheet */
+#define PHY_CNTL2_RMAE BIT(31) /* Recommended MCC Average enable */
+
+/* PHY_CNTL3 register bits */
+#define PHY_CNTL3_RNT BIT(10) /* Recommend Normal Threshold */
+
+/* PORT_TH register bits */
+#define PORT_TH_PPT_MASK BITMASK(8) /* Per Port Threshold */
+#define PORT_TH_CPUT_SHIFT 8 /* CPU Port Buffer Threshold */
+#define PORT_TH_CPUT_MASK BITMASK(8)
+#define PORT_TH_CPUHT_SHIFT 16 /* CPU Hold Threshold */
+#define PORT_TH_CPUHT_MASK BITMASK(8)
+#define PORT_TH_CPURT_SHIFT 24 /* CPU Release Threshold */
+#define PORT_TH_CPURT_MASK BITMASK(8)
+
+/* EMPTY_CNT register bits */
+#define EMPTY_CNT_EBGB_MASK BITMASK(9) /* Empty Blocks in the Global Buffer */
+
+/* GPIO_CONF0 register bits */
+#define GPIO_CONF0_MASK BITMASK(8)
+#define GPIO_CONF0_IM_SHIFT 0
+#define GPIO_CONF0_IV_SHIFT 8
+#define GPIO_CONF0_OE_SHIFT 16
+#define GPIO_CONF0_OV_SHIFT 24
+#define GPIO_CONF0_IM_MASK (0xFF << GPIO_CONF0_IM_SHIFT)
+#define GPIO_CONF0_IV_MASK (0xFF << GPIO_CONF0_IV_SHIFT)
+#define GPIO_CONF0_OE_MASK (0xFF << GPIO_CONF0_OE_SHIFT)
+#define GPIO_CONF0_OV_MASK (0xFF << GPIO_CONF0_OV_SHIFT)
+
+/* GPIO_CONF2 register bits */
+#define GPIO_CONF2_CSX0 BIT(4) /* enable CSX0:INTX0 on GPIO 1:2 */
+#define GPIO_CONF2_CSX1 BIT(5) /* enable CSX1:INTX1 on GPIO 3:4 */
+#define GPIO_CONF2_EW BIT(6) /* enable wait state pin for CSX0/1 */
+
+/* INT_STATUS/INT_MASK register bits */
+#define SWITCH_INT_SHD BIT(0) /* Send High Done */
+#define SWITCH_INT_SLD BIT(1) /* Send Low Done */
+#define SWITCH_INT_RHD BIT(2) /* Receive High Done */
+#define SWITCH_INT_RLD BIT(3) /* Receive Low Done */
+#define SWITCH_INT_HDF BIT(4) /* High Descriptor Full */
+#define SWITCH_INT_LDF BIT(5) /* Low Descriptor Full */
+#define SWITCH_INT_P0QF BIT(6) /* Port0 Queue Full */
+#define SWITCH_INT_P1QF BIT(7) /* Port1 Queue Full */
+#define SWITCH_INT_P2QF BIT(8) /* Port2 Queue Full */
+#define SWITCH_INT_P3QF BIT(9) /* Port3 Queue Full */
+#define SWITCH_INT_P4QF BIT(10) /* Port4 Queue Full */
+#define SWITCH_INT_P5QF BIT(11) /* Port5 Queue Full */
+#define SWITCH_INT_CPQF BIT(13) /* CPU Queue Full */
+#define SWITCH_INT_GQF BIT(14) /* Global Queue Full */
+#define SWITCH_INT_MD BIT(15) /* Must Drop */
+#define SWITCH_INT_BCS BIT(16) /* BC Storm */
+#define SWITCH_INT_PSC BIT(18) /* Port Status Change */
+#define SWITCH_INT_ID BIT(19) /* Intruder Detected */
+#define SWITCH_INT_W0TE BIT(20) /* Watchdog 0 Timer Expired */
+#define SWITCH_INT_W1TE BIT(21) /* Watchdog 1 Timer Expired */
+#define SWITCH_INT_RDE BIT(22) /* Receive Descriptor Error */
+#define SWITCH_INT_SDE BIT(23) /* Send Descriptor Error */
+#define SWITCH_INT_CPUH BIT(24) /* CPU Hold */
+
+/* TIMER_INT register bits */
+#define TIMER_INT_TOS BIT(0) /* time-out status */
+#define TIMER_INT_TOM BIT(16) /* mask time-out interrupt */
+
+/* TIMER register bits */
+#define TIMER_PERIOD_MASK BITMASK(16) /* mask for timer period */
+#define TIMER_PERIOD_DEFAULT 0xFFFF /* default timer period */
+#define TIMER_TE BIT(16) /* timer enable bit */
+
+/* PORTx_LED register bits */
+#define LED_MODE_MASK BITMASK(4)
+#define LED_MODE_INPUT 0
+#define LED_MODE_FLASH 1
+#define LED_MODE_OUT_HIGH 2
+#define LED_MODE_OUT_LOW 3
+#define LED_MODE_LINK 4
+#define LED_MODE_SPEED 5
+#define LED_MODE_DUPLEX 6
+#define LED_MODE_ACT 7
+#define LED_MODE_COLL 8
+#define LED_MODE_LINK_ACT 9
+#define LED_MODE_DUPLEX_COLL 10
+#define LED_MODE_10M_ACT 11
+#define LED_MODE_100M_ACT 12
+#define LED0_MODE_SHIFT 0 /* LED0 mode shift */
+#define LED1_MODE_SHIFT 4 /* LED1 mode shift */
+#define LED2_MODE_SHIFT 8 /* LED2 mode shift */
+#define LED0_IV_SHIFT 12 /* LED0 input value shift */
+#define LED1_IV_SHIFT 13 /* LED1 input value shift */
+#define LED2_IV_SHIFT 14 /* LED2 input value shift */
+
+#endif /* _MACH_ADM5120_SWITCH_H */
--- /dev/null
+/*
+ * ADM5120 UART definitions
+ *
+ * This header file defines the hardware registers of the ADM5120 SoC
+ * built-in UARTs.
+ *
+ * Copyright (C) 2007 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#ifndef _MACH_ADM5120_UART_H
+#define _MACH_ADM5120_UART_H
+
+#define UART_BAUDDIV(clk, baud) ((clk/(16 * (baud)))-1)
+
+#define UART_REG_DATA 0x00
+#define UART_REG_RSR 0x04
+#define UART_REG_ECR UART_REG_RSR
+#define UART_REG_LCRH 0x08
+#define UART_REG_LCRM 0x0C
+#define UART_REG_LCRL 0x10
+#define UART_REG_CTRL 0x14
+#define UART_REG_FLAG 0x18
+
+/* Receive Status Register bits */
+#define UART_RSR_FE (1 << 0)
+#define UART_RSR_PE (1 << 1)
+#define UART_RSR_BE (1 << 2)
+#define UART_RSR_OE (1 << 3)
+#define UART_RSR_ERR (UART_RSR_FE | UART_RSR_PE | UART_RSR_BE)
+
+#define UART_ECR_ALL 0xFF
+
+/* Line Control High register bits */
+#define UART_LCRH_BRK (1 << 0) /* send break */
+#define UART_LCRH_PEN (1 << 1) /* parity enable */
+#define UART_LCRH_EPS (1 << 2) /* even parity select */
+#define UART_LCRH_STP1 (0 << 3) /* one stop bits select */
+#define UART_LCRH_STP2 (1 << 3) /* two stop bits select */
+#define UART_LCRH_FEN (1 << 4) /* FIFO enable */
+
+#define UART_LCRH_WLEN5 (0 << 5)
+#define UART_LCRH_WLEN6 (1 << 5)
+#define UART_LCRH_WLEN7 (2 << 5)
+#define UART_LCRH_WLEN8 (3 << 5)
+
+/* Control register bits */
+#define UART_CTRL_EN (1 << 0)
+
+/* Flag register bits */
+#define UART_FLAG_CTS (1 << 0)
+#define UART_FLAG_DSR (1 << 1)
+#define UART_FLAG_DCD (1 << 2)
+#define UART_FLAG_BUSY (1 << 3)
+#define UART_FLAG_RXFE (1 << 4)
+#define UART_FLAG_TXFF (1 << 5)
+#define UART_FLAG_RXFF (1 << 6)
+#define UART_FLAG_TXFE (1 << 7)
+
+#endif /* _MACH_ADM5120_UART_H */
--- /dev/null
+/*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+/* DO NOT EDIT!! - this file automatically generated
+ * from .s file by awk -f s2h.awk
+ */
+/* Size definitions
+ * Copyright (C) ARM Limited 1998. All rights reserved.
+ */
+
+#ifndef __sizes_h
+#define __sizes_h 1
+
+/* handy sizes */
+#define SZ_16 0x00000010
+#define SZ_256 0x00000100
+#define SZ_512 0x00000200
+
+#define SZ_1K 0x00000400
+#define SZ_4K 0x00001000
+#define SZ_8K 0x00002000
+#define SZ_16K 0x00004000
+#define SZ_64K 0x00010000
+#define SZ_128K 0x00020000
+#define SZ_256K 0x00040000
+#define SZ_512K 0x00080000
+
+#define SZ_1M 0x00100000
+#define SZ_2M 0x00200000
+#define SZ_4M 0x00400000
+#define SZ_8M 0x00800000
+#define SZ_16M 0x01000000
+#define SZ_32M 0x02000000
+#define SZ_64M 0x04000000
+#define SZ_128M 0x08000000
+#define SZ_256M 0x10000000
+#define SZ_512M 0x20000000
+
+#define SZ_1G 0x40000000
+#define SZ_2G 0x80000000
+
+#endif
+
+/* END */
--- /dev/null
+/*
+ * ADM5120 specific CPU feature overrides
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This file was derived from: include/asm-mips/cpu-features.h
+ * Copyright (C) 2003, 2004 Ralf Baechle
+ * Copyright (C) 2004 Maciej W. Rozycki
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+#ifndef __ASM_MACH_ADM5120_CPU_FEATURE_OVERRIDES_H
+#define __ASM_MACH_ADM5120_CPU_FEATURE_OVERRIDES_H
+
+/*
+ * The ADM5120 SOC has a built-in MIPS 4Kc core.
+ */
+#define cpu_has_tlb 1
+#define cpu_has_4kex 1
+#define cpu_has_3k_cache 0
+#define cpu_has_4k_cache 1
+#define cpu_has_tx39_cache 0
+#define cpu_has_sb1_cache 0
+#define cpu_has_fpu 0
+#define cpu_has_32fpr 0
+#define cpu_has_counter 1
+#define cpu_has_watch 1
+#define cpu_has_divec 1
+/* #define cpu_has_vce ? */
+/* #define cpu_has_cache_cdex_p ? */
+/* #define cpu_has_cache_cdex_s ? */
+#define cpu_has_prefetch 1
+/* #define cpu_has_mcheck ? */
+#define cpu_has_ejtag 1
+#define cpu_has_llsc 1
+
+#define cpu_has_mips16 0
+#define cpu_has_mdmx 0
+#define cpu_has_mips3d 0
+#define cpu_has_smartmips 0
+
+/* #define cpu_has_vtag_icache ? */
+/* #define cpu_has_dc_aliases ? */
+/* #define cpu_has_ic_fills_f_dc ? */
+/* #define cpu_has_pindexed_dcache ? */
+
+/* #define cpu_icache_snoops_remote_store ? */
+
+#define cpu_has_mips32r1 1
+#define cpu_has_mips32r2 0
+#define cpu_has_mips64r1 0
+#define cpu_has_mips64r2 0
+
+#define cpu_has_dsp 0
+#define cpu_has_mipsmt 0
+
+/* #define cpu_has_nofpuex ? */
+#define cpu_has_64bits 0
+#define cpu_has_64bit_zero_reg 0
+#define cpu_has_64bit_gp_regs 0
+#define cpu_has_64bit_addresses 0
+
+/* #define cpu_has_inclusive_pcaches ? */
+
+#define cpu_dcache_line_size() 16
+#define cpu_icache_line_size() 16
+
+#endif /* __ASM_MACH_ADM5120_CPU_FEATURE_OVERRIDES_H */
--- /dev/null
+/*
+ * ADM5120 GPIO wrappers for arch-neutral GPIO calls
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#ifndef _ASM_MIPS_MACH_ADM5120_GPIO_H
+#define _ASM_MIPS_MACH_ADM5120_GPIO_H
+
+#define ARCH_NR_GPIOS 64
+
+#include <asm-generic/gpio.h>
+
+#include <asm/mach-adm5120/adm5120_switch.h>
+
+#define ADM5120_GPIO_PIN0 0
+#define ADM5120_GPIO_PIN1 1
+#define ADM5120_GPIO_PIN2 2
+#define ADM5120_GPIO_PIN3 3
+#define ADM5120_GPIO_PIN4 4
+#define ADM5120_GPIO_PIN5 5
+#define ADM5120_GPIO_PIN6 6
+#define ADM5120_GPIO_PIN7 7
+#define ADM5120_GPIO_P0L0 8
+#define ADM5120_GPIO_P0L1 9
+#define ADM5120_GPIO_P0L2 10
+#define ADM5120_GPIO_P1L0 11
+#define ADM5120_GPIO_P1L1 12
+#define ADM5120_GPIO_P1L2 13
+#define ADM5120_GPIO_P2L0 14
+#define ADM5120_GPIO_P2L1 15
+#define ADM5120_GPIO_P2L2 16
+#define ADM5120_GPIO_P3L0 17
+#define ADM5120_GPIO_P3L1 18
+#define ADM5120_GPIO_P3L2 19
+#define ADM5120_GPIO_P4L0 20
+#define ADM5120_GPIO_P4L1 21
+#define ADM5120_GPIO_P4L2 22
+#define ADM5120_GPIO_MAX 22
+#define ADM5120_GPIO_COUNT ADM5120_GPIO_MAX+1
+
+#define ADM5120_GPIO_LOW 0
+#define ADM5120_GPIO_HIGH 1
+
+#define ADM5120_GPIO_SWITCH 0x10
+#define ADM5120_GPIO_FLASH (ADM5120_GPIO_SWITCH | LED_MODE_FLASH)
+#define ADM5120_GPIO_LINK (ADM5120_GPIO_SWITCH | LED_MODE_LINK)
+#define ADM5120_GPIO_SPEED (ADM5120_GPIO_SWITCH | LED_MODE_SPEED)
+#define ADM5120_GPIO_DUPLEX (ADM5120_GPIO_SWITCH | LED_MODE_DUPLEX)
+#define ADM5120_GPIO_ACT (ADM5120_GPIO_SWITCH | LED_MODE_ACT)
+#define ADM5120_GPIO_COLL (ADM5120_GPIO_SWITCH | LED_MODE_COLL)
+#define ADM5120_GPIO_LINK_ACT (ADM5120_GPIO_SWITCH | LED_MODE_LINK_ACT)
+#define ADM5120_GPIO_DUPLEX_COLL (ADM5120_GPIO_SWITCH | LED_MODE_DUPLEX_COLL)
+#define ADM5120_GPIO_10M_ACT (ADM5120_GPIO_SWITCH | LED_MODE_10M_ACT)
+#define ADM5120_GPIO_100M_ACT (ADM5120_GPIO_SWITCH | LED_MODE_100M_ACT)
+
+extern int __adm5120_gpio0_get_value(unsigned gpio);
+extern void __adm5120_gpio0_set_value(unsigned gpio, int value);
+extern int __adm5120_gpio1_get_value(unsigned gpio);
+extern void __adm5120_gpio1_set_value(unsigned gpio, int value);
+extern int adm5120_gpio_to_irq(unsigned gpio);
+extern int adm5120_irq_to_gpio(unsigned irq);
+
+static inline int gpio_get_value(unsigned gpio)
+{
+ int ret;
+
+ switch (gpio) {
+ case ADM5120_GPIO_PIN0 ... ADM5120_GPIO_PIN7:
+ ret = __adm5120_gpio0_get_value(gpio);
+ break;
+ case ADM5120_GPIO_P0L0 ... ADM5120_GPIO_P4L2:
+ ret = __adm5120_gpio1_get_value(gpio - ADM5120_GPIO_P0L0);
+ break;
+ default:
+ ret = __gpio_get_value(gpio);
+ break;
+ }
+
+ return ret;
+}
+
+static inline void gpio_set_value(unsigned gpio, int value)
+{
+ switch (gpio) {
+ case ADM5120_GPIO_PIN0 ... ADM5120_GPIO_PIN7:
+ __adm5120_gpio0_set_value(gpio, value);
+ break;
+ case ADM5120_GPIO_P0L0 ... ADM5120_GPIO_P4L2:
+ __adm5120_gpio1_set_value(gpio - ADM5120_GPIO_P0L0, value);
+ break;
+ default:
+ __gpio_set_value(gpio, value);
+ break;
+ }
+}
+
+static inline int gpio_to_irq(unsigned gpio)
+{
+ return adm5120_gpio_to_irq(gpio);
+}
+
+static inline int irq_to_gpio(unsigned irq)
+{
+ return adm5120_irq_to_gpio(irq);
+}
+
+#define gpio_cansleep __gpio_cansleep
+
+#endif /* _ASM_MIPS_MACH_ADM5120_GPIO_H */
--- /dev/null
+/*
+ * ADM5120 specific IRQ numbers
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+#ifndef _ASM_MIPS_MACH_ADM5120_IRQ_H
+#define _ASM_MIPS_MACH_ADM5120_IRQ_H
+
+#define MIPS_CPU_IRQ_BASE 0
+#define NR_IRQS 24
+
+#include_next <irq.h>
+
+#include <asm/mach-adm5120/adm5120_intc.h>
+
+#define NO_IRQ (-1)
+
+#define MIPS_CPU_IRQ_COUNT 8
+#define MIPS_CPU_IRQ(x) (MIPS_CPU_IRQ_BASE + (x))
+
+#define ADM5120_INTC_IRQ_BASE (MIPS_CPU_IRQ_BASE + MIPS_CPU_IRQ_COUNT)
+#define ADM5120_INTC_IRQ(x) (ADM5120_INTC_IRQ_BASE + (x))
+
+#define ADM5120_IRQ_INTC MIPS_CPU_IRQ(2)
+#define ADM5120_IRQ_COUNTER MIPS_CPU_IRQ(7)
+
+#define ADM5120_IRQ_TIMER ADM5120_INTC_IRQ(INTC_IRQ_TIMER)
+#define ADM5120_IRQ_UART0 ADM5120_INTC_IRQ(INTC_IRQ_UART0)
+#define ADM5120_IRQ_UART1 ADM5120_INTC_IRQ(INTC_IRQ_UART1)
+#define ADM5120_IRQ_USBC ADM5120_INTC_IRQ(INTC_IRQ_USBC)
+#define ADM5120_IRQ_GPIO2 ADM5120_INTC_IRQ(INTC_IRQ_GPIO2)
+#define ADM5120_IRQ_GPIO4 ADM5120_INTC_IRQ(INTC_IRQ_GPIO4)
+#define ADM5120_IRQ_PCI0 ADM5120_INTC_IRQ(INTC_IRQ_PCI0)
+#define ADM5120_IRQ_PCI1 ADM5120_INTC_IRQ(INTC_IRQ_PCI1)
+#define ADM5120_IRQ_PCI2 ADM5120_INTC_IRQ(INTC_IRQ_PCI2)
+#define ADM5120_IRQ_SWITCH ADM5120_INTC_IRQ(INTC_IRQ_SWITCH)
+
+#endif /* _ASM_MIPS_MACH_ADM5120_IRQ_H */
--- /dev/null
+/*
+ * ADMBoot specific definitions
+ *
+ * Copyright (C) 2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#ifndef _ADMBOOT_H
+#define _ADMBOOT_H
+
+extern int admboot_get_mac_base(u32 offset, u32 len, u8 *mac) __init;
+
+#endif /* _ADMBOOT_H */
--- /dev/null
+/*
+ * Broadcom's CFE definitions
+ *
+ * Copyright (C) 2006-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#ifndef _PROM_CFE_H_
+#define _PROM_CFE_H_
+
+extern int cfe_present(void) __init;
+extern char *cfe_getenv(char *);
+
+#endif /*_PROM_CFE_H_*/
--- /dev/null
+/*
+ * Generic prom definitions
+ *
+ * Copyright (C) 2006-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#ifndef _PROM_GENERIC_H_
+#define _PROM_GENERIC_H_
+
+extern int generic_prom_present(void) __init;
+extern char *generic_prom_getenv(char *);
+
+#endif /*_PROM_GENERIC_H_*/
--- /dev/null
+/*
+ * Compex's MyLoader specific definitions
+ *
+ * Copyright (C) 2006-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#ifndef _MYLOADER_H_
+#define _MYLOADER_H_
+
+/*
+ * Firmware file format:
+ *
+ * <header>
+ * [<block descriptor 0>]
+ * ...
+ * [<block descriptor n>]
+ * <null block descriptor>
+ * [<block data 0>]
+ * ...
+ * [<block data n>]
+ *
+ *
+ */
+
+/* Myloader specific magic numbers */
+#define MYLO_MAGIC_FIRMWARE 0x4C594D00
+#define MYLO_MAGIC_20021103 0x20021103
+#define MYLO_MAGIC_20021107 0x20021107
+
+#define MYLO_MAGIC_SYS_PARAMS MYLO_MAGIC_20021107
+#define MYLO_MAGIC_PARTITIONS MYLO_MAGIC_20021103
+#define MYLO_MAGIC_BOARD_PARAMS MYLO_MAGIC_20021103
+
+/*
+ * Addresses of the data structures provided by MyLoader
+ */
+#define MYLO_MIPS_SYS_PARAMS 0x80000800 /* System Parameters */
+#define MYLO_MIPS_BOARD_PARAMS 0x80000A00 /* Board Parameters */
+#define MYLO_MIPS_PARTITIONS 0x80000C00 /* Partition Table */
+#define MYLO_MIPS_BOOT_PARAMS 0x80000E00 /* Boot Parameters */
+
+/* Vendor ID's (seems to be same as the PCI vendor ID's) */
+#define VENID_COMPEX 0x11F6
+
+/* Devices based on the ADM5120 */
+#define DEVID_COMPEX_NP27G 0x0078
+#define DEVID_COMPEX_NP28G 0x044C
+#define DEVID_COMPEX_NP28GHS 0x044E
+#define DEVID_COMPEX_WP54Gv1C 0x0514
+#define DEVID_COMPEX_WP54G 0x0515
+#define DEVID_COMPEX_WP54AG 0x0546
+#define DEVID_COMPEX_WPP54AG 0x0550
+#define DEVID_COMPEX_WPP54G 0x0555
+
+/* Devices based on the IXP422 */
+#define DEVID_COMPEX_WP18 0x047E
+#define DEVID_COMPEX_NP18A 0x0489
+
+/* Other devices */
+#define DEVID_COMPEX_NP26G8M 0x03E8
+#define DEVID_COMPEX_NP26G16M 0x03E9
+
+struct mylo_fw_header {
+ uint32_t magic; /* must be MYLO_MAGIC_FIRMWARE */
+ uint32_t crc; /* CRC of the whole firmware */
+ uint32_t res0; /* unknown/unused */
+ uint32_t res1; /* unknown/unused */
+ uint16_t vid; /* vendor ID */
+ uint16_t did; /* device ID */
+ uint16_t svid; /* sub vendor ID */
+ uint16_t sdid; /* sub device ID */
+ uint32_t rev; /* device revision */
+ uint32_t fwhi; /* FIXME: firmware version high? */
+ uint32_t fwlo; /* FIXME: firmware version low? */
+ uint32_t flags; /* firmware flags */
+};
+
+#define FW_FLAG_BOARD_PARAMS_WP 0x01 /* board parameters are write protected */
+#define FW_FLAG_BOOT_SECTOR_WE 0x02 /* enable of write boot sectors (below 64K) */
+
+struct mylo_fw_blockdesc {
+ uint32_t type; /* block type */
+ uint32_t addr; /* relative address to flash start */
+ uint32_t dlen; /* size of block data in bytes */
+ uint32_t blen; /* total size of block in bytes */
+};
+
+#define FW_DESC_TYPE_UNUSED 0
+#define FW_DESC_TYPE_USED 1
+
+struct mylo_partition {
+ uint16_t flags; /* partition flags */
+ uint16_t type; /* type of the partition */
+ uint32_t addr; /* relative address of the partition from the
+ flash start */
+ uint32_t size; /* size of the partition in bytes */
+ uint32_t param; /* if this is the active partition, the
+ MyLoader load code to this address */
+};
+
+#define PARTITION_FLAG_ACTIVE 0x8000 /* this is the active partition,
+ * MyLoader loads firmware from here */
+#define PARTITION_FLAG_ISRAM 0x2000 /* FIXME: this is a RAM partition? */
+#define PARTIIION_FLAG_RAMLOAD 0x1000 /* FIXME: load this partition into the RAM? */
+#define PARTITION_FLAG_PRELOAD 0x0800 /* the partition data preloaded to RAM
+ * before decompression */
+#define PARTITION_FLAG_HAVEHDR 0x0002 /* the partition data have a header */
+
+#define PARTITION_TYPE_FREE 0
+#define PARTITION_TYPE_USED 1
+
+#define MYLO_MAX_PARTITIONS 8 /* maximum number of partitions in the
+ partition table */
+
+struct mylo_partition_table {
+ uint32_t magic; /* must be MYLO_MAGIC_PARTITIONS */
+ uint32_t res0; /* unknown/unused */
+ uint32_t res1; /* unknown/unused */
+ uint32_t res2; /* unknown/unused */
+ struct mylo_partition partitions[MYLO_MAX_PARTITIONS];
+};
+
+struct mylo_partition_header {
+ uint32_t len; /* length of the partition data */
+ uint32_t crc; /* CRC value of the partition data */
+};
+
+struct mylo_system_params {
+ uint32_t magic; /* must be MYLO_MAGIC_SYS_PARAMS */
+ uint32_t res0;
+ uint32_t res1;
+ uint32_t mylo_ver;
+ uint16_t vid; /* Vendor ID */
+ uint16_t did; /* Device ID */
+ uint16_t svid; /* Sub Vendor ID */
+ uint16_t sdid; /* Sub Device ID */
+ uint32_t rev; /* device revision */
+ uint32_t fwhi;
+ uint32_t fwlo;
+ uint32_t tftp_addr;
+ uint32_t prog_start;
+ uint32_t flash_size; /* Size of boot FLASH in bytes */
+ uint32_t dram_size; /* Size of onboard RAM in bytes */
+};
+
+
+struct mylo_eth_addr {
+ uint8_t mac[6];
+ uint8_t csum[2];
+};
+
+#define MYLO_ETHADDR_COUNT 8 /* maximum number of ethernet address
+ in the board parameters */
+
+struct mylo_board_params {
+ uint32_t magic; /* must be MYLO_MAGIC_BOARD_PARAMS */
+ uint32_t res0;
+ uint32_t res1;
+ uint32_t res2;
+ struct mylo_eth_addr addr[MYLO_ETHADDR_COUNT];
+};
+
+struct myloader_info {
+ u32 vid;
+ u32 did;
+ u32 svid;
+ u32 sdid;
+ uint8_t macs[MYLO_ETHADDR_COUNT][6];
+};
+
+extern struct myloader_info myloader_info;
+extern int myloader_present(void) __init;
+
+#endif /* _MYLOADER_H_*/
--- /dev/null
+/*
+ * Mikrotik's RouterBOOT definitions
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#ifndef _PROM_ROUTERBOOT_H_
+#define _PROM_ROUTERBOOT_H_
+
+struct rb_bios_settings {
+ u32 hs_offs; /* hard settings offset */
+ u32 hs_size; /* hard settings size */
+ u32 fw_offs; /* firmware offset */
+ u32 ss_offs; /* soft settings offset */
+ u32 ss_size; /* soft settings size */
+};
+
+struct rb_hard_settings {
+ char *name; /* board name */
+ char *bios_ver; /* BIOS version */
+ u32 mem_size; /* memory size in bytes */
+ u32 mac_count; /* number of mac addresses */
+ u8 *mac_base; /* mac address base */
+};
+
+extern int routerboot_present(void) __init;
+extern char *routerboot_get_boardname(void);
+
+extern struct rb_hard_settings rb_hs;
+
+#endif /* _PROM_ROUTERBOOT_H_ */
--- /dev/null
+/*
+ * ZyNOS (ZyXEL's Networking OS) definitions
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#ifndef _ZYNOS_H
+#define _ZYNOS_H
+
+#define ZYNOS_NAME_LEN 32
+#define ZYNOS_FEAT_BYTES 22
+#define ZYNOS_MAC_LEN 6
+
+struct zynos_board_info {
+ unsigned char vendor[ZYNOS_NAME_LEN];
+ unsigned char product[ZYNOS_NAME_LEN];
+ u32 bootext_addr;
+ u32 res0;
+ u16 board_id;
+ u8 res1[6];
+ u8 feat_other[ZYNOS_FEAT_BYTES];
+ u8 feat_main;
+ u8 res2;
+ u8 mac[ZYNOS_MAC_LEN];
+ u8 country;
+ u8 dbgflag;
+} __attribute__ ((packed));
+
+/*
+ * Vendor IDs
+ */
+#define ZYNOS_VENDOR_ID_ZYXEL 0
+#define ZYNOS_VENDOR_ID_NETGEAR 1
+#define ZYNOS_VENDOR_ID_DLINK 2
+#define ZYNOS_VENDOR_ID_OTHER 3
+#define ZYNOS_VENDOR_ID_LUCENT 4
+
+/*
+ * Vendor names
+ */
+#define ZYNOS_VENDOR_DLINK "D-Link"
+#define ZYNOS_VENDOR_LUCENT "LUCENT"
+#define ZYNOS_VENDOR_NETGEAR "NetGear"
+#define ZYNOS_VENDOR_ZYXEL "ZyXEL"
+
+/*
+ * Board IDs (big-endian)
+ */
+#define ZYNOS_BOARD_ES2108 0x00F2 /* Ethernet Switch 2108 */
+#define ZYNOS_BOARD_ES2108F 0x01AF /* Ethernet Switch 2108-F */
+#define ZYNOS_BOARD_ES2108G 0x00F3 /* Ethernet Switch 2108-G */
+#define ZYNOS_BOARD_ES2108LC 0x00FC /* Ethernet Switch 2108-LC */
+#define ZYNOS_BOARD_ES2108PWR 0x00F4 /* Ethernet Switch 2108PWR */
+#define ZYNOS_BOARD_HS100 0x9FF1 /* HomeSafe 100/100W */
+#define ZYNOS_BOARD_P334 0x9FF5 /* Prestige 334 */
+#define ZYNOS_BOARD_P334U 0x9FDD /* Prestige 334U */
+#define ZYNOS_BOARD_P334W 0x9FF3 /* Prestige 334W */
+#define ZYNOS_BOARD_P334WH 0x00E0 /* Prestige 334WH */
+#define ZYNOS_BOARD_P334WHD 0x00E1 /* Prestige 334WHD */
+#define ZYNOS_BOARD_P334WT 0x9FEF /* Prestige 334WT */
+#define ZYNOS_BOARD_P334WT_ALT 0x9F02 /* Prestige 334WT alternative*/
+#define ZYNOS_BOARD_P335 0x9FED /* Prestige 335/335WT */
+#define ZYNOS_BOARD_P335PLUS 0x0025 /* Prestige 335Plus */
+#define ZYNOS_BOARD_P335U 0x9FDC /* Prestige 335U */
+
+/*
+ * Some magic numbers (big-endian)
+ */
+#define ZYNOS_MAGIC_DBGAREA1 0x48646267 /* "Hdbg" */
+#define ZYNOS_MAGIC_DBGAREA2 0x61726561 /* "area" */
+
+struct bootbase_info {
+ u16 vendor_id;
+ u16 board_id;
+ u8 mac[6];
+};
+
+extern struct bootbase_info bootbase_info;
+extern int bootbase_present(void) __init;
+
+#endif /* _ZYNOS_H */
--- /dev/null
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 2002, 2004, 2007 by Ralf Baechle <ralf@linux-mips.org>
+ */
+#ifndef __ASM_MIPS_MACH_ADM5120_WAR_H
+#define __ASM_MIPS_MACH_ADM5120_WAR_H
+
+#define R4600_V1_INDEX_ICACHEOP_WAR 0
+#define R4600_V1_HIT_CACHEOP_WAR 0
+#define R4600_V2_HIT_CACHEOP_WAR 0
+#define R5432_CP0_INTERRUPT_WAR 0
+#define BCM1250_M3_WAR 0
+#define SIBYTE_1956_WAR 0
+#define MIPS4K_ICACHE_REFILL_WAR 0
+#define MIPS_CACHE_SYNC_WAR 0
+#define TX49XX_ICACHE_INDEX_INV_WAR 0
+#define RM9000_CDEX_SMP_WAR 0
+#define ICACHE_REFILLS_WORKAROUND_WAR 0
+#define R10000_LLSC_WAR 0
+#define MIPS34K_MISSED_ITLB_WAR 0
+
+#endif /* __ASM_MIPS_MACH_ADM5120_WAR_H */
--- /dev/null
+/*
+ * ADM5120 PCI Host Controller driver
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This code was based on the ADM5120 specific port of the Linux 2.6.10 kernel
+ * done by Jeroen Vreeken
+ * Copyright (C) 2005 Jeroen Vreeken (pe1rxq@amsat.org)
+ *
+ * Jeroen's code was based on the Linux 2.4.xx source codes found in various
+ * tarballs released by Edimax for it's ADM5120 based devices
+ * Copyright (C) ADMtek Incorporated
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+#include <linux/types.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/spinlock.h>
+#include <linux/io.h>
+#include <linux/delay.h>
+
+#include <linux/pci.h>
+#include <linux/pci_ids.h>
+#include <linux/pci_regs.h>
+
+#include <asm/bootinfo.h>
+
+#include <asm/mach-adm5120/adm5120_defs.h>
+#include <asm/mach-adm5120/adm5120_info.h>
+#include <asm/mach-adm5120/adm5120_defs.h>
+#include <asm/mach-adm5120/adm5120_platform.h>
+
+#undef DEBUG
+
+#ifdef DEBUG
+#define DBG(f, a...) printk(KERN_DEBUG f, ## a)
+#else
+#define DBG(f, a...) do {} while (0)
+#endif
+
+#define PCI_ENABLE 0x80000000
+
+/* -------------------------------------------------------------------------*/
+
+static unsigned int adm5120_pci_nr_irqs __initdata;
+static struct adm5120_pci_irq *adm5120_pci_irq_map __initdata;
+
+static DEFINE_SPINLOCK(pci_lock);
+
+/* -------------------------------------------------------------------------*/
+
+static inline void write_cfgaddr(u32 addr)
+{
+ __raw_writel((addr | PCI_ENABLE),
+ (void __iomem *)(KSEG1ADDR(ADM5120_PCICFG_ADDR)));
+}
+
+static inline void write_cfgdata(u32 data)
+{
+ __raw_writel(data, (void __iomem *)KSEG1ADDR(ADM5120_PCICFG_DATA));
+}
+
+static inline u32 read_cfgdata(void)
+{
+ return __raw_readl((void __iomem *)KSEG1ADDR(ADM5120_PCICFG_DATA));
+}
+
+static inline u32 mkaddr(struct pci_bus *bus, unsigned int devfn, int where)
+{
+ return ((bus->number & 0xFF) << 16) | ((devfn & 0xFF) << 8) | \
+ (where & 0xFC);
+}
+
+/* -------------------------------------------------------------------------*/
+
+static int pci_config_read(struct pci_bus *bus, unsigned int devfn, int where,
+ int size, u32 *val)
+{
+ unsigned long flags;
+ u32 data;
+
+ spin_lock_irqsave(&pci_lock, flags);
+
+ write_cfgaddr(mkaddr(bus, devfn, where));
+ data = read_cfgdata();
+
+ DBG("PCI: cfg_read %02u.%02u.%01u/%02X:%01d, cfg:0x%08X",
+ bus->number, PCI_SLOT(devfn), PCI_FUNC(devfn),
+ where, size, data);
+
+ switch (size) {
+ case 1:
+ if (where & 1)
+ data >>= 8;
+ if (where & 2)
+ data >>= 16;
+ data &= 0xFF;
+ break;
+ case 2:
+ if (where & 2)
+ data >>= 16;
+ data &= 0xFFFF;
+ break;
+ }
+
+ *val = data;
+ DBG(", 0x%08X returned\n", data);
+
+ spin_unlock_irqrestore(&pci_lock, flags);
+
+ return PCIBIOS_SUCCESSFUL;
+}
+
+static int pci_config_write(struct pci_bus *bus, unsigned int devfn, int where,
+ int size, u32 val)
+{
+ unsigned long flags;
+ u32 data;
+ int s;
+
+ spin_lock_irqsave(&pci_lock, flags);
+
+ write_cfgaddr(mkaddr(bus, devfn, where));
+ data = read_cfgdata();
+
+ DBG("PCI: cfg_write %02u.%02u.%01u/%02X:%01d, cfg:0x%08X",
+ bus->number, PCI_SLOT(devfn), PCI_FUNC(devfn),
+ where, size, data);
+
+ switch (size) {
+ case 1:
+ s = ((where & 3) << 3);
+ data &= ~(0xFF << s);
+ data |= ((val & 0xFF) << s);
+ break;
+ case 2:
+ s = ((where & 2) << 4);
+ data &= ~(0xFFFF << s);
+ data |= ((val & 0xFFFF) << s);
+ break;
+ case 4:
+ data = val;
+ break;
+ }
+
+ write_cfgdata(data);
+ DBG(", 0x%08X written\n", data);
+
+ spin_unlock_irqrestore(&pci_lock, flags);
+
+ return PCIBIOS_SUCCESSFUL;
+}
+
+struct pci_ops adm5120_pci_ops = {
+ .read = pci_config_read,
+ .write = pci_config_write,
+};
+
+/* -------------------------------------------------------------------------*/
+
+static void adm5120_pci_fixup(struct pci_dev *dev)
+{
+ if (dev->devfn != 0)
+ return;
+
+ /* setup COMMAND register */
+ pci_write_config_word(dev, PCI_COMMAND,
+ (PCI_COMMAND_IO | PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER));
+
+ /* setup CACHE_LINE_SIZE register */
+ pci_write_config_byte(dev, PCI_CACHE_LINE_SIZE, 4);
+
+ /* setup BARS */
+ pci_write_config_dword(dev, PCI_BASE_ADDRESS_0, 0);
+ pci_write_config_dword(dev, PCI_BASE_ADDRESS_1, 0);
+}
+
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_ADMTEK, PCI_DEVICE_ID_ADMTEK_ADM5120,
+ adm5120_pci_fixup);
+
+/* -------------------------------------------------------------------------*/
+
+void __init adm5120_pci_set_irq_map(unsigned int nr_irqs,
+ struct adm5120_pci_irq *map)
+{
+ adm5120_pci_nr_irqs = nr_irqs;
+ adm5120_pci_irq_map = map;
+}
+
+int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
+{
+ int irq = -1;
+ int i;
+
+ if ((!adm5120_pci_nr_irqs) || (!adm5120_pci_irq_map)) {
+ printk(KERN_ALERT "PCI: pci_irq_map is not initialized\n");
+ goto out;
+ }
+
+ if (slot < 1 || slot > 4) {
+ printk(KERN_ALERT "PCI: slot number %u is not supported\n",
+ slot);
+ goto out;
+ }
+
+ for (i = 0; i < adm5120_pci_nr_irqs; i++) {
+ if ((adm5120_pci_irq_map[i].slot == slot)
+ && (adm5120_pci_irq_map[i].func == PCI_FUNC(dev->devfn))
+ && (adm5120_pci_irq_map[i].pin == pin)) {
+ irq = adm5120_pci_irq_map[i].irq;
+ break;
+ }
+ }
+
+ if (irq < 0) {
+ printk(KERN_ALERT "PCI: no irq found for %s pin:%u\n",
+ pci_name((struct pci_dev *)dev), pin);
+ } else {
+ printk(KERN_INFO "PCI: mapping irq for %s pin:%u, irq:%d\n",
+ pci_name((struct pci_dev *)dev), pin, irq);
+ }
+
+out:
+ return irq;
+}
+
+int pcibios_plat_dev_init(struct pci_dev *dev)
+{
+ return 0;
+}
+
+/* -------------------------------------------------------------------------*/
+
+static struct resource pci_io_resource = {
+ .name = "ADM5120 PCI I/O",
+ .start = ADM5120_PCIIO_BASE,
+ .end = ADM5120_PCICFG_ADDR-1,
+ .flags = IORESOURCE_IO
+};
+
+static struct resource pci_mem_resource = {
+ .name = "ADM5120 PCI MEM",
+ .start = ADM5120_PCIMEM_BASE,
+ .end = ADM5120_PCIIO_BASE-1,
+ .flags = IORESOURCE_MEM
+};
+
+static struct pci_controller adm5120_controller = {
+ .pci_ops = &adm5120_pci_ops,
+ .io_resource = &pci_io_resource,
+ .mem_resource = &pci_mem_resource,
+};
+
+static int __init adm5120_pci_setup(void)
+{
+ if (adm5120_package_pqfp()) {
+ printk(KERN_INFO "PCI: not available on ADM5120P\n");
+ return -1;
+ }
+
+ /* Avoid ISA compat ranges. */
+ PCIBIOS_MIN_IO = 0x00000000;
+ PCIBIOS_MIN_MEM = 0x00000000;
+
+ /* Set I/O resource limits. */
+ ioport_resource.end = 0x1fffffff;
+ iomem_resource.end = 0xffffffff;
+
+ register_pci_controller(&adm5120_controller);
+ return 0;
+}
+
+arch_initcall(adm5120_pci_setup);
--- /dev/null
+/*
+ * A low-level PATA driver to handle a Compact Flash connected on the
+ * Mikrotik's RouterBoard 153 board.
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This file was based on: drivers/ata/pata_ixp4xx_cf.c
+ * Copyright (C) 2006-07 Tower Technologies
+ * Author: Alessandro Zummo <a.zummo@towertech.it>
+ *
+ * Also was based on the driver for Linux 2.4.xx published by Mikrotik for
+ * their RouterBoard 1xx and 5xx series devices. The original Mikrotik code
+ * seems not to have a license.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/io.h>
+#include <linux/interrupt.h>
+#include <linux/irq.h>
+#include <linux/gpio.h>
+#include <linux/platform_device.h>
+
+#include <linux/libata.h>
+#include <scsi/scsi_host.h>
+
+#define DRV_NAME "pata-rb153-cf"
+#define DRV_VERSION "0.5.0"
+#define DRV_DESC "PATA driver for RouterBOARD 153 Compact Flash"
+
+#define RB153_CF_MAXPORTS 1
+#define RB153_CF_IO_DELAY 100
+
+#define RB153_CF_REG_CMD 0x0800
+#define RB153_CF_REG_CTRL 0x080E
+#define RB153_CF_REG_DATA 0x0C00
+
+struct rb153_cf_info {
+ void __iomem *iobase;
+ unsigned int gpio_line;
+ int frozen;
+ unsigned int irq;
+};
+
+static inline void rb153_pata_finish_io(struct ata_port *ap)
+{
+ struct rb153_cf_info *info = ap->host->private_data;
+
+ /* FIXME: Keep previous delay. If this is merely a fence then
+ * ata_sff_sync might be sufficient. */
+ ata_sff_dma_pause(ap);
+ ndelay(RB153_CF_IO_DELAY);
+
+ irq_set_irq_type(info->irq, IRQ_TYPE_LEVEL_HIGH);
+}
+
+static void rb153_pata_exec_command(struct ata_port *ap,
+ const struct ata_taskfile *tf)
+{
+ writeb(tf->command, ap->ioaddr.command_addr);
+ rb153_pata_finish_io(ap);
+}
+
+static unsigned int rb153_pata_data_xfer(struct ata_device *adev,
+ unsigned char *buf,
+ unsigned int buflen,
+ int write_data)
+{
+ void __iomem *ioaddr = adev->link->ap->ioaddr.data_addr;
+ unsigned int t;
+
+ t = buflen;
+ if (write_data) {
+ for (; t > 0; t--, buf++)
+ writeb(*buf, ioaddr);
+ } else {
+ for (; t > 0; t--, buf++)
+ *buf = readb(ioaddr);
+ }
+
+ rb153_pata_finish_io(adev->link->ap);
+ return buflen;
+}
+
+static void rb153_pata_freeze(struct ata_port *ap)
+{
+ struct rb153_cf_info *info = ap->host->private_data;
+
+ info->frozen = 1;
+}
+
+static void rb153_pata_thaw(struct ata_port *ap)
+{
+ struct rb153_cf_info *info = ap->host->private_data;
+
+ info->frozen = 0;
+}
+
+static irqreturn_t rb153_pata_irq_handler(int irq, void *dev_instance)
+{
+ struct ata_host *ah = dev_instance;
+ struct rb153_cf_info *info = ah->private_data;
+
+ if (gpio_get_value(info->gpio_line)) {
+ irq_set_irq_type(info->irq, IRQ_TYPE_LEVEL_LOW);
+ if (!info->frozen)
+ ata_sff_interrupt(irq, dev_instance);
+ } else {
+ irq_set_irq_type(info->irq, IRQ_TYPE_LEVEL_HIGH);
+ }
+
+ return IRQ_HANDLED;
+}
+
+static struct ata_port_operations rb153_pata_port_ops = {
+ .inherits = &ata_sff_port_ops,
+ .sff_exec_command = rb153_pata_exec_command,
+ .sff_data_xfer = rb153_pata_data_xfer,
+ .freeze = rb153_pata_freeze,
+ .thaw = rb153_pata_thaw,
+};
+
+static struct scsi_host_template rb153_pata_sht = {
+ ATA_PIO_SHT(DRV_NAME),
+};
+
+static void rb153_pata_setup_port(struct ata_host *ah)
+{
+ struct rb153_cf_info *info = ah->private_data;
+ struct ata_port *ap;
+
+ ap = ah->ports[0];
+
+ ap->ops = &rb153_pata_port_ops;
+ ap->pio_mask = 0x1f; /* PIO4 */
+
+ ap->ioaddr.cmd_addr = info->iobase + RB153_CF_REG_CMD;
+ ap->ioaddr.ctl_addr = info->iobase + RB153_CF_REG_CTRL;
+ ap->ioaddr.altstatus_addr = info->iobase + RB153_CF_REG_CTRL;
+
+ ata_sff_std_ports(&ap->ioaddr);
+
+ ap->ioaddr.data_addr = info->iobase + RB153_CF_REG_DATA;
+}
+
+static int rb153_pata_driver_probe(struct platform_device *pdev)
+{
+ unsigned int irq;
+ int gpio;
+ struct resource *res;
+ struct ata_host *ah;
+ struct rb153_cf_info *info;
+ int ret;
+
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ if (!res) {
+ dev_err(&pdev->dev, "no IOMEM resource found\n");
+ return -EINVAL;
+ }
+
+ irq = platform_get_irq(pdev, 0);
+ if (irq <= 0) {
+ dev_err(&pdev->dev, "no IRQ resource found\n");
+ return -ENOENT;
+ }
+
+ gpio = irq_to_gpio(irq);
+ if (gpio < 0) {
+ dev_err(&pdev->dev, "no GPIO found for irq%d\n", irq);
+ return -ENOENT;
+ }
+
+ ret = gpio_request(gpio, DRV_NAME);
+ if (ret) {
+ dev_err(&pdev->dev, "GPIO request failed\n");
+ return ret;
+ }
+
+ ah = ata_host_alloc(&pdev->dev, RB153_CF_MAXPORTS);
+ if (!ah)
+ return -ENOMEM;
+
+ platform_set_drvdata(pdev, ah);
+
+ info = devm_kzalloc(&pdev->dev, sizeof(*info), GFP_KERNEL);
+ if (!info)
+ return -ENOMEM;
+
+ ah->private_data = info;
+ info->gpio_line = gpio;
+ info->irq = irq;
+
+ info->iobase = devm_ioremap_nocache(&pdev->dev, res->start,
+ res->end - res->start + 1);
+ if (!info->iobase)
+ return -ENOMEM;
+
+ ret = gpio_direction_input(gpio);
+ if (ret) {
+ dev_err(&pdev->dev, "unable to set GPIO direction, err=%d\n",
+ ret);
+ goto err_free_gpio;
+ }
+
+ rb153_pata_setup_port(ah);
+
+ ret = ata_host_activate(ah, irq, rb153_pata_irq_handler,
+ IRQF_TRIGGER_LOW, &rb153_pata_sht);
+ if (ret)
+ goto err_free_gpio;
+
+ return 0;
+
+err_free_gpio:
+ gpio_free(gpio);
+
+ return ret;
+}
+
+static int rb153_pata_driver_remove(struct platform_device *pdev)
+{
+ struct ata_host *ah = platform_get_drvdata(pdev);
+ struct rb153_cf_info *info = ah->private_data;
+
+ ata_host_detach(ah);
+ gpio_free(info->gpio_line);
+
+ return 0;
+}
+
+static struct platform_driver rb153_pata_platform_driver = {
+ .probe = rb153_pata_driver_probe,
+ .remove = rb153_pata_driver_remove,
+ .driver = {
+ .name = DRV_NAME,
+ .owner = THIS_MODULE,
+ },
+};
+
+/* ------------------------------------------------------------------------ */
+
+#define DRV_INFO DRV_DESC " version " DRV_VERSION
+
+static int __init rb153_pata_module_init(void)
+{
+ printk(KERN_INFO DRV_INFO "\n");
+
+ return platform_driver_register(&rb153_pata_platform_driver);
+}
+
+static void __exit rb153_pata_module_exit(void)
+{
+ platform_driver_unregister(&rb153_pata_platform_driver);
+}
+
+MODULE_AUTHOR("Gabor Juhos <juhosg@openwrt.org>");
+MODULE_DESCRIPTION(DRV_DESC);
+MODULE_VERSION(DRV_VERSION);
+MODULE_LICENSE("GPL v2");
+
+module_init(rb153_pata_module_init);
+module_exit(rb153_pata_module_exit);
--- /dev/null
+/*
+ * LED ADM5120 Switch Port State Trigger
+ *
+ * Copyright (C) 2007 Bernhard Held <bernhard at bernhardheld.de>
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This file was based on: drivers/leds/ledtrig-timer.c
+ * Copyright 2005-2006 Openedhand Ltd.
+ * Author: Richard Purdie
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ */
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/device.h>
+
+#include <linux/gpio.h>
+
+#include "leds.h"
+
+#define DRV_NAME "port_state"
+#define DRV_DESC "LED ADM5120 Switch Port State Trigger"
+
+struct port_state {
+ char *name;
+ unsigned int value;
+};
+
+#define PORT_STATE(n, v) {.name = (n), .value = (v)}
+
+static struct port_state port_states[] = {
+ PORT_STATE("off", LED_OFF),
+ PORT_STATE("on", LED_FULL),
+ PORT_STATE("flash", ADM5120_GPIO_FLASH),
+ PORT_STATE("link", ADM5120_GPIO_LINK),
+ PORT_STATE("speed", ADM5120_GPIO_SPEED),
+ PORT_STATE("duplex", ADM5120_GPIO_DUPLEX),
+ PORT_STATE("act", ADM5120_GPIO_ACT),
+ PORT_STATE("coll", ADM5120_GPIO_COLL),
+ PORT_STATE("link_act", ADM5120_GPIO_LINK_ACT),
+ PORT_STATE("duplex_coll", ADM5120_GPIO_DUPLEX_COLL),
+ PORT_STATE("10M_act", ADM5120_GPIO_10M_ACT),
+ PORT_STATE("100M_act", ADM5120_GPIO_100M_ACT),
+};
+
+static ssize_t led_port_state_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ struct led_classdev *led_cdev = dev_get_drvdata(dev);
+ struct port_state *state = led_cdev->trigger_data;
+ int len = 0;
+ int i;
+
+ *buf = '\0';
+ for (i = 0; i < ARRAY_SIZE(port_states); i++) {
+ if (&port_states[i] == state)
+ len += sprintf(buf+len, "[%s] ", port_states[i].name);
+ else
+ len += sprintf(buf+len, "%s ", port_states[i].name);
+ }
+ len += sprintf(buf+len, "\n");
+
+ return len;
+}
+
+static ssize_t led_port_state_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t size)
+{
+ struct led_classdev *led_cdev = dev_get_drvdata(dev);
+ size_t len;
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(port_states); i++) {
+ len = strlen(port_states[i].name);
+ if (strncmp(port_states[i].name, buf, len) != 0)
+ continue;
+
+ if (buf[len] != '\0' && buf[len] != '\n')
+ continue;
+
+ led_cdev->trigger_data = &port_states[i];
+ led_set_brightness(led_cdev, port_states[i].value);
+ return size;
+ }
+
+ return -EINVAL;
+}
+
+static DEVICE_ATTR(port_state, 0644, led_port_state_show,
+ led_port_state_store);
+
+static void adm5120_switch_trig_activate(struct led_classdev *led_cdev)
+{
+ struct port_state *state = port_states;
+ int rc;
+
+ led_cdev->trigger_data = state;
+
+ rc = device_create_file(led_cdev->dev, &dev_attr_port_state);
+ if (rc)
+ goto err;
+
+ led_set_brightness(led_cdev, state->value);
+
+ return;
+err:
+ led_cdev->trigger_data = NULL;
+}
+
+static void adm5120_switch_trig_deactivate(struct led_classdev *led_cdev)
+{
+ struct port_state *state = led_cdev->trigger_data;
+
+ if (!state)
+ return;
+
+ device_remove_file(led_cdev->dev, &dev_attr_port_state);
+
+}
+
+static struct led_trigger adm5120_switch_led_trigger = {
+ .name = DRV_NAME,
+ .activate = adm5120_switch_trig_activate,
+ .deactivate = adm5120_switch_trig_deactivate,
+};
+
+static int __init adm5120_switch_trig_init(void)
+{
+ led_trigger_register(&adm5120_switch_led_trigger);
+ return 0;
+}
+
+static void __exit adm5120_switch_trig_exit(void)
+{
+ led_trigger_unregister(&adm5120_switch_led_trigger);
+}
+
+module_init(adm5120_switch_trig_init);
+module_exit(adm5120_switch_trig_exit);
+
+MODULE_AUTHOR("Bernhard Held <bernhard at bernhardheld.de>, "
+ "Gabor Juhos <juhosg@openwrt.org>");
+MODULE_DESCRIPTION(DRV_DESC);
+MODULE_LICENSE("GPL v2");
--- /dev/null
+/*
+ * Platform driver for NOR flash devices on ADM5120 based boards
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This file was derived from: drivers/mtd/map/physmap.c
+ * Copyright (C) 2003 MontaVista Software Inc.
+ * Author: Jun Sun, jsun@mvista.com or jsun@junsun.net
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#include <linux/module.h>
+#include <linux/types.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/slab.h>
+#include <linux/io.h>
+#include <linux/device.h>
+#include <linux/platform_device.h>
+
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/map.h>
+#include <linux/mtd/partitions.h>
+
+#include <asm/mach-adm5120/adm5120_defs.h>
+#include <asm/mach-adm5120/adm5120_switch.h>
+#include <asm/mach-adm5120/adm5120_mpmc.h>
+#include <asm/mach-adm5120/adm5120_platform.h>
+
+#define DRV_NAME "adm5120-flash"
+#define DRV_DESC "ADM5120 flash MAP driver"
+#define MAX_PARSED_PARTS 8
+
+#ifdef ADM5120_FLASH_DEBUG
+#define MAP_DBG(m, f, a...) printk(KERN_INFO "%s: " f, (m->name) , ## a)
+#else
+#define MAP_DBG(m, f, a...) do {} while (0)
+#endif
+#define MAP_ERR(m, f, a...) printk(KERN_ERR "%s: " f, (m->name) , ## a)
+#define MAP_INFO(m, f, a...) printk(KERN_INFO "%s: " f, (m->name) , ## a)
+
+struct adm5120_map_info {
+ struct map_info map;
+ void (*switch_bank)(unsigned);
+ unsigned long window_size;
+};
+
+struct adm5120_flash_info {
+ struct mtd_info *mtd;
+ struct resource *res;
+ struct platform_device *dev;
+ struct adm5120_map_info amap;
+};
+
+struct flash_desc {
+ u32 phys;
+ u32 srs_shift;
+};
+
+/*
+ * Globals
+ */
+static DEFINE_SPINLOCK(adm5120_flash_spin);
+#define FLASH_LOCK() spin_lock(&adm5120_flash_spin)
+#define FLASH_UNLOCK() spin_unlock(&adm5120_flash_spin)
+
+static u32 flash_bankwidths[4] = { 1, 2, 4, 0 };
+
+static u32 flash_sizes[8] = {
+ 0, 512*1024, 1024*1024, 2*1024*1024,
+ 4*1024*1024, 0, 0, 0
+};
+
+static struct flash_desc flash_descs[2] = {
+ {
+ .phys = ADM5120_SRAM0_BASE,
+ .srs_shift = MEMCTRL_SRS0_SHIFT,
+ }, {
+ .phys = ADM5120_SRAM1_BASE,
+ .srs_shift = MEMCTRL_SRS1_SHIFT,
+ }
+};
+
+static const char const *probe_types[] = {
+ "cfi_probe",
+ "jedec_probe",
+ "map_rom",
+ NULL
+};
+
+static const char const *parse_types[] = {
+ "cmdlinepart",
+#ifdef CONFIG_MTD_REDBOOT_PARTS
+ "RedBoot",
+#endif
+#ifdef CONFIG_MTD_MYLOADER_PARTS
+ "MyLoader",
+#endif
+ NULL,
+};
+
+#define BANK_SIZE (2<<20)
+#define BANK_SIZE_MAX (4<<20)
+#define BANK_OFFS_MASK (BANK_SIZE-1)
+#define BANK_START_MASK (~BANK_OFFS_MASK)
+
+static inline struct adm5120_map_info *map_to_amap(struct map_info *map)
+{
+ return (struct adm5120_map_info *)map;
+}
+
+static void adm5120_flash_switchbank(struct map_info *map,
+ unsigned long ofs)
+{
+ struct adm5120_map_info *amap = map_to_amap(map);
+ unsigned bank;
+
+ if (amap->switch_bank == NULL)
+ return;
+
+ bank = (ofs & BANK_START_MASK) >> 21;
+ if (bank > 1)
+ BUG();
+
+ MAP_DBG(map, "switching to bank %u, ofs=%lX\n", bank, ofs);
+ amap->switch_bank(bank);
+}
+
+static map_word adm5120_flash_read(struct map_info *map, unsigned long ofs)
+{
+ struct adm5120_map_info *amap = map_to_amap(map);
+ map_word ret;
+
+ MAP_DBG(map, "reading from ofs %lX\n", ofs);
+
+ if (ofs >= amap->window_size)
+ return map_word_ff(map);
+
+ FLASH_LOCK();
+ adm5120_flash_switchbank(map, ofs);
+ ret = inline_map_read(map, (ofs & (amap->window_size-1)));
+ FLASH_UNLOCK();
+
+ return ret;
+}
+
+static void adm5120_flash_write(struct map_info *map, const map_word datum,
+ unsigned long ofs)
+{
+ struct adm5120_map_info *amap = map_to_amap(map);
+
+ MAP_DBG(map, "writing to ofs %lX\n", ofs);
+
+ if (ofs > amap->window_size)
+ return;
+
+ FLASH_LOCK();
+ adm5120_flash_switchbank(map, ofs);
+ inline_map_write(map, datum, (ofs & (amap->window_size-1)));
+ FLASH_UNLOCK();
+}
+
+static void adm5120_flash_copy_from(struct map_info *map, void *to,
+ unsigned long from, ssize_t len)
+{
+ struct adm5120_map_info *amap = map_to_amap(map);
+ char *p;
+ ssize_t t;
+
+ MAP_DBG(map, "copy_from, to=%lX, from=%lX, len=%lX\n",
+ (unsigned long)to, from, (unsigned long)len);
+
+ if (from > amap->window_size)
+ return;
+
+ p = (char *)to;
+ while (len > 0) {
+ t = len;
+ if ((from < BANK_SIZE) && ((from+len) > BANK_SIZE))
+ t = BANK_SIZE-from;
+
+ FLASH_LOCK();
+ MAP_DBG(map, "copying %lu byte(s) from %lX to %lX\n",
+ (unsigned long)t, (from & (amap->window_size-1)),
+ (unsigned long)p);
+ adm5120_flash_switchbank(map, from);
+ inline_map_copy_from(map, p, (from & (amap->window_size-1)), t);
+ FLASH_UNLOCK();
+ p += t;
+ from += t;
+ len -= t;
+ }
+}
+
+static int adm5120_flash_initres(struct adm5120_flash_info *info)
+{
+ struct map_info *map = &info->amap.map;
+ int err = 0;
+
+ info->res = request_mem_region(map->phys, info->amap.window_size,
+ map->name);
+ if (info->res == NULL) {
+ MAP_ERR(map, "could not reserve memory region\n");
+ err = -ENOMEM;
+ goto out;
+ }
+
+ map->virt = ioremap_nocache(map->phys, info->amap.window_size);
+ if (map->virt == NULL) {
+ MAP_ERR(map, "failed to ioremap flash region\n");
+ err = -ENOMEM;
+ goto out;
+ }
+
+out:
+ return err;
+}
+
+static int adm5120_flash_initinfo(struct adm5120_flash_info *info,
+ struct platform_device *dev)
+{
+ struct map_info *map = &info->amap.map;
+ struct adm5120_flash_platform_data *pdata = dev->dev.platform_data;
+ struct flash_desc *fdesc;
+ u32 t = 0;
+
+ map->name = dev_name(&dev->dev);
+
+ if (dev->id > 1) {
+ MAP_ERR(map, "invalid flash id\n");
+ goto err_out;
+ }
+
+ fdesc = &flash_descs[dev->id];
+
+ if (pdata)
+ info->amap.window_size = pdata->window_size;
+
+ if (info->amap.window_size == 0) {
+ /* get memory window size */
+ t = SW_READ_REG(SWITCH_REG_MEMCTRL) >> fdesc->srs_shift;
+ t &= MEMCTRL_SRS_MASK;
+ info->amap.window_size = flash_sizes[t];
+ }
+
+ if (info->amap.window_size == 0) {
+ MAP_ERR(map, "unable to determine window size\n");
+ goto err_out;
+ }
+
+ /* get flash bus width */
+ switch (dev->id) {
+ case 0:
+ t = MPMC_READ_REG(SC1) & SC_MW_MASK;
+ break;
+ case 1:
+ t = MPMC_READ_REG(SC0) & SC_MW_MASK;
+ break;
+ }
+ map->bankwidth = flash_bankwidths[t];
+ if (map->bankwidth == 0) {
+ MAP_ERR(map, "invalid bus width detected\n");
+ goto err_out;
+ }
+
+ map->phys = fdesc->phys;
+ map->size = BANK_SIZE_MAX;
+
+ simple_map_init(map);
+ map->read = adm5120_flash_read;
+ map->write = adm5120_flash_write;
+ map->copy_from = adm5120_flash_copy_from;
+
+ if (pdata) {
+ map->set_vpp = pdata->set_vpp;
+ info->amap.switch_bank = pdata->switch_bank;
+ }
+
+ info->dev = dev;
+
+ MAP_INFO(map, "probing at 0x%lX, size:%ldKiB, width:%d bits\n",
+ (unsigned long)map->phys,
+ (unsigned long)info->amap.window_size >> 10,
+ map->bankwidth*8);
+
+ return 0;
+
+err_out:
+ return -ENODEV;
+}
+
+static void adm5120_flash_initbanks(struct adm5120_flash_info *info)
+{
+ struct map_info *map = &info->amap.map;
+
+ if (info->mtd->size <= BANK_SIZE)
+ /* no bank switching needed */
+ return;
+
+ if (info->amap.switch_bank) {
+ info->amap.window_size = info->mtd->size;
+ return;
+ }
+
+ MAP_ERR(map, "reduce visibility from %ldKiB to %ldKiB\n",
+ (unsigned long)map->size >> 10,
+ (unsigned long)info->mtd->size >> 10);
+
+ info->mtd->size = info->amap.window_size;
+}
+
+static int adm5120_flash_remove(struct platform_device *dev)
+{
+ struct adm5120_flash_info *info;
+
+ info = platform_get_drvdata(dev);
+ if (info == NULL)
+ return 0;
+
+ platform_set_drvdata(dev, NULL);
+
+ if (info->mtd != NULL) {
+ mtd_device_unregister(info->mtd);
+ map_destroy(info->mtd);
+ }
+
+ if (info->amap.map.virt != NULL)
+ iounmap(info->amap.map.virt);
+
+ if (info->res != NULL) {
+ release_resource(info->res);
+ kfree(info->res);
+ }
+
+ return 0;
+}
+
+static int adm5120_flash_probe(struct platform_device *dev)
+{
+ struct adm5120_flash_platform_data *pdata;
+ struct adm5120_flash_info *info;
+ struct map_info *map;
+ const char **probe_type;
+ int err;
+
+ pdata = dev->dev.platform_data;
+ if (!pdata) {
+ dev_err(&dev->dev, "no platform data\n");
+ return -EINVAL;
+ }
+
+ info = kzalloc(sizeof(*info), GFP_KERNEL);
+ if (info == NULL) {
+ err = -ENOMEM;
+ goto err_out;
+ }
+
+ platform_set_drvdata(dev, info);
+
+ err = adm5120_flash_initinfo(info, dev);
+ if (err)
+ goto err_out;
+
+ err = adm5120_flash_initres(info);
+ if (err)
+ goto err_out;
+
+ map = &info->amap.map;
+ for (probe_type = probe_types; info->mtd == NULL && *probe_type != NULL;
+ probe_type++)
+ info->mtd = do_map_probe(*probe_type, map);
+
+ if (info->mtd == NULL) {
+ MAP_ERR(map, "map_probe failed\n");
+ err = -ENXIO;
+ goto err_out;
+ }
+
+ adm5120_flash_initbanks(info);
+
+ if (info->mtd->size < info->amap.window_size) {
+ /* readjust resources */
+ iounmap(map->virt);
+ release_resource(info->res);
+ kfree(info->res);
+
+ info->amap.window_size = info->mtd->size;
+ map->size = info->mtd->size;
+ MAP_INFO(map, "reducing map size to %ldKiB\n",
+ (unsigned long)map->size >> 10);
+ err = adm5120_flash_initres(info);
+ if (err)
+ goto err_out;
+ }
+
+ MAP_INFO(map, "found at 0x%lX, size:%ldKiB, width:%d bits\n",
+ (unsigned long)map->phys, (unsigned long)info->mtd->size >> 10,
+ map->bankwidth*8);
+
+ info->mtd->owner = THIS_MODULE;
+
+ err = mtd_device_parse_register(info->mtd, parse_types, 0,
+ pdata->parts, pdata->nr_parts);
+ if (err)
+ goto err_out;
+
+ return 0;
+
+err_out:
+ adm5120_flash_remove(dev);
+ return err;
+}
+
+#ifdef CONFIG_PM
+static int adm5120_flash_suspend(struct platform_device *dev,
+ pm_message_t state)
+{
+ struct adm5120_flash_info *info = platform_get_drvdata(dev);
+ int ret = 0;
+
+ if (info)
+ ret = info->mtd->suspend(info->mtd);
+
+ return ret;
+}
+
+static int adm5120_flash_resume(struct platform_device *dev)
+{
+ struct adm5120_flash_info *info = platform_get_drvdata(dev);
+
+ if (info)
+ info->mtd->resume(info->mtd);
+
+ return 0;
+}
+
+static void adm5120_flash_shutdown(struct platform_device *dev)
+{
+ struct adm5120_flash_info *info = platform_get_drvdata(dev);
+
+ if (info && info->mtd->suspend(info->mtd) == 0)
+ info->mtd->resume(info->mtd);
+}
+#endif
+
+static struct platform_driver adm5120_flash_driver = {
+ .probe = adm5120_flash_probe,
+ .remove = adm5120_flash_remove,
+#ifdef CONFIG_PM
+ .suspend = adm5120_flash_suspend,
+ .resume = adm5120_flash_resume,
+ .shutdown = adm5120_flash_shutdown,
+#endif
+ .driver = {
+ .name = DRV_NAME,
+ },
+};
+
+static int __init adm5120_flash_init(void)
+{
+ int err;
+
+ err = platform_driver_register(&adm5120_flash_driver);
+
+ return err;
+}
+
+static void __exit adm5120_flash_exit(void)
+{
+ platform_driver_unregister(&adm5120_flash_driver);
+}
+
+module_init(adm5120_flash_init);
+module_exit(adm5120_flash_exit);
+
+MODULE_LICENSE("GPL v2");
+MODULE_AUTHOR("Gabor Juhos <juhosg@openwrt.org>");
+MODULE_DESCRIPTION(DRV_DESC);
--- /dev/null
+/*
+ * Copyright (C) Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#include <linux/module.h>
+#include <linux/types.h>
+#include <linux/kernel.h>
+#include <linux/slab.h>
+#include <linux/list.h>
+#include <linux/kmod.h>
+#include <linux/root_dev.h>
+
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/partitions.h>
+
+#include <linux/byteorder/generic.h>
+
+#define PFX "trxsplit: "
+
+#define TRX_MAGIC 0x30524448 /* "HDR0" */
+#define TRX_VERSION 1
+#define TRX_MAX_LEN 0x3A0000
+#define TRX_NO_HEADER 0x1 /* do not write TRX header */
+#define TRX_GZ_FILES 0x2 /* contains individual gzip files */
+#define TRX_MAX_OFFSET 3
+#define TRX_MIN_KERNEL_SIZE (256 * 1024)
+
+struct trx_header {
+ u32 magic; /* "HDR0" */
+ u32 len; /* Length of file including header */
+ u32 crc32; /* 32-bit CRC from flag_version to end of file */
+ u32 flag_version; /* 0:15 flags, 16:31 version */
+ u32 offsets[TRX_MAX_OFFSET]; /* Offsets of partitions */
+};
+
+#define TRX_ALIGN 0x1000
+
+static int trx_nr_parts;
+static unsigned long trx_offset;
+static struct mtd_info *trx_mtd;
+static struct mtd_partition trx_parts[TRX_MAX_OFFSET];
+static struct trx_header trx_hdr;
+
+static int trxsplit_refresh_partitions(struct mtd_info *mtd);
+
+static int trxsplit_checktrx(struct mtd_info *mtd, unsigned long offset)
+{
+ size_t retlen;
+ int err;
+
+ err = mtd_read(mtd, offset, sizeof(trx_hdr), &retlen, (void *)&trx_hdr);
+ if (err) {
+ printk(KERN_ALERT PFX "unable to read from '%s'\n", mtd->name);
+ goto err_out;
+ }
+
+ if (retlen != sizeof(trx_hdr)) {
+ printk(KERN_ALERT PFX "reading failed on '%s'\n", mtd->name);
+ goto err_out;
+ }
+
+ trx_hdr.magic = le32_to_cpu(trx_hdr.magic);
+ trx_hdr.len = le32_to_cpu(trx_hdr.len);
+ trx_hdr.crc32 = le32_to_cpu(trx_hdr.crc32);
+ trx_hdr.flag_version = le32_to_cpu(trx_hdr.flag_version);
+ trx_hdr.offsets[0] = le32_to_cpu(trx_hdr.offsets[0]);
+ trx_hdr.offsets[1] = le32_to_cpu(trx_hdr.offsets[1]);
+ trx_hdr.offsets[2] = le32_to_cpu(trx_hdr.offsets[2]);
+
+ /* sanity checks */
+ if (trx_hdr.magic != TRX_MAGIC)
+ goto err_out;
+
+ if (trx_hdr.len > mtd->size - offset)
+ goto err_out;
+
+ /* TODO: add crc32 checking too? */
+
+ return 0;
+
+err_out:
+ return -1;
+}
+
+static void trxsplit_findtrx(struct mtd_info *mtd)
+{
+ unsigned long offset;
+ int err;
+
+ printk(KERN_INFO PFX "searching TRX header in '%s'\n", mtd->name);
+
+ err = 0;
+ for (offset = 0; offset < mtd->size; offset += TRX_ALIGN) {
+ err = trxsplit_checktrx(mtd, offset);
+ if (err == 0)
+ break;
+ }
+
+ if (err)
+ return;
+
+ printk(KERN_INFO PFX "TRX header found at 0x%lX\n", offset);
+
+ trx_mtd = mtd;
+ trx_offset = offset;
+}
+
+static void trxsplit_create_partitions(struct mtd_info *mtd)
+{
+ struct mtd_partition *part = trx_parts;
+ int err;
+ int i;
+
+ for (i = 0; i < TRX_MAX_OFFSET; i++) {
+ part = &trx_parts[i];
+ if (trx_hdr.offsets[i] == 0)
+ continue;
+ part->offset = trx_offset + trx_hdr.offsets[i];
+ trx_nr_parts++;
+ }
+
+ for (i = 0; i < trx_nr_parts-1; i++)
+ trx_parts[i].size = trx_parts[i+1].offset - trx_parts[i].offset;
+
+ trx_parts[i].size = mtd->size - trx_parts[i].offset;
+
+ i = 0;
+ part = &trx_parts[i];
+ if (part->size < TRX_MIN_KERNEL_SIZE) {
+ part->name = "loader";
+ i++;
+ }
+
+ part = &trx_parts[i];
+ part->name = "kernel";
+ i++;
+
+ part = &trx_parts[i];
+ part->name = "rootfs";
+
+ err = mtd_device_register(mtd, trx_parts, trx_nr_parts);
+ if (err) {
+ printk(KERN_ALERT PFX "adding TRX partitions failed\n");
+ return;
+ }
+
+ mtd->refresh_device = trxsplit_refresh_partitions;
+}
+
+static int trxsplit_refresh_partitions(struct mtd_info *mtd)
+{
+ printk(KERN_INFO PFX "refreshing TRX partitions in '%s' (%d,%d)\n",
+ mtd->name, MTD_BLOCK_MAJOR, mtd->index);
+
+ /* remove old partitions */
+ mtd_device_unregister(mtd);
+
+ trxsplit_findtrx(mtd);
+ if (!trx_mtd)
+ goto err;
+
+ trxsplit_create_partitions(trx_mtd);
+ return 1;
+
+err:
+ return 0;
+}
+
+static void __init trxsplit_add_mtd(struct mtd_info *mtd)
+{
+ if (mtd->type != MTD_NORFLASH) {
+ printk(KERN_INFO PFX "'%s' is not a NOR flash, skipped\n",
+ mtd->name);
+ return;
+ }
+
+ if (!trx_mtd)
+ trxsplit_findtrx(mtd);
+}
+
+static void __init trxsplit_remove_mtd(struct mtd_info *mtd)
+{
+ /* nothing to do */
+}
+
+static struct mtd_notifier trxsplit_notifier __initdata = {
+ .add = trxsplit_add_mtd,
+ .remove = trxsplit_remove_mtd,
+};
+
+static void __init trxsplit_scan(void)
+{
+ register_mtd_user(&trxsplit_notifier);
+ unregister_mtd_user(&trxsplit_notifier);
+}
+
+static int __init trxsplit_init(void)
+{
+ trxsplit_scan();
+
+ if (trx_mtd) {
+ printk(KERN_INFO PFX "creating TRX partitions in '%s' "
+ "(%d,%d)\n", trx_mtd->name, MTD_BLOCK_MAJOR,
+ trx_mtd->index);
+ trxsplit_create_partitions(trx_mtd);
+ }
+
+ return 0;
+}
+
+late_initcall(trxsplit_init);
--- /dev/null
+/*
+ * ADM5120 built-in ethernet switch driver
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This code was based on a driver for Linux 2.6.xx by Jeroen Vreeken.
+ * Copyright Jeroen Vreeken (pe1rxq@amsat.org), 2005
+ * NAPI extension for the Jeroen's driver
+ * Copyright Thomas Langer (Thomas.Langer@infineon.com), 2007
+ * Copyright Friedrich Beckmann (Friedrich.Beckmann@infineon.com), 2007
+ * Inspiration for the Jeroen's driver came from the ADMtek 2.4 driver.
+ * Copyright ADMtek Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/errno.h>
+#include <linux/interrupt.h>
+#include <linux/ioport.h>
+#include <linux/spinlock.h>
+#include <linux/platform_device.h>
+#include <linux/io.h>
+#include <linux/irq.h>
+
+#include <linux/netdevice.h>
+#include <linux/etherdevice.h>
+#include <linux/skbuff.h>
+
+#include <asm/mipsregs.h>
+
+#include <asm/mach-adm5120/adm5120_info.h>
+#include <asm/mach-adm5120/adm5120_defs.h>
+#include <asm/mach-adm5120/adm5120_switch.h>
+
+#include "adm5120sw.h"
+#include <linux/dma-mapping.h>
+
+#define DRV_NAME "adm5120-switch"
+#define DRV_DESC "ADM5120 built-in ethernet switch driver"
+#define DRV_VERSION "0.1.1"
+
+#define CONFIG_ADM5120_SWITCH_NAPI 1
+#undef CONFIG_ADM5120_SWITCH_DEBUG
+
+/* ------------------------------------------------------------------------ */
+
+#ifdef CONFIG_ADM5120_SWITCH_DEBUG
+#define SW_DBG(f, a...) printk(KERN_DEBUG "%s: " f, DRV_NAME , ## a)
+#else
+#define SW_DBG(f, a...) do {} while (0)
+#endif
+#define SW_ERR(f, a...) printk(KERN_ERR "%s: " f, DRV_NAME , ## a)
+#define SW_INFO(f, a...) printk(KERN_INFO "%s: " f, DRV_NAME , ## a)
+
+#define SWITCH_NUM_PORTS 6
+#define ETH_CSUM_LEN 4
+
+#define RX_MAX_PKTLEN 1550
+#define RX_RING_SIZE 64
+
+#define TX_RING_SIZE 32
+#define TX_QUEUE_LEN 28 /* Limit ring entries actually used. */
+#define TX_TIMEOUT (HZ * 400)
+
+#define RX_DESCS_SIZE (RX_RING_SIZE * sizeof(struct dma_desc *))
+#define RX_SKBS_SIZE (RX_RING_SIZE * sizeof(struct sk_buff *))
+#define TX_DESCS_SIZE (TX_RING_SIZE * sizeof(struct dma_desc *))
+#define TX_SKBS_SIZE (TX_RING_SIZE * sizeof(struct sk_buff *))
+
+#define SKB_ALLOC_LEN (RX_MAX_PKTLEN + 32)
+#define SKB_RESERVE_LEN (NET_IP_ALIGN + NET_SKB_PAD)
+
+#define SWITCH_INTS_HIGH (SWITCH_INT_SHD | SWITCH_INT_RHD | SWITCH_INT_HDF)
+#define SWITCH_INTS_LOW (SWITCH_INT_SLD | SWITCH_INT_RLD | SWITCH_INT_LDF)
+#define SWITCH_INTS_ERR (SWITCH_INT_RDE | SWITCH_INT_SDE | SWITCH_INT_CPUH)
+#define SWITCH_INTS_Q (SWITCH_INT_P0QF | SWITCH_INT_P1QF | SWITCH_INT_P2QF | \
+ SWITCH_INT_P3QF | SWITCH_INT_P4QF | SWITCH_INT_P5QF | \
+ SWITCH_INT_CPQF | SWITCH_INT_GQF)
+
+#define SWITCH_INTS_ALL (SWITCH_INTS_HIGH | SWITCH_INTS_LOW | \
+ SWITCH_INTS_ERR | SWITCH_INTS_Q | \
+ SWITCH_INT_MD | SWITCH_INT_PSC)
+
+#define SWITCH_INTS_USED (SWITCH_INTS_LOW | SWITCH_INT_PSC)
+#define SWITCH_INTS_POLL (SWITCH_INT_RLD | SWITCH_INT_LDF | SWITCH_INT_SLD)
+
+/* ------------------------------------------------------------------------ */
+
+struct adm5120_if_priv {
+ struct net_device *dev;
+
+ unsigned int vlan_no;
+ unsigned int port_mask;
+
+#ifdef CONFIG_ADM5120_SWITCH_NAPI
+ struct napi_struct napi;
+#endif
+};
+
+struct dma_desc {
+ __u32 buf1;
+#define DESC_OWN (1UL << 31) /* Owned by the switch */
+#define DESC_EOR (1UL << 28) /* End of Ring */
+#define DESC_ADDR_MASK 0x1FFFFFF
+#define DESC_ADDR(x) ((__u32)(x) & DESC_ADDR_MASK)
+ __u32 buf2;
+#define DESC_BUF2_EN (1UL << 31) /* Buffer 2 enable */
+ __u32 buflen;
+ __u32 misc;
+/* definitions for tx/rx descriptors */
+#define DESC_PKTLEN_SHIFT 16
+#define DESC_PKTLEN_MASK 0x7FF
+/* tx descriptor specific part */
+#define DESC_CSUM (1UL << 31) /* Append checksum */
+#define DESC_DSTPORT_SHIFT 8
+#define DESC_DSTPORT_MASK 0x3F
+#define DESC_VLAN_MASK 0x3F
+/* rx descriptor specific part */
+#define DESC_SRCPORT_SHIFT 12
+#define DESC_SRCPORT_MASK 0x7
+#define DESC_DA_MASK 0x3
+#define DESC_DA_SHIFT 4
+#define DESC_IPCSUM_FAIL (1UL << 3) /* IP checksum fail */
+#define DESC_VLAN_TAG (1UL << 2) /* VLAN tag present */
+#define DESC_TYPE_MASK 0x3 /* mask for Packet type */
+#define DESC_TYPE_IP 0x0 /* IP packet */
+#define DESC_TYPE_PPPoE 0x1 /* PPPoE packet */
+} __attribute__ ((aligned(16)));
+
+/* ------------------------------------------------------------------------ */
+
+static int adm5120_nrdevs;
+
+static struct net_device *adm5120_devs[SWITCH_NUM_PORTS];
+/* Lookup table port -> device */
+static struct net_device *adm5120_port[SWITCH_NUM_PORTS];
+
+static struct dma_desc *txl_descs;
+static struct dma_desc *rxl_descs;
+
+static dma_addr_t txl_descs_dma;
+static dma_addr_t rxl_descs_dma;
+
+static struct sk_buff **txl_skbuff;
+static struct sk_buff **rxl_skbuff;
+
+static unsigned int cur_rxl, dirty_rxl; /* producer/consumer ring indices */
+static unsigned int cur_txl, dirty_txl;
+
+static unsigned int sw_used;
+
+static DEFINE_SPINLOCK(tx_lock);
+
+/* ------------------------------------------------------------------------ */
+
+static inline u32 sw_read_reg(u32 reg)
+{
+ return __raw_readl((void __iomem *)KSEG1ADDR(ADM5120_SWITCH_BASE)+reg);
+}
+
+static inline void sw_write_reg(u32 reg, u32 val)
+{
+ __raw_writel(val, (void __iomem *)KSEG1ADDR(ADM5120_SWITCH_BASE)+reg);
+}
+
+static inline void sw_int_mask(u32 mask)
+{
+ u32 t;
+
+ t = sw_read_reg(SWITCH_REG_INT_MASK);
+ t |= mask;
+ sw_write_reg(SWITCH_REG_INT_MASK, t);
+}
+
+static inline void sw_int_unmask(u32 mask)
+{
+ u32 t;
+
+ t = sw_read_reg(SWITCH_REG_INT_MASK);
+ t &= ~mask;
+ sw_write_reg(SWITCH_REG_INT_MASK, t);
+}
+
+static inline void sw_int_ack(u32 mask)
+{
+ sw_write_reg(SWITCH_REG_INT_STATUS, mask);
+}
+
+static inline u32 sw_int_status(void)
+{
+ u32 t;
+
+ t = sw_read_reg(SWITCH_REG_INT_STATUS);
+ t &= ~sw_read_reg(SWITCH_REG_INT_MASK);
+ return t;
+}
+
+static inline u32 desc_get_srcport(struct dma_desc *desc)
+{
+ return (desc->misc >> DESC_SRCPORT_SHIFT) & DESC_SRCPORT_MASK;
+}
+
+static inline u32 desc_get_pktlen(struct dma_desc *desc)
+{
+ return (desc->misc >> DESC_PKTLEN_SHIFT) & DESC_PKTLEN_MASK;
+}
+
+static inline int desc_ipcsum_fail(struct dma_desc *desc)
+{
+ return ((desc->misc & DESC_IPCSUM_FAIL) != 0);
+}
+
+/* ------------------------------------------------------------------------ */
+
+#ifdef CONFIG_ADM5120_SWITCH_DEBUG
+static void sw_dump_desc(char *label, struct dma_desc *desc, int tx)
+{
+ u32 t;
+
+ SW_DBG("%s %s desc/%p\n", label, tx ? "tx" : "rx", desc);
+
+ t = desc->buf1;
+ SW_DBG(" buf1 %08X addr=%08X; len=%08X %s%s\n", t,
+ t & DESC_ADDR_MASK,
+ desc->buflen,
+ (t & DESC_OWN) ? "SWITCH" : "CPU",
+ (t & DESC_EOR) ? " RE" : "");
+
+ t = desc->buf2;
+ SW_DBG(" buf2 %08X addr=%08X%s\n", desc->buf2,
+ t & DESC_ADDR_MASK,
+ (t & DESC_BUF2_EN) ? " EN" : "");
+
+ t = desc->misc;
+ if (tx)
+ SW_DBG(" misc %08X%s pktlen=%04X ports=%02X vlan=%02X\n", t,
+ (t & DESC_CSUM) ? " CSUM" : "",
+ (t >> DESC_PKTLEN_SHIFT) & DESC_PKTLEN_MASK,
+ (t >> DESC_DSTPORT_SHIFT) & DESC_DSTPORT_MASK,
+ t & DESC_VLAN_MASK);
+ else
+ SW_DBG(" misc %08X pktlen=%04X port=%d DA=%d%s%s type=%d\n",
+ t,
+ (t >> DESC_PKTLEN_SHIFT) & DESC_PKTLEN_MASK,
+ (t >> DESC_SRCPORT_SHIFT) & DESC_SRCPORT_MASK,
+ (t >> DESC_DA_SHIFT) & DESC_DA_MASK,
+ (t & DESC_IPCSUM_FAIL) ? " IPCF" : "",
+ (t & DESC_VLAN_TAG) ? " VLAN" : "",
+ (t & DESC_TYPE_MASK));
+}
+
+static void sw_dump_intr_mask(char *label, u32 mask)
+{
+ SW_DBG("%s %08X%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s\n",
+ label, mask,
+ (mask & SWITCH_INT_SHD) ? " SHD" : "",
+ (mask & SWITCH_INT_SLD) ? " SLD" : "",
+ (mask & SWITCH_INT_RHD) ? " RHD" : "",
+ (mask & SWITCH_INT_RLD) ? " RLD" : "",
+ (mask & SWITCH_INT_HDF) ? " HDF" : "",
+ (mask & SWITCH_INT_LDF) ? " LDF" : "",
+ (mask & SWITCH_INT_P0QF) ? " P0QF" : "",
+ (mask & SWITCH_INT_P1QF) ? " P1QF" : "",
+ (mask & SWITCH_INT_P2QF) ? " P2QF" : "",
+ (mask & SWITCH_INT_P3QF) ? " P3QF" : "",
+ (mask & SWITCH_INT_P4QF) ? " P4QF" : "",
+ (mask & SWITCH_INT_CPQF) ? " CPQF" : "",
+ (mask & SWITCH_INT_GQF) ? " GQF" : "",
+ (mask & SWITCH_INT_MD) ? " MD" : "",
+ (mask & SWITCH_INT_BCS) ? " BCS" : "",
+ (mask & SWITCH_INT_PSC) ? " PSC" : "",
+ (mask & SWITCH_INT_ID) ? " ID" : "",
+ (mask & SWITCH_INT_W0TE) ? " W0TE" : "",
+ (mask & SWITCH_INT_W1TE) ? " W1TE" : "",
+ (mask & SWITCH_INT_RDE) ? " RDE" : "",
+ (mask & SWITCH_INT_SDE) ? " SDE" : "",
+ (mask & SWITCH_INT_CPUH) ? " CPUH" : "");
+}
+
+static void sw_dump_regs(void)
+{
+ u32 t;
+
+ t = sw_read_reg(SWITCH_REG_PHY_STATUS);
+ SW_DBG("phy_status: %08X\n", t);
+
+ t = sw_read_reg(SWITCH_REG_CPUP_CONF);
+ SW_DBG("cpup_conf: %08X%s%s%s\n", t,
+ (t & CPUP_CONF_DCPUP) ? " DCPUP" : "",
+ (t & CPUP_CONF_CRCP) ? " CRCP" : "",
+ (t & CPUP_CONF_BTM) ? " BTM" : "");
+
+ t = sw_read_reg(SWITCH_REG_PORT_CONF0);
+ SW_DBG("port_conf0: %08X\n", t);
+ t = sw_read_reg(SWITCH_REG_PORT_CONF1);
+ SW_DBG("port_conf1: %08X\n", t);
+ t = sw_read_reg(SWITCH_REG_PORT_CONF2);
+ SW_DBG("port_conf2: %08X\n", t);
+
+ t = sw_read_reg(SWITCH_REG_VLAN_G1);
+ SW_DBG("vlan g1: %08X\n", t);
+ t = sw_read_reg(SWITCH_REG_VLAN_G2);
+ SW_DBG("vlan g2: %08X\n", t);
+
+ t = sw_read_reg(SWITCH_REG_BW_CNTL0);
+ SW_DBG("bw_cntl0: %08X\n", t);
+ t = sw_read_reg(SWITCH_REG_BW_CNTL1);
+ SW_DBG("bw_cntl1: %08X\n", t);
+
+ t = sw_read_reg(SWITCH_REG_PHY_CNTL0);
+ SW_DBG("phy_cntl0: %08X\n", t);
+ t = sw_read_reg(SWITCH_REG_PHY_CNTL1);
+ SW_DBG("phy_cntl1: %08X\n", t);
+ t = sw_read_reg(SWITCH_REG_PHY_CNTL2);
+ SW_DBG("phy_cntl2: %08X\n", t);
+ t = sw_read_reg(SWITCH_REG_PHY_CNTL3);
+ SW_DBG("phy_cntl3: %08X\n", t);
+ t = sw_read_reg(SWITCH_REG_PHY_CNTL4);
+ SW_DBG("phy_cntl4: %08X\n", t);
+
+ t = sw_read_reg(SWITCH_REG_INT_STATUS);
+ sw_dump_intr_mask("int_status: ", t);
+
+ t = sw_read_reg(SWITCH_REG_INT_MASK);
+ sw_dump_intr_mask("int_mask: ", t);
+
+ t = sw_read_reg(SWITCH_REG_SHDA);
+ SW_DBG("shda: %08X\n", t);
+ t = sw_read_reg(SWITCH_REG_SLDA);
+ SW_DBG("slda: %08X\n", t);
+ t = sw_read_reg(SWITCH_REG_RHDA);
+ SW_DBG("rhda: %08X\n", t);
+ t = sw_read_reg(SWITCH_REG_RLDA);
+ SW_DBG("rlda: %08X\n", t);
+}
+#else
+static inline void sw_dump_desc(char *label, struct dma_desc *desc, int tx) {}
+static void sw_dump_intr_mask(char *label, u32 mask) {}
+static inline void sw_dump_regs(void) {}
+#endif /* CONFIG_ADM5120_SWITCH_DEBUG */
+
+/* ------------------------------------------------------------------------ */
+
+static inline void adm5120_rx_dma_update(struct dma_desc *desc,
+ struct sk_buff *skb, int end)
+{
+ desc->misc = 0;
+ desc->buf2 = 0;
+ desc->buflen = RX_MAX_PKTLEN;
+ desc->buf1 = DESC_ADDR(skb->data) |
+ DESC_OWN | (end ? DESC_EOR : 0);
+}
+
+static void adm5120_switch_rx_refill(void)
+{
+ unsigned int entry;
+
+ for (; cur_rxl - dirty_rxl > 0; dirty_rxl++) {
+ struct dma_desc *desc;
+ struct sk_buff *skb;
+
+ entry = dirty_rxl % RX_RING_SIZE;
+ desc = &rxl_descs[entry];
+
+ skb = rxl_skbuff[entry];
+ if (skb == NULL) {
+ skb = alloc_skb(SKB_ALLOC_LEN, GFP_ATOMIC);
+ if (skb) {
+ skb_reserve(skb, SKB_RESERVE_LEN);
+ rxl_skbuff[entry] = skb;
+ } else {
+ SW_ERR("no memory for skb\n");
+ desc->buflen = 0;
+ desc->buf2 = 0;
+ desc->misc = 0;
+ desc->buf1 = (desc->buf1 & DESC_EOR) | DESC_OWN;
+ break;
+ }
+ }
+
+ desc->buf2 = 0;
+ desc->buflen = RX_MAX_PKTLEN;
+ desc->misc = 0;
+ desc->buf1 = (desc->buf1 & DESC_EOR) | DESC_OWN |
+ DESC_ADDR(skb->data);
+ }
+}
+
+static int adm5120_switch_rx(int limit)
+{
+ unsigned int done = 0;
+
+ SW_DBG("rx start, limit=%d, cur_rxl=%u, dirty_rxl=%u\n",
+ limit, cur_rxl, dirty_rxl);
+
+ while (done < limit) {
+ int entry = cur_rxl % RX_RING_SIZE;
+ struct dma_desc *desc = &rxl_descs[entry];
+ struct net_device *rdev;
+ unsigned int port;
+
+ if (desc->buf1 & DESC_OWN)
+ break;
+
+ if (dirty_rxl + RX_RING_SIZE == cur_rxl)
+ break;
+
+ port = desc_get_srcport(desc);
+ rdev = adm5120_port[port];
+
+ SW_DBG("rx descriptor %u, desc=%p, skb=%p\n", entry, desc,
+ rxl_skbuff[entry]);
+
+ if ((rdev) && netif_running(rdev)) {
+ struct sk_buff *skb = rxl_skbuff[entry];
+ int pktlen;
+
+ pktlen = desc_get_pktlen(desc);
+ pktlen -= ETH_CSUM_LEN;
+
+ if ((pktlen == 0) || desc_ipcsum_fail(desc)) {
+ rdev->stats.rx_errors++;
+ if (pktlen == 0)
+ rdev->stats.rx_length_errors++;
+ if (desc_ipcsum_fail(desc))
+ rdev->stats.rx_crc_errors++;
+ SW_DBG("rx error, recycling skb %u\n", entry);
+ } else {
+ skb_put(skb, pktlen);
+
+ skb->dev = rdev;
+ skb->protocol = eth_type_trans(skb, rdev);
+ skb->ip_summed = CHECKSUM_UNNECESSARY;
+
+ dma_cache_wback_inv((unsigned long)skb->data,
+ skb->len);
+
+#ifdef CONFIG_ADM5120_SWITCH_NAPI
+ netif_receive_skb(skb);
+#else
+ netif_rx(skb);
+#endif
+
+ rdev->last_rx = jiffies;
+ rdev->stats.rx_packets++;
+ rdev->stats.rx_bytes += pktlen;
+
+ rxl_skbuff[entry] = NULL;
+ done++;
+ }
+ } else {
+ SW_DBG("no rx device, recycling skb %u\n", entry);
+ }
+
+ cur_rxl++;
+ if (cur_rxl - dirty_rxl > RX_RING_SIZE / 4)
+ adm5120_switch_rx_refill();
+ }
+
+ adm5120_switch_rx_refill();
+
+ SW_DBG("rx finished, cur_rxl=%u, dirty_rxl=%u, processed %d\n",
+ cur_rxl, dirty_rxl, done);
+
+ return done;
+}
+
+static void adm5120_switch_tx(void)
+{
+ unsigned int entry;
+
+ spin_lock(&tx_lock);
+ entry = dirty_txl % TX_RING_SIZE;
+ while (dirty_txl != cur_txl) {
+ struct dma_desc *desc = &txl_descs[entry];
+ struct sk_buff *skb = txl_skbuff[entry];
+
+ if (desc->buf1 & DESC_OWN)
+ break;
+
+ if (netif_running(skb->dev)) {
+ skb->dev->stats.tx_bytes += skb->len;
+ skb->dev->stats.tx_packets++;
+ }
+
+ dev_kfree_skb_irq(skb);
+ txl_skbuff[entry] = NULL;
+ entry = (++dirty_txl) % TX_RING_SIZE;
+ }
+
+ if ((cur_txl - dirty_txl) < TX_QUEUE_LEN - 4) {
+ int i;
+ for (i = 0; i < SWITCH_NUM_PORTS; i++) {
+ if (!adm5120_devs[i])
+ continue;
+ netif_wake_queue(adm5120_devs[i]);
+ }
+ }
+ spin_unlock(&tx_lock);
+}
+
+#ifdef CONFIG_ADM5120_SWITCH_NAPI
+static int adm5120_if_poll(struct napi_struct *napi, int limit)
+{
+ struct adm5120_if_priv *priv = container_of(napi,
+ struct adm5120_if_priv, napi);
+ struct net_device *dev __maybe_unused = priv->dev;
+ int done;
+ u32 status;
+
+ sw_int_ack(SWITCH_INTS_POLL);
+
+ SW_DBG("%s: processing TX ring\n", dev->name);
+ adm5120_switch_tx();
+
+ SW_DBG("%s: processing RX ring\n", dev->name);
+ done = adm5120_switch_rx(limit);
+
+ status = sw_int_status() & SWITCH_INTS_POLL;
+ if ((done < limit) && (!status)) {
+ SW_DBG("disable polling mode for %s\n", dev->name);
+ napi_complete(napi);
+ sw_int_unmask(SWITCH_INTS_POLL);
+ return 0;
+ }
+
+ SW_DBG("%s still in polling mode, done=%d, status=%x\n",
+ dev->name, done, status);
+ return 1;
+}
+#endif /* CONFIG_ADM5120_SWITCH_NAPI */
+
+
+static irqreturn_t adm5120_switch_irq(int irq, void *dev_id)
+{
+ u32 status;
+
+ status = sw_int_status();
+ status &= SWITCH_INTS_ALL;
+ if (!status)
+ return IRQ_NONE;
+
+#ifdef CONFIG_ADM5120_SWITCH_NAPI
+ sw_int_ack(status & ~SWITCH_INTS_POLL);
+
+ if (status & SWITCH_INTS_POLL) {
+ struct net_device *dev = dev_id;
+ struct adm5120_if_priv *priv = netdev_priv(dev);
+
+ sw_dump_intr_mask("poll ints", status);
+ SW_DBG("enable polling mode for %s\n", dev->name);
+ sw_int_mask(SWITCH_INTS_POLL);
+ napi_schedule(&priv->napi);
+ }
+#else
+ sw_int_ack(status);
+
+ if (status & (SWITCH_INT_RLD | SWITCH_INT_LDF))
+ adm5120_switch_rx(RX_RING_SIZE);
+
+ if (status & SWITCH_INT_SLD)
+ adm5120_switch_tx();
+#endif
+
+ return IRQ_HANDLED;
+}
+
+static void adm5120_set_bw(char *matrix)
+{
+ unsigned long val;
+
+ /* Port 0 to 3 are set using the bandwidth control 0 register */
+ val = matrix[0] + (matrix[1]<<8) + (matrix[2]<<16) + (matrix[3]<<24);
+ sw_write_reg(SWITCH_REG_BW_CNTL0, val);
+
+ /* Port 4 and 5 are set using the bandwidth control 1 register */
+ val = matrix[4];
+ if (matrix[5] == 1)
+ sw_write_reg(SWITCH_REG_BW_CNTL1, val | 0x80000000);
+ else
+ sw_write_reg(SWITCH_REG_BW_CNTL1, val & ~0x8000000);
+
+ SW_DBG("D: ctl0 0x%ux, ctl1 0x%ux\n", sw_read_reg(SWITCH_REG_BW_CNTL0),
+ sw_read_reg(SWITCH_REG_BW_CNTL1));
+}
+
+static void adm5120_switch_tx_ring_reset(struct dma_desc *desc,
+ struct sk_buff **skbl, int num)
+{
+ memset(desc, 0, num * sizeof(*desc));
+ desc[num-1].buf1 |= DESC_EOR;
+ memset(skbl, 0, sizeof(struct skb *) * num);
+
+ cur_txl = 0;
+ dirty_txl = 0;
+}
+
+static void adm5120_switch_rx_ring_reset(struct dma_desc *desc,
+ struct sk_buff **skbl, int num)
+{
+ int i;
+
+ memset(desc, 0, num * sizeof(*desc));
+ for (i = 0; i < num; i++) {
+ skbl[i] = dev_alloc_skb(SKB_ALLOC_LEN);
+ if (!skbl[i]) {
+ i = num;
+ break;
+ }
+ skb_reserve(skbl[i], SKB_RESERVE_LEN);
+ adm5120_rx_dma_update(&desc[i], skbl[i], (num - 1 == i));
+ }
+
+ cur_rxl = 0;
+ dirty_rxl = 0;
+}
+
+static int adm5120_switch_tx_ring_alloc(void)
+{
+ int err;
+
+ txl_descs = dma_alloc_coherent(NULL, TX_DESCS_SIZE, &txl_descs_dma,
+ GFP_ATOMIC);
+ if (!txl_descs) {
+ err = -ENOMEM;
+ goto err;
+ }
+
+ txl_skbuff = kzalloc(TX_SKBS_SIZE, GFP_KERNEL);
+ if (!txl_skbuff) {
+ err = -ENOMEM;
+ goto err;
+ }
+
+ return 0;
+
+err:
+ return err;
+}
+
+static void adm5120_switch_tx_ring_free(void)
+{
+ int i;
+
+ if (txl_skbuff) {
+ for (i = 0; i < TX_RING_SIZE; i++)
+ if (txl_skbuff[i])
+ kfree_skb(txl_skbuff[i]);
+ kfree(txl_skbuff);
+ }
+
+ if (txl_descs)
+ dma_free_coherent(NULL, TX_DESCS_SIZE, txl_descs,
+ txl_descs_dma);
+}
+
+static int adm5120_switch_rx_ring_alloc(void)
+{
+ int err;
+ int i;
+
+ /* init RX ring */
+ rxl_descs = dma_alloc_coherent(NULL, RX_DESCS_SIZE, &rxl_descs_dma,
+ GFP_ATOMIC);
+ if (!rxl_descs) {
+ err = -ENOMEM;
+ goto err;
+ }
+
+ rxl_skbuff = kzalloc(RX_SKBS_SIZE, GFP_KERNEL);
+ if (!rxl_skbuff) {
+ err = -ENOMEM;
+ goto err;
+ }
+
+ for (i = 0; i < RX_RING_SIZE; i++) {
+ struct sk_buff *skb;
+ skb = alloc_skb(SKB_ALLOC_LEN, GFP_ATOMIC);
+ if (!skb) {
+ err = -ENOMEM;
+ goto err;
+ }
+ rxl_skbuff[i] = skb;
+ skb_reserve(skb, SKB_RESERVE_LEN);
+ }
+
+ return 0;
+
+err:
+ return err;
+}
+
+static void adm5120_switch_rx_ring_free(void)
+{
+ int i;
+
+ if (rxl_skbuff) {
+ for (i = 0; i < RX_RING_SIZE; i++)
+ if (rxl_skbuff[i])
+ kfree_skb(rxl_skbuff[i]);
+ kfree(rxl_skbuff);
+ }
+
+ if (rxl_descs)
+ dma_free_coherent(NULL, RX_DESCS_SIZE, rxl_descs,
+ rxl_descs_dma);
+}
+
+static void adm5120_write_mac(struct net_device *dev)
+{
+ struct adm5120_if_priv *priv = netdev_priv(dev);
+ unsigned char *mac = dev->dev_addr;
+ u32 t;
+
+ t = mac[2] | (mac[3] << MAC_WT1_MAC3_SHIFT) |
+ (mac[4] << MAC_WT1_MAC4_SHIFT) | (mac[5] << MAC_WT1_MAC5_SHIFT);
+ sw_write_reg(SWITCH_REG_MAC_WT1, t);
+
+ t = (mac[0] << MAC_WT0_MAC0_SHIFT) | (mac[1] << MAC_WT0_MAC1_SHIFT) |
+ MAC_WT0_MAWC | MAC_WT0_WVE | (priv->vlan_no<<3);
+
+ sw_write_reg(SWITCH_REG_MAC_WT0, t);
+
+ while (!(sw_read_reg(SWITCH_REG_MAC_WT0) & MAC_WT0_MWD))
+ ;
+}
+
+static void adm5120_set_vlan(char *matrix)
+{
+ unsigned long val;
+ int vlan_port, port;
+
+ val = matrix[0] + (matrix[1]<<8) + (matrix[2]<<16) + (matrix[3]<<24);
+ sw_write_reg(SWITCH_REG_VLAN_G1, val);
+ val = matrix[4] + (matrix[5]<<8);
+ sw_write_reg(SWITCH_REG_VLAN_G2, val);
+
+ /* Now set/update the port vs. device lookup table */
+ for (port = 0; port < SWITCH_NUM_PORTS; port++) {
+ for (vlan_port = 0; vlan_port < SWITCH_NUM_PORTS && !(matrix[vlan_port] & (0x00000001 << port)); vlan_port++)
+ ;
+ if (vlan_port < SWITCH_NUM_PORTS)
+ adm5120_port[port] = adm5120_devs[vlan_port];
+ else
+ adm5120_port[port] = NULL;
+ }
+}
+
+static void adm5120_switch_set_vlan_mac(unsigned int vlan, unsigned char *mac)
+{
+ u32 t;
+
+ t = mac[2] | (mac[3] << MAC_WT1_MAC3_SHIFT)
+ | (mac[4] << MAC_WT1_MAC4_SHIFT)
+ | (mac[5] << MAC_WT1_MAC5_SHIFT);
+ sw_write_reg(SWITCH_REG_MAC_WT1, t);
+
+ t = (mac[0] << MAC_WT0_MAC0_SHIFT) | (mac[1] << MAC_WT0_MAC1_SHIFT) |
+ MAC_WT0_MAWC | MAC_WT0_WVE | (vlan << MAC_WT0_WVN_SHIFT) |
+ (MAC_WT0_WAF_STATIC << MAC_WT0_WAF_SHIFT);
+ sw_write_reg(SWITCH_REG_MAC_WT0, t);
+
+ do {
+ t = sw_read_reg(SWITCH_REG_MAC_WT0);
+ } while ((t & MAC_WT0_MWD) == 0);
+}
+
+static void adm5120_switch_set_vlan_ports(unsigned int vlan, u32 ports)
+{
+ unsigned int reg;
+ u32 t;
+
+ if (vlan < 4)
+ reg = SWITCH_REG_VLAN_G1;
+ else {
+ vlan -= 4;
+ reg = SWITCH_REG_VLAN_G2;
+ }
+
+ t = sw_read_reg(reg);
+ t &= ~(0xFF << (vlan*8));
+ t |= (ports << (vlan*8));
+ sw_write_reg(reg, t);
+}
+
+/* ------------------------------------------------------------------------ */
+
+#ifdef CONFIG_ADM5120_SWITCH_NAPI
+static inline void adm5120_if_napi_enable(struct net_device *dev)
+{
+ struct adm5120_if_priv *priv = netdev_priv(dev);
+ napi_enable(&priv->napi);
+}
+
+static inline void adm5120_if_napi_disable(struct net_device *dev)
+{
+ struct adm5120_if_priv *priv = netdev_priv(dev);
+ napi_disable(&priv->napi);
+}
+#else
+static inline void adm5120_if_napi_enable(struct net_device *dev) {}
+static inline void adm5120_if_napi_disable(struct net_device *dev) {}
+#endif /* CONFIG_ADM5120_SWITCH_NAPI */
+
+static int adm5120_if_open(struct net_device *dev)
+{
+ u32 t;
+ int err;
+ int i;
+
+ adm5120_if_napi_enable(dev);
+
+ err = request_irq(dev->irq, adm5120_switch_irq, IRQF_SHARED,
+ dev->name, dev);
+ if (err) {
+ SW_ERR("unable to get irq for %s\n", dev->name);
+ goto err;
+ }
+
+ if (!sw_used++)
+ /* enable interrupts on first open */
+ sw_int_unmask(SWITCH_INTS_USED);
+
+ /* enable (additional) port */
+ t = sw_read_reg(SWITCH_REG_PORT_CONF0);
+ for (i = 0; i < SWITCH_NUM_PORTS; i++) {
+ if (dev == adm5120_devs[i])
+ t &= ~adm5120_eth_vlans[i];
+ }
+ sw_write_reg(SWITCH_REG_PORT_CONF0, t);
+
+ netif_start_queue(dev);
+
+ return 0;
+
+err:
+ adm5120_if_napi_disable(dev);
+ return err;
+}
+
+static int adm5120_if_stop(struct net_device *dev)
+{
+ u32 t;
+ int i;
+
+ netif_stop_queue(dev);
+ adm5120_if_napi_disable(dev);
+
+ /* disable port if not assigned to other devices */
+ t = sw_read_reg(SWITCH_REG_PORT_CONF0);
+ t |= SWITCH_PORTS_NOCPU;
+ for (i = 0; i < SWITCH_NUM_PORTS; i++) {
+ if ((dev != adm5120_devs[i]) && netif_running(adm5120_devs[i]))
+ t &= ~adm5120_eth_vlans[i];
+ }
+ sw_write_reg(SWITCH_REG_PORT_CONF0, t);
+
+ if (!--sw_used)
+ sw_int_mask(SWITCH_INTS_USED);
+
+ free_irq(dev->irq, dev);
+
+ return 0;
+}
+
+static int adm5120_if_hard_start_xmit(struct sk_buff *skb,
+ struct net_device *dev)
+{
+ struct dma_desc *desc;
+ struct adm5120_if_priv *priv = netdev_priv(dev);
+ unsigned int entry;
+ unsigned long data;
+ int i;
+
+ /* lock switch irq */
+ spin_lock_irq(&tx_lock);
+
+ /* calculate the next TX descriptor entry. */
+ entry = cur_txl % TX_RING_SIZE;
+
+ desc = &txl_descs[entry];
+ if (desc->buf1 & DESC_OWN) {
+ /* We want to write a packet but the TX queue is still
+ * occupied by the DMA. We are faster than the DMA... */
+ SW_DBG("%s unable to transmit, packet dopped\n", dev->name);
+ dev_kfree_skb(skb);
+ dev->stats.tx_dropped++;
+ return 0;
+ }
+
+ txl_skbuff[entry] = skb;
+ data = (desc->buf1 & DESC_EOR);
+ data |= DESC_ADDR(skb->data);
+
+ desc->misc =
+ ((skb->len < ETH_ZLEN ? ETH_ZLEN : skb->len) << DESC_PKTLEN_SHIFT) |
+ (0x1 << priv->vlan_no);
+
+ desc->buflen = skb->len < ETH_ZLEN ? ETH_ZLEN : skb->len;
+
+ desc->buf1 = data | DESC_OWN;
+ sw_write_reg(SWITCH_REG_SEND_TRIG, SEND_TRIG_STL);
+
+ cur_txl++;
+ if (cur_txl == dirty_txl + TX_QUEUE_LEN) {
+ for (i = 0; i < SWITCH_NUM_PORTS; i++) {
+ if (!adm5120_devs[i])
+ continue;
+ netif_stop_queue(adm5120_devs[i]);
+ }
+ }
+
+ dev->trans_start = jiffies;
+
+ spin_unlock_irq(&tx_lock);
+
+ return 0;
+}
+
+static void adm5120_if_tx_timeout(struct net_device *dev)
+{
+ SW_INFO("TX timeout on %s\n", dev->name);
+}
+
+static void adm5120_if_set_rx_mode(struct net_device *dev)
+{
+ struct adm5120_if_priv *priv = netdev_priv(dev);
+ u32 ports;
+ u32 t;
+
+ ports = adm5120_eth_vlans[priv->vlan_no] & SWITCH_PORTS_NOCPU;
+
+ t = sw_read_reg(SWITCH_REG_CPUP_CONF);
+ if (dev->flags & IFF_PROMISC)
+ /* enable unknown packets */
+ t &= ~(ports << CPUP_CONF_DUNP_SHIFT);
+ else
+ /* disable unknown packets */
+ t |= (ports << CPUP_CONF_DUNP_SHIFT);
+
+ if (dev->flags & IFF_PROMISC || dev->flags & IFF_ALLMULTI ||
+ netdev_mc_count(dev))
+ /* enable multicast packets */
+ t &= ~(ports << CPUP_CONF_DMCP_SHIFT);
+ else
+ /* disable multicast packets */
+ t |= (ports << CPUP_CONF_DMCP_SHIFT);
+
+ /* If there is any port configured to be in promiscuous mode, then the */
+ /* Bridge Test Mode has to be activated. This will result in */
+ /* transporting also packets learned in another VLAN to be forwarded */
+ /* to the CPU. */
+ /* The difficult scenario is when we want to build a bridge on the CPU.*/
+ /* Assume we have port0 and the CPU port in VLAN0 and port1 and the */
+ /* CPU port in VLAN1. Now we build a bridge on the CPU between */
+ /* VLAN0 and VLAN1. Both ports of the VLANs are set in promisc mode. */
+ /* Now assume a packet with ethernet source address 99 enters port 0 */
+ /* It will be forwarded to the CPU because it is unknown. Then the */
+ /* bridge in the CPU will send it to VLAN1 and it goes out at port 1. */
+ /* When now a packet with ethernet destination address 99 comes in at */
+ /* port 1 in VLAN1, then the switch has learned that this address is */
+ /* located at port 0 in VLAN0. Therefore the switch will drop */
+ /* this packet. In order to avoid this and to send the packet still */
+ /* to the CPU, the Bridge Test Mode has to be activated. */
+
+ /* Check if there is any vlan in promisc mode. */
+ if (~t & (SWITCH_PORTS_NOCPU << CPUP_CONF_DUNP_SHIFT))
+ t |= CPUP_CONF_BTM; /* Enable Bridge Testing Mode */
+ else
+ t &= ~CPUP_CONF_BTM; /* Disable Bridge Testing Mode */
+
+ sw_write_reg(SWITCH_REG_CPUP_CONF, t);
+
+}
+
+static int adm5120_if_set_mac_address(struct net_device *dev, void *p)
+{
+ int ret;
+
+ ret = eth_mac_addr(dev, p);
+ if (ret)
+ return ret;
+
+ adm5120_write_mac(dev);
+ return 0;
+}
+
+static int adm5120_if_do_ioctl(struct net_device *dev, struct ifreq *rq,
+ int cmd)
+{
+ int err;
+ struct adm5120_sw_info info;
+ struct adm5120_if_priv *priv = netdev_priv(dev);
+
+ switch (cmd) {
+ case SIOCGADMINFO:
+ info.magic = 0x5120;
+ info.ports = adm5120_nrdevs;
+ info.vlan = priv->vlan_no;
+ err = copy_to_user(rq->ifr_data, &info, sizeof(info));
+ if (err)
+ return -EFAULT;
+ break;
+ case SIOCSMATRIX:
+ if (!capable(CAP_NET_ADMIN))
+ return -EPERM;
+ err = copy_from_user(adm5120_eth_vlans, rq->ifr_data,
+ sizeof(adm5120_eth_vlans));
+ if (err)
+ return -EFAULT;
+ adm5120_set_vlan(adm5120_eth_vlans);
+ break;
+ case SIOCGMATRIX:
+ err = copy_to_user(rq->ifr_data, adm5120_eth_vlans,
+ sizeof(adm5120_eth_vlans));
+ if (err)
+ return -EFAULT;
+ break;
+ default:
+ return -EOPNOTSUPP;
+ }
+ return 0;
+}
+
+static const struct net_device_ops adm5120sw_netdev_ops = {
+ .ndo_open = adm5120_if_open,
+ .ndo_stop = adm5120_if_stop,
+ .ndo_start_xmit = adm5120_if_hard_start_xmit,
+ .ndo_set_rx_mode = adm5120_if_set_rx_mode,
+ .ndo_do_ioctl = adm5120_if_do_ioctl,
+ .ndo_tx_timeout = adm5120_if_tx_timeout,
+ .ndo_validate_addr = eth_validate_addr,
+ .ndo_change_mtu = eth_change_mtu,
+ .ndo_set_mac_address = adm5120_if_set_mac_address,
+};
+
+static struct net_device *adm5120_if_alloc(void)
+{
+ struct net_device *dev;
+ struct adm5120_if_priv *priv;
+
+ dev = alloc_etherdev(sizeof(*priv));
+ if (!dev)
+ return NULL;
+
+ priv = netdev_priv(dev);
+ priv->dev = dev;
+
+ dev->irq = ADM5120_IRQ_SWITCH;
+ dev->netdev_ops = &adm5120sw_netdev_ops;
+ dev->watchdog_timeo = TX_TIMEOUT;
+
+#ifdef CONFIG_ADM5120_SWITCH_NAPI
+ netif_napi_add(dev, &priv->napi, adm5120_if_poll, 64);
+#endif
+
+ return dev;
+}
+
+/* ------------------------------------------------------------------------ */
+
+static void adm5120_switch_cleanup(void)
+{
+ int i;
+
+ /* disable interrupts */
+ sw_int_mask(SWITCH_INTS_ALL);
+
+ for (i = 0; i < SWITCH_NUM_PORTS; i++) {
+ struct net_device *dev = adm5120_devs[i];
+ if (dev) {
+ unregister_netdev(dev);
+ free_netdev(dev);
+ }
+ }
+
+ adm5120_switch_tx_ring_free();
+ adm5120_switch_rx_ring_free();
+}
+
+static int adm5120_switch_probe(struct platform_device *pdev)
+{
+ u32 t;
+ int i, err;
+
+ adm5120_nrdevs = adm5120_eth_num_ports;
+
+ t = CPUP_CONF_DCPUP | CPUP_CONF_CRCP |
+ SWITCH_PORTS_NOCPU << CPUP_CONF_DUNP_SHIFT |
+ SWITCH_PORTS_NOCPU << CPUP_CONF_DMCP_SHIFT ;
+ sw_write_reg(SWITCH_REG_CPUP_CONF, t);
+
+ t = (SWITCH_PORTS_NOCPU << PORT_CONF0_EMCP_SHIFT) |
+ (SWITCH_PORTS_NOCPU << PORT_CONF0_BP_SHIFT) |
+ (SWITCH_PORTS_NOCPU);
+ sw_write_reg(SWITCH_REG_PORT_CONF0, t);
+
+ /* setup ports to Autoneg/100M/Full duplex/Auto MDIX */
+ t = SWITCH_PORTS_PHY |
+ (SWITCH_PORTS_PHY << PHY_CNTL2_SC_SHIFT) |
+ (SWITCH_PORTS_PHY << PHY_CNTL2_DC_SHIFT) |
+ (SWITCH_PORTS_PHY << PHY_CNTL2_PHYR_SHIFT) |
+ (SWITCH_PORTS_PHY << PHY_CNTL2_AMDIX_SHIFT) |
+ PHY_CNTL2_RMAE;
+ sw_write_reg(SWITCH_REG_PHY_CNTL2, t);
+
+ t = sw_read_reg(SWITCH_REG_PHY_CNTL3);
+ t |= PHY_CNTL3_RNT;
+ sw_write_reg(SWITCH_REG_PHY_CNTL3, t);
+
+ /* Force all the packets from all ports are low priority */
+ sw_write_reg(SWITCH_REG_PRI_CNTL, 0);
+
+ sw_int_mask(SWITCH_INTS_ALL);
+ sw_int_ack(SWITCH_INTS_ALL);
+
+ err = adm5120_switch_rx_ring_alloc();
+ if (err)
+ goto err;
+
+ err = adm5120_switch_tx_ring_alloc();
+ if (err)
+ goto err;
+
+ adm5120_switch_tx_ring_reset(txl_descs, txl_skbuff, TX_RING_SIZE);
+ adm5120_switch_rx_ring_reset(rxl_descs, rxl_skbuff, RX_RING_SIZE);
+
+ sw_write_reg(SWITCH_REG_SHDA, 0);
+ sw_write_reg(SWITCH_REG_SLDA, KSEG1ADDR(txl_descs));
+ sw_write_reg(SWITCH_REG_RHDA, 0);
+ sw_write_reg(SWITCH_REG_RLDA, KSEG1ADDR(rxl_descs));
+
+ for (i = 0; i < SWITCH_NUM_PORTS; i++) {
+ struct net_device *dev;
+ struct adm5120_if_priv *priv;
+
+ dev = adm5120_if_alloc();
+ if (!dev) {
+ err = -ENOMEM;
+ goto err;
+ }
+
+ adm5120_devs[i] = dev;
+ priv = netdev_priv(dev);
+
+ priv->vlan_no = i;
+ priv->port_mask = adm5120_eth_vlans[i];
+
+ memcpy(dev->dev_addr, adm5120_eth_macs[i], 6);
+ adm5120_write_mac(dev);
+
+ err = register_netdev(dev);
+ if (err) {
+ SW_INFO("%s register failed, error=%d\n",
+ dev->name, err);
+ goto err;
+ }
+ }
+
+ /* setup vlan/port mapping after devs are filled up */
+ adm5120_set_vlan(adm5120_eth_vlans);
+
+ /* enable CPU port */
+ t = sw_read_reg(SWITCH_REG_CPUP_CONF);
+ t &= ~CPUP_CONF_DCPUP;
+ sw_write_reg(SWITCH_REG_CPUP_CONF, t);
+
+ return 0;
+
+err:
+ adm5120_switch_cleanup();
+
+ SW_ERR("init failed\n");
+ return err;
+}
+
+static int adm5120_switch_remove(struct platform_device *pdev)
+{
+ adm5120_switch_cleanup();
+ return 0;
+}
+
+static struct platform_driver adm5120_switch_driver = {
+ .probe = adm5120_switch_probe,
+ .remove = adm5120_switch_remove,
+ .driver = {
+ .name = DRV_NAME,
+ },
+};
+
+/* -------------------------------------------------------------------------- */
+
+static int __init adm5120_switch_mod_init(void)
+{
+ int err;
+
+ pr_info(DRV_DESC " version " DRV_VERSION "\n");
+ err = platform_driver_register(&adm5120_switch_driver);
+
+ return err;
+}
+
+static void __exit adm5120_switch_mod_exit(void)
+{
+ platform_driver_unregister(&adm5120_switch_driver);
+}
+
+module_init(adm5120_switch_mod_init);
+module_exit(adm5120_switch_mod_exit);
+
+MODULE_LICENSE("GPL v2");
+MODULE_AUTHOR("Gabor Juhos <juhosg@openwrt.org>");
+MODULE_DESCRIPTION(DRV_DESC);
+MODULE_VERSION(DRV_VERSION);
--- /dev/null
+/*
+ * Defines for ADM5120 built in ethernet switch driver
+ *
+ * Copyright Jeroen Vreeken (pe1rxq@amsat.org), 2005
+ *
+ * Values come from ADM5120 datasheet and original ADMtek 2.4 driver,
+ * Copyright ADMtek Inc.
+ */
+
+#ifndef _INCLUDE_ADM5120SW_H_
+#define _INCLUDE_ADM5120SW_H_
+
+#define SIOCSMATRIX SIOCDEVPRIVATE
+#define SIOCGMATRIX (SIOCDEVPRIVATE + 1)
+#define SIOCGADMINFO (SIOCDEVPRIVATE + 2)
+
+struct adm5120_sw_info {
+ u16 magic;
+ u16 ports;
+ u16 vlan;
+};
+
+#endif /* _INCLUDE_ADM5120SW_H_ */
--- /dev/null
+/*
+ * ADM5120 HCD (Host Controller Driver) for USB
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This file was derived from: drivers/usb/host/ohci-dbg.c
+ * (C) Copyright 1999 Roman Weissgaerber <weissg@vienna.at>
+ * (C) Copyright 2000-2002 David Brownell <dbrownell@users.sourceforge.net>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+/*-------------------------------------------------------------------------*/
+
+static inline char *ed_typestring(int ed_type)
+{
+ switch (ed_type) {
+ case PIPE_CONTROL:
+ return "ctrl";
+ case PIPE_BULK:
+ return "bulk";
+ case PIPE_INTERRUPT:
+ return "intr";
+ case PIPE_ISOCHRONOUS:
+ return "isoc";
+ }
+ return "(bad ed_type)";
+}
+
+static inline char *ed_statestring(int state)
+{
+ switch (state) {
+ case ED_IDLE:
+ return "IDLE";
+ case ED_UNLINK:
+ return "UNLINK";
+ case ED_OPER:
+ return "OPER";
+ }
+ return "?STATE";
+}
+
+static inline char *pipestring(int pipe)
+{
+ return ed_typestring(usb_pipetype(pipe));
+}
+
+static inline char *td_pidstring(u32 info)
+{
+ switch (info & TD_DP) {
+ case TD_DP_SETUP:
+ return "SETUP";
+ case TD_DP_IN:
+ return "IN";
+ case TD_DP_OUT:
+ return "OUT";
+ }
+ return "?PID";
+}
+
+static inline char *td_togglestring(u32 info)
+{
+ switch (info & TD_T) {
+ case TD_T_DATA0:
+ return "DATA0";
+ case TD_T_DATA1:
+ return "DATA1";
+ case TD_T_CARRY:
+ return "CARRY";
+ }
+ return "?TOGGLE";
+}
+
+/*-------------------------------------------------------------------------*/
+
+#ifdef DEBUG
+
+/* debug| print the main components of an URB
+ * small: 0) header + data packets 1) just header
+ */
+static void __attribute__((unused))
+urb_print(struct admhcd *ahcd, struct urb *urb, char *str, int small, int status)
+{
+ unsigned int pipe = urb->pipe;
+
+ if (!urb->dev || !urb->dev->bus) {
+ admhc_dbg(ahcd, "%s URB: no dev", str);
+ return;
+ }
+
+#ifndef ADMHC_VERBOSE_DEBUG
+ if (status != 0)
+#endif
+ admhc_dbg(ahcd, "URB-%s %p dev=%d ep=%d%s-%s flags=%x len=%d/%d "
+ "stat=%d\n",
+ str,
+ urb,
+ usb_pipedevice(pipe),
+ usb_pipeendpoint(pipe),
+ usb_pipeout(pipe) ? "out" : "in",
+ pipestring(pipe),
+ urb->transfer_flags,
+ urb->actual_length,
+ urb->transfer_buffer_length,
+ status);
+
+#ifdef ADMHC_VERBOSE_DEBUG
+ if (!small) {
+ int i, len;
+
+ if (usb_pipecontrol(pipe)) {
+ admhc_dbg(ahcd, "setup(8):");
+ for (i = 0; i < 8 ; i++)
+ printk(KERN_INFO" %02x", ((__u8 *)urb->setup_packet)[i]);
+ printk(KERN_INFO "\n");
+ }
+ if (urb->transfer_buffer_length > 0 && urb->transfer_buffer) {
+ admhc_dbg(ahcd, "data(%d/%d):",
+ urb->actual_length,
+ urb->transfer_buffer_length);
+ len = usb_pipeout(pipe) ?
+ urb->transfer_buffer_length : urb->actual_length;
+ for (i = 0; i < 16 && i < len; i++)
+ printk(KERN_INFO " %02x", ((__u8 *)urb->transfer_buffer)[i]);
+ printk(KERN_INFO "%s stat:%d\n", i < len ? "..." : "", status);
+ }
+ }
+#endif /* ADMHC_VERBOSE_DEBUG */
+}
+
+#define admhc_dbg_sw(ahcd, next, size, format, arg...) \
+ do { \
+ if (next) { \
+ unsigned s_len; \
+ s_len = scnprintf(*next, *size, format, ## arg); \
+ *size -= s_len; *next += s_len; \
+ } else \
+ admhc_dbg(ahcd, format, ## arg); \
+ } while (0);
+
+
+static void admhc_dump_intr_mask(struct admhcd *ahcd, char *label, u32 mask,
+ char **next, unsigned *size)
+{
+ admhc_dbg_sw(ahcd, next, size, "%s 0x%08x%s%s%s%s%s%s%s%s%s%s%s%s\n",
+ label,
+ mask,
+ (mask & ADMHC_INTR_INTA) ? " INTA" : "",
+ (mask & ADMHC_INTR_FATI) ? " FATI" : "",
+ (mask & ADMHC_INTR_SWI) ? " SWI" : "",
+ (mask & ADMHC_INTR_TDC) ? " TDC" : "",
+ (mask & ADMHC_INTR_FNO) ? " FNO" : "",
+ (mask & ADMHC_INTR_SO) ? " SO" : "",
+ (mask & ADMHC_INTR_INSM) ? " INSM" : "",
+ (mask & ADMHC_INTR_BABI) ? " BABI" : "",
+ (mask & ADMHC_INTR_7) ? " !7!" : "",
+ (mask & ADMHC_INTR_6) ? " !6!" : "",
+ (mask & ADMHC_INTR_RESI) ? " RESI" : "",
+ (mask & ADMHC_INTR_SOFI) ? " SOFI" : ""
+ );
+}
+
+static void maybe_print_eds(struct admhcd *ahcd, char *label, u32 value,
+ char **next, unsigned *size)
+{
+ if (value)
+ admhc_dbg_sw(ahcd, next, size, "%s %08x\n", label, value);
+}
+
+static char *buss2string(int state)
+{
+ switch (state) {
+ case ADMHC_BUSS_RESET:
+ return "reset";
+ case ADMHC_BUSS_RESUME:
+ return "resume";
+ case ADMHC_BUSS_OPER:
+ return "operational";
+ case ADMHC_BUSS_SUSPEND:
+ return "suspend";
+ }
+ return "?state";
+}
+
+static void
+admhc_dump_status(struct admhcd *ahcd, char **next, unsigned *size)
+{
+ struct admhcd_regs __iomem *regs = ahcd->regs;
+ u32 temp;
+
+ temp = admhc_readl(ahcd, ®s->gencontrol);
+ admhc_dbg_sw(ahcd, next, size,
+ "gencontrol 0x%08x%s%s%s%s\n",
+ temp,
+ (temp & ADMHC_CTRL_UHFE) ? " UHFE" : "",
+ (temp & ADMHC_CTRL_SIR) ? " SIR" : "",
+ (temp & ADMHC_CTRL_DMAA) ? " DMAA" : "",
+ (temp & ADMHC_CTRL_SR) ? " SR" : ""
+ );
+
+ temp = admhc_readl(ahcd, ®s->host_control);
+ admhc_dbg_sw(ahcd, next, size,
+ "host_control 0x%08x BUSS=%s%s\n",
+ temp,
+ buss2string(temp & ADMHC_HC_BUSS),
+ (temp & ADMHC_HC_DMAE) ? " DMAE" : ""
+ );
+
+ admhc_dump_intr_mask(ahcd, "int_status",
+ admhc_readl(ahcd, ®s->int_status),
+ next, size);
+ admhc_dump_intr_mask(ahcd, "int_enable",
+ admhc_readl(ahcd, ®s->int_enable),
+ next, size);
+
+ maybe_print_eds(ahcd, "hosthead",
+ admhc_readl(ahcd, ®s->hosthead), next, size);
+}
+
+#define dbg_port_sw(hc, num, value, next, size) \
+ admhc_dbg_sw(hc, next, size, \
+ "portstatus [%d] " \
+ "0x%08x%s%s%s%s%s%s%s%s%s%s%s%s\n", \
+ num, temp, \
+ (temp & ADMHC_PS_PRSC) ? " PRSC" : "", \
+ (temp & ADMHC_PS_OCIC) ? " OCIC" : "", \
+ (temp & ADMHC_PS_PSSC) ? " PSSC" : "", \
+ (temp & ADMHC_PS_PESC) ? " PESC" : "", \
+ (temp & ADMHC_PS_CSC) ? " CSC" : "", \
+ \
+ (temp & ADMHC_PS_LSDA) ? " LSDA" : "", \
+ (temp & ADMHC_PS_PPS) ? " PPS" : "", \
+ (temp & ADMHC_PS_PRS) ? " PRS" : "", \
+ (temp & ADMHC_PS_POCI) ? " POCI" : "", \
+ (temp & ADMHC_PS_PSS) ? " PSS" : "", \
+ \
+ (temp & ADMHC_PS_PES) ? " PES" : "", \
+ (temp & ADMHC_PS_CCS) ? " CCS" : "" \
+ );
+
+
+static void
+admhc_dump_roothub(
+ struct admhcd *ahcd,
+ int verbose,
+ char **next,
+ unsigned *size)
+{
+ u32 temp, i;
+
+ temp = admhc_read_rhdesc(ahcd);
+ if (temp == ~(u32)0)
+ return;
+
+ if (verbose) {
+ admhc_dbg_sw(ahcd, next, size,
+ "rhdesc %08x%s%s%s%s%s%s PPCM=%02x%s%s%s%s NUMP=%d(%d)\n",
+ temp,
+ (temp & ADMHC_RH_CRWE) ? " CRWE" : "",
+ (temp & ADMHC_RH_OCIC) ? " OCIC" : "",
+ (temp & ADMHC_RH_LPSC) ? " LPSC" : "",
+ (temp & ADMHC_RH_LPSC) ? " DRWE" : "",
+ (temp & ADMHC_RH_LPSC) ? " OCI" : "",
+ (temp & ADMHC_RH_LPSC) ? " LPS" : "",
+ ((temp & ADMHC_RH_PPCM) >> 16),
+ (temp & ADMHC_RH_NOCP) ? " NOCP" : "",
+ (temp & ADMHC_RH_OCPM) ? " OCPM" : "",
+ (temp & ADMHC_RH_NPS) ? " NPS" : "",
+ (temp & ADMHC_RH_PSM) ? " PSM" : "",
+ (temp & ADMHC_RH_NUMP), ahcd->num_ports
+ );
+ }
+
+ for (i = 0; i < ahcd->num_ports; i++) {
+ temp = admhc_read_portstatus(ahcd, i);
+ dbg_port_sw(ahcd, i, temp, next, size);
+ }
+}
+
+static void admhc_dump(struct admhcd *ahcd, int verbose)
+{
+ admhc_dbg(ahcd, "ADMHC ahcd state\n");
+
+ /* dumps some of the state we know about */
+ admhc_dump_status(ahcd, NULL, NULL);
+ admhc_dbg(ahcd, "current frame #%04x\n",
+ admhc_frame_no(ahcd));
+
+ admhc_dump_roothub(ahcd, verbose, NULL, NULL);
+}
+
+static const char data0[] = "DATA0";
+static const char data1[] = "DATA1";
+
+static void admhc_dump_td(const struct admhcd *ahcd, const char *label,
+ const struct td *td)
+{
+ u32 tmp;
+
+ admhc_dbg(ahcd, "%s td %p; urb %p index %d; hwNextTD %08x\n",
+ label, td,
+ td->urb, td->index,
+ hc32_to_cpup(ahcd, &td->hwNextTD));
+
+ tmp = hc32_to_cpup(ahcd, &td->hwINFO);
+ admhc_dbg(ahcd, " status %08x%s CC=%x EC=%d %s %s ISI=%x FN=%x\n",
+ tmp,
+ (tmp & TD_OWN) ? " OWN" : "",
+ TD_CC_GET(tmp),
+ TD_EC_GET(tmp),
+ td_togglestring(tmp),
+ td_pidstring(tmp),
+ TD_ISI_GET(tmp),
+ TD_FN_GET(tmp));
+
+ tmp = hc32_to_cpup(ahcd, &td->hwCBL);
+ admhc_dbg(ahcd, " dbp %08x; cbl %08x; LEN=%d%s\n",
+ hc32_to_cpup(ahcd, &td->hwDBP),
+ tmp,
+ TD_BL_GET(tmp),
+ (tmp & TD_IE) ? " IE" : "");
+}
+
+/* caller MUST own hcd spinlock if verbose is set! */
+static void __attribute__((unused))
+admhc_dump_ed(const struct admhcd *ahcd, const char *label,
+ const struct ed *ed, int verbose)
+{
+ u32 tmp = hc32_to_cpu(ahcd, ed->hwINFO);
+
+ admhc_dbg(ahcd, "%s ed %p %s type %s; next ed %08x\n",
+ label,
+ ed, ed_statestring(ed->state), ed_typestring(ed->type),
+ hc32_to_cpup(ahcd, &ed->hwNextED));
+
+ admhc_dbg(ahcd, " info %08x MAX=%d%s%s%s%s EP=%d DEV=%d\n", tmp,
+ ED_MPS_GET(tmp),
+ (tmp & ED_ISO) ? " ISO" : "",
+ (tmp & ED_SKIP) ? " SKIP" : "",
+ (tmp & ED_SPEED_FULL) ? " FULL" : " LOW",
+ (tmp & ED_INT) ? " INT" : "",
+ ED_EN_GET(tmp),
+ ED_FA_GET(tmp));
+
+ tmp = hc32_to_cpup(ahcd, &ed->hwHeadP);
+ admhc_dbg(ahcd, " tds: head %08x tail %08x %s%s%s\n",
+ tmp & TD_MASK,
+ hc32_to_cpup(ahcd, &ed->hwTailP),
+ (tmp & ED_C) ? data1 : data0,
+ (tmp & ED_H) ? " HALT" : "",
+ verbose ? " td list follows" : " (not listing)");
+
+ if (verbose) {
+ struct list_head *tmp;
+
+ /* use ed->td_list because HC concurrently modifies
+ * hwNextTD as it accumulates ed_donelist.
+ */
+ list_for_each(tmp, &ed->td_list) {
+ struct td *td;
+ td = list_entry(tmp, struct td, td_list);
+ admhc_dump_td(ahcd, " ->", td);
+ }
+ }
+}
+
+#else /* ifdef DEBUG */
+
+static inline void urb_print(struct admhcd *ahcd, struct urb * urb, char * str,
+ int small, int status) {}
+static inline void admhc_dump_ed(const struct admhcd *ahcd, const char *label,
+ const struct ed *ed, int verbose) {}
+static inline void admhc_dump_td(const struct admhcd *ahcd, const char *label,
+ const struct td *td) {}
+static inline void admhc_dump(struct admhcd *ahcd, int verbose) {}
+
+#undef ADMHC_VERBOSE_DEBUG
+
+#endif /* DEBUG */
+
+/*-------------------------------------------------------------------------*/
+
+#ifdef STUB_DEBUG_FILES
+
+static inline void create_debug_files(struct admhcd *bus) { }
+static inline void remove_debug_files(struct admhcd *bus) { }
+
+#else
+
+static int debug_async_open(struct inode *, struct file *);
+static int debug_periodic_open(struct inode *, struct file *);
+static int debug_registers_open(struct inode *, struct file *);
+static ssize_t debug_output(struct file*, char __user*, size_t, loff_t*);
+static int debug_close(struct inode *, struct file *);
+
+static const struct file_operations debug_async_fops = {
+ .owner = THIS_MODULE,
+ .open = debug_async_open,
+ .read = debug_output,
+ .release = debug_close,
+ .llseek = default_llseek,
+};
+static const struct file_operations debug_periodic_fops = {
+ .owner = THIS_MODULE,
+ .open = debug_periodic_open,
+ .read = debug_output,
+ .release = debug_close,
+ .llseek = default_llseek,
+};
+static const struct file_operations debug_registers_fops = {
+ .owner = THIS_MODULE,
+ .open = debug_registers_open,
+ .read = debug_output,
+ .release = debug_close,
+ .llseek = default_llseek,
+};
+
+static struct dentry *admhc_debug_root;
+
+struct debug_buffer {
+ ssize_t (*fill_func)(struct debug_buffer *); /* fill method */
+ struct admhcd *ahcd;
+ struct mutex mutex; /* protect filling of buffer */
+ size_t count; /* number of characters filled into buffer */
+ char *page;
+};
+
+static ssize_t
+show_list(struct admhcd *ahcd, char *buf, size_t count, struct ed *ed)
+{
+ unsigned temp;
+ unsigned size = count;
+
+ if (!ed)
+ return 0;
+
+ /* dump a snapshot of the bulk or control schedule */
+ while (ed) {
+ u32 info = hc32_to_cpu(ahcd, ed->hwINFO);
+ u32 headp = hc32_to_cpu(ahcd, ed->hwHeadP);
+ u32 tailp = hc32_to_cpu(ahcd, ed->hwTailP);
+ struct list_head *entry;
+ struct td *td;
+
+ temp = scnprintf(buf, size,
+ "ed/%p %s %s %cs dev%d ep%d %s%smax %d %08x%s%s %s"
+ " h:%08x t:%08x",
+ ed,
+ ed_statestring(ed->state),
+ ed_typestring(ed->type),
+ (info & ED_SPEED_FULL) ? 'f' : 'l',
+ info & ED_FA_MASK,
+ (info >> ED_EN_SHIFT) & ED_EN_MASK,
+ (info & ED_INT) ? "INT " : "",
+ (info & ED_ISO) ? "ISO " : "",
+ (info >> ED_MPS_SHIFT) & ED_MPS_MASK ,
+ info,
+ (info & ED_SKIP) ? " S" : "",
+ (headp & ED_H) ? " H" : "",
+ (headp & ED_C) ? data1 : data0,
+ headp & ED_MASK, tailp);
+ size -= temp;
+ buf += temp;
+
+ list_for_each(entry, &ed->td_list) {
+ u32 dbp, cbl;
+
+ td = list_entry(entry, struct td, td_list);
+ info = hc32_to_cpup(ahcd, &td->hwINFO);
+ dbp = hc32_to_cpup(ahcd, &td->hwDBP);
+ cbl = hc32_to_cpup(ahcd, &td->hwCBL);
+
+ temp = scnprintf(buf, size,
+ "\n\ttd/%p %s %d %s%scc=%x urb %p (%08x,%08x)",
+ td,
+ td_pidstring(info),
+ TD_BL_GET(cbl),
+ (info & TD_OWN) ? "" : "DONE ",
+ (cbl & TD_IE) ? "IE " : "",
+ TD_CC_GET(info), td->urb, info, cbl);
+ size -= temp;
+ buf += temp;
+ }
+
+ temp = scnprintf(buf, size, "\n");
+ size -= temp;
+ buf += temp;
+
+ ed = ed->ed_next;
+ }
+
+ return count - size;
+}
+
+static ssize_t fill_async_buffer(struct debug_buffer *buf)
+{
+ struct admhcd *ahcd;
+ size_t temp;
+ unsigned long flags;
+
+ ahcd = buf->ahcd;
+
+ spin_lock_irqsave(&ahcd->lock, flags);
+ temp = show_list(ahcd, buf->page, PAGE_SIZE, ahcd->ed_head);
+ spin_unlock_irqrestore(&ahcd->lock, flags);
+
+ return temp;
+}
+
+
+#define DBG_SCHED_LIMIT 64
+
+static ssize_t fill_periodic_buffer(struct debug_buffer *buf)
+{
+ struct admhcd *ahcd;
+ struct ed **seen, *ed;
+ unsigned long flags;
+ unsigned temp, size, seen_count;
+ char *next;
+ unsigned i;
+
+ seen = kmalloc(DBG_SCHED_LIMIT * sizeof(*seen), GFP_ATOMIC);
+ if (!seen)
+ return 0;
+ seen_count = 0;
+
+ ahcd = buf->ahcd;
+ next = buf->page;
+ size = PAGE_SIZE;
+
+ temp = scnprintf(next, size, "size = %d\n", NUM_INTS);
+ size -= temp;
+ next += temp;
+
+ /* dump a snapshot of the periodic schedule (and load) */
+ spin_lock_irqsave(&ahcd->lock, flags);
+ for (i = 0; i < NUM_INTS; i++) {
+ ed = ahcd->periodic[i];
+ if (!ed)
+ continue;
+
+ temp = scnprintf(next, size, "%2d [%3d]:", i, ahcd->load[i]);
+ size -= temp;
+ next += temp;
+
+ do {
+ temp = scnprintf(next, size, " ed%d/%p",
+ ed->interval, ed);
+ size -= temp;
+ next += temp;
+ for (temp = 0; temp < seen_count; temp++) {
+ if (seen[temp] == ed)
+ break;
+ }
+
+ /* show more info the first time around */
+ if (temp == seen_count) {
+ u32 info = hc32_to_cpu(ahcd, ed->hwINFO);
+ struct list_head *entry;
+ unsigned qlen = 0;
+
+ /* qlen measured here in TDs, not urbs */
+ list_for_each(entry, &ed->td_list)
+ qlen++;
+ temp = scnprintf(next, size,
+ " (%cs dev%d ep%d%s qlen %u"
+ " max %d %08x%s%s)",
+ (info & ED_SPEED_FULL) ? 'f' : 'l',
+ ED_FA_GET(info),
+ ED_EN_GET(info),
+ (info & ED_ISO) ? "iso" : "int",
+ qlen,
+ ED_MPS_GET(info),
+ info,
+ (info & ED_SKIP) ? " K" : "",
+ (ed->hwHeadP &
+ cpu_to_hc32(ahcd, ED_H)) ?
+ " H" : "");
+ size -= temp;
+ next += temp;
+
+ if (seen_count < DBG_SCHED_LIMIT)
+ seen[seen_count++] = ed;
+
+ ed = ed->ed_next;
+
+ } else {
+ /* we've seen it and what's after */
+ temp = 0;
+ ed = NULL;
+ }
+
+ } while (ed);
+
+ temp = scnprintf(next, size, "\n");
+ size -= temp;
+ next += temp;
+ }
+ spin_unlock_irqrestore(&ahcd->lock, flags);
+ kfree(seen);
+
+ return PAGE_SIZE - size;
+}
+
+
+#undef DBG_SCHED_LIMIT
+
+static ssize_t fill_registers_buffer(struct debug_buffer *buf)
+{
+ struct usb_hcd *hcd;
+ struct admhcd *ahcd;
+ struct admhcd_regs __iomem *regs;
+ unsigned long flags;
+ unsigned temp, size;
+ char *next;
+ u32 rdata;
+
+ ahcd = buf->ahcd;
+ hcd = admhc_to_hcd(ahcd);
+ regs = ahcd->regs;
+ next = buf->page;
+ size = PAGE_SIZE;
+
+ spin_lock_irqsave(&ahcd->lock, flags);
+
+ /* dump driver info, then registers in spec order */
+
+ admhc_dbg_sw(ahcd, &next, &size,
+ "bus %s, device %s\n"
+ "%s\n"
+ "%s\n",
+ hcd->self.controller->bus->name,
+ dev_name(hcd->self.controller),
+ hcd->product_desc,
+ hcd_name);
+
+ if (!HCD_HW_ACCESSIBLE(hcd)) {
+ size -= scnprintf(next, size,
+ "SUSPENDED (no register access)\n");
+ goto done;
+ }
+
+ admhc_dump_status(ahcd, &next, &size);
+
+ /* other registers mostly affect frame timings */
+ rdata = admhc_readl(ahcd, ®s->fminterval);
+ temp = scnprintf(next, size,
+ "fmintvl 0x%08x %sFSLDP=0x%04x FI=0x%04x\n",
+ rdata, (rdata & ADMHC_SFI_FIT) ? "FIT " : "",
+ (rdata >> ADMHC_SFI_FSLDP_SHIFT) & ADMHC_SFI_FSLDP_MASK,
+ rdata & ADMHC_SFI_FI_MASK);
+ size -= temp;
+ next += temp;
+
+ rdata = admhc_readl(ahcd, ®s->fmnumber);
+ temp = scnprintf(next, size, "fmnumber 0x%08x %sFR=0x%04x FN=%04x\n",
+ rdata, (rdata & ADMHC_SFN_FRT) ? "FRT " : "",
+ (rdata >> ADMHC_SFN_FR_SHIFT) & ADMHC_SFN_FR_MASK,
+ rdata & ADMHC_SFN_FN_MASK);
+ size -= temp;
+ next += temp;
+
+ /* TODO: use predefined bitmask */
+ rdata = admhc_readl(ahcd, ®s->lsthresh);
+ temp = scnprintf(next, size, "lsthresh 0x%04x\n",
+ rdata & 0x3fff);
+ size -= temp;
+ next += temp;
+
+ temp = scnprintf(next, size, "hub poll timer: %s\n",
+ admhcd_to_hcd(ahcd)->poll_rh ? "ON" : "OFF");
+ size -= temp;
+ next += temp;
+
+ /* roothub */
+ admhc_dump_roothub(ahcd, 1, &next, &size);
+
+done:
+ spin_unlock_irqrestore(&ahcd->lock, flags);
+ return PAGE_SIZE - size;
+}
+
+
+static struct debug_buffer *alloc_buffer(struct admhcd *ahcd,
+ ssize_t (*fill_func)(struct debug_buffer *))
+{
+ struct debug_buffer *buf;
+
+ buf = kzalloc(sizeof(struct debug_buffer), GFP_KERNEL);
+
+ if (buf) {
+ buf->ahcd = ahcd;
+ buf->fill_func = fill_func;
+ mutex_init(&buf->mutex);
+ }
+
+ return buf;
+}
+
+static int fill_buffer(struct debug_buffer *buf)
+{
+ int ret = 0;
+
+ if (!buf->page)
+ buf->page = (char *)get_zeroed_page(GFP_KERNEL);
+
+ if (!buf->page) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ ret = buf->fill_func(buf);
+
+ if (ret >= 0) {
+ buf->count = ret;
+ ret = 0;
+ }
+
+out:
+ return ret;
+}
+
+static ssize_t debug_output(struct file *file, char __user *user_buf,
+ size_t len, loff_t *offset)
+{
+ struct debug_buffer *buf = file->private_data;
+ int ret = 0;
+
+ mutex_lock(&buf->mutex);
+ if (buf->count == 0) {
+ ret = fill_buffer(buf);
+ if (ret != 0) {
+ mutex_unlock(&buf->mutex);
+ goto out;
+ }
+ }
+ mutex_unlock(&buf->mutex);
+
+ ret = simple_read_from_buffer(user_buf, len, offset,
+ buf->page, buf->count);
+
+out:
+ return ret;
+}
+
+static int debug_close(struct inode *inode, struct file *file)
+{
+ struct debug_buffer *buf = file->private_data;
+
+ if (buf) {
+ if (buf->page)
+ free_page((unsigned long)buf->page);
+ kfree(buf);
+ }
+
+ return 0;
+}
+
+static int debug_async_open(struct inode *inode, struct file *file)
+{
+ file->private_data = alloc_buffer(inode->i_private, fill_async_buffer);
+
+ return file->private_data ? 0 : -ENOMEM;
+}
+
+static int debug_periodic_open(struct inode *inode, struct file *file)
+{
+ file->private_data = alloc_buffer(inode->i_private,
+ fill_periodic_buffer);
+
+ return file->private_data ? 0 : -ENOMEM;
+}
+
+static int debug_registers_open(struct inode *inode, struct file *file)
+{
+ file->private_data = alloc_buffer(inode->i_private,
+ fill_registers_buffer);
+
+ return file->private_data ? 0 : -ENOMEM;
+}
+
+static inline void create_debug_files(struct admhcd *ahcd)
+{
+ struct usb_bus *bus = &admhcd_to_hcd(ahcd)->self;
+
+ ahcd->debug_dir = debugfs_create_dir(bus->bus_name, admhc_debug_root);
+ if (!ahcd->debug_dir)
+ goto dir_error;
+
+ ahcd->debug_async = debugfs_create_file("async", S_IRUGO,
+ ahcd->debug_dir, ahcd,
+ &debug_async_fops);
+ if (!ahcd->debug_async)
+ goto async_error;
+
+ ahcd->debug_periodic = debugfs_create_file("periodic", S_IRUGO,
+ ahcd->debug_dir, ahcd,
+ &debug_periodic_fops);
+ if (!ahcd->debug_periodic)
+ goto periodic_error;
+
+ ahcd->debug_registers = debugfs_create_file("registers", S_IRUGO,
+ ahcd->debug_dir, ahcd,
+ &debug_registers_fops);
+ if (!ahcd->debug_registers)
+ goto registers_error;
+
+ admhc_dbg(ahcd, "created debug files\n");
+ return;
+
+registers_error:
+ debugfs_remove(ahcd->debug_periodic);
+periodic_error:
+ debugfs_remove(ahcd->debug_async);
+async_error:
+ debugfs_remove(ahcd->debug_dir);
+dir_error:
+ ahcd->debug_periodic = NULL;
+ ahcd->debug_async = NULL;
+ ahcd->debug_dir = NULL;
+}
+
+static inline void remove_debug_files(struct admhcd *ahcd)
+{
+ debugfs_remove(ahcd->debug_registers);
+ debugfs_remove(ahcd->debug_periodic);
+ debugfs_remove(ahcd->debug_async);
+ debugfs_remove(ahcd->debug_dir);
+}
+
+#endif
+
+/*-------------------------------------------------------------------------*/
--- /dev/null
+/*
+ * ADM5120 HCD (Host Controller Driver) for USB
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This file was derived from: drivers/usb/host/ohci-au1xxx.c
+ * (C) Copyright 1999 Roman Weissgaerber <weissg@vienna.at>
+ * (C) Copyright 2000-2002 David Brownell <dbrownell@users.sourceforge.net>
+ * (C) Copyright 2002 Hewlett-Packard Company
+ *
+ * Written by Christopher Hoover <ch@hpl.hp.com>
+ * Based on fragments of previous driver by Russell King et al.
+ *
+ * Modified for LH7A404 from ahcd-sa1111.c
+ * by Durgesh Pattamatta <pattamattad@sharpsec.com>
+ * Modified for AMD Alchemy Au1xxx
+ * by Matt Porter <mporter@kernel.crashing.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#include <linux/platform_device.h>
+#include <linux/signal.h>
+
+#include <asm/bootinfo.h>
+#include <asm/mach-adm5120/adm5120_defs.h>
+
+#ifdef DEBUG
+#define HCD_DBG(f, a...) printk(KERN_DEBUG "%s: " f, hcd_name, ## a)
+#else
+#define HCD_DBG(f, a...) do {} while (0)
+#endif
+#define HCD_ERR(f, a...) printk(KERN_ERR "%s: " f, hcd_name, ## a)
+#define HCD_INFO(f, a...) printk(KERN_INFO "%s: " f, hcd_name, ## a)
+
+/*-------------------------------------------------------------------------*/
+
+static int admhc_adm5120_probe(const struct hc_driver *driver,
+ struct platform_device *dev)
+{
+ int retval;
+ struct usb_hcd *hcd;
+ int irq;
+ struct resource *regs;
+
+ /* sanity checks */
+ regs = platform_get_resource(dev, IORESOURCE_MEM, 0);
+ if (!regs) {
+ HCD_DBG("no IOMEM resource found\n");
+ return -ENODEV;
+ }
+
+ irq = platform_get_irq(dev, 0);
+ if (irq < 0) {
+ HCD_DBG("no IRQ resource found\n");
+ return -ENODEV;
+ }
+
+ hcd = usb_create_hcd(driver, &dev->dev, "ADM5120");
+ if (!hcd)
+ return -ENOMEM;
+
+ hcd->rsrc_start = regs->start;
+ hcd->rsrc_len = regs->end - regs->start + 1;
+
+ if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, hcd_name)) {
+ HCD_DBG("request_mem_region failed\n");
+ retval = -EBUSY;
+ goto err_dev;
+ }
+
+ hcd->regs = ioremap(hcd->rsrc_start, hcd->rsrc_len);
+ if (!hcd->regs) {
+ HCD_DBG("ioremap failed\n");
+ retval = -ENOMEM;
+ goto err_mem;
+ }
+
+ admhc_hcd_init(hcd_to_admhcd(hcd));
+
+ retval = usb_add_hcd(hcd, irq, 0);
+ if (retval)
+ goto err_io;
+
+ return 0;
+
+err_io:
+ iounmap(hcd->regs);
+err_mem:
+ release_mem_region(hcd->rsrc_start, hcd->rsrc_len);
+err_dev:
+ usb_put_hcd(hcd);
+ return retval;
+}
+
+
+/* may be called without controller electrically present */
+/* may be called with controller, bus, and devices active */
+
+static void admhc_adm5120_remove(struct usb_hcd *hcd,
+ struct platform_device *dev)
+{
+ usb_remove_hcd(hcd);
+ iounmap(hcd->regs);
+ release_mem_region(hcd->rsrc_start, hcd->rsrc_len);
+ usb_put_hcd(hcd);
+}
+
+static int admhc_adm5120_start(struct usb_hcd *hcd)
+{
+ struct admhcd *ahcd = hcd_to_admhcd(hcd);
+ int ret;
+
+ ret = admhc_init(ahcd);
+ if (ret < 0) {
+ HCD_ERR("unable to init %s\n", hcd->self.bus_name);
+ goto err;
+ }
+
+ ret = admhc_run(ahcd);
+ if (ret < 0) {
+ HCD_ERR("unable to run %s\n", hcd->self.bus_name);
+ goto err_stop;
+ }
+
+ return 0;
+
+err_stop:
+ admhc_stop(hcd);
+err:
+ return ret;
+}
+
+static const struct hc_driver adm5120_hc_driver = {
+ .description = hcd_name,
+ .product_desc = "ADM5120 built-in USB 1.1 Host Controller",
+ .hcd_priv_size = sizeof(struct admhcd),
+
+ /*
+ * generic hardware linkage
+ */
+ .irq = admhc_irq,
+ .flags = HCD_USB11 | HCD_MEMORY,
+
+ /*
+ * basic lifecycle operations
+ */
+ .start = admhc_adm5120_start,
+ .stop = admhc_stop,
+ .shutdown = admhc_shutdown,
+
+ /*
+ * managing i/o requests and associated device resources
+ */
+ .urb_enqueue = admhc_urb_enqueue,
+ .urb_dequeue = admhc_urb_dequeue,
+ .endpoint_disable = admhc_endpoint_disable,
+
+ /*
+ * scheduling support
+ */
+ .get_frame_number = admhc_get_frame_number,
+
+ /*
+ * root hub support
+ */
+ .hub_status_data = admhc_hub_status_data,
+ .hub_control = admhc_hub_control,
+#ifdef CONFIG_PM
+ .bus_suspend = admhc_bus_suspend,
+ .bus_resume = admhc_bus_resume,
+#endif
+ .start_port_reset = admhc_start_port_reset,
+};
+
+static int usb_hcd_adm5120_probe(struct platform_device *pdev)
+{
+ int ret;
+
+ ret = admhc_adm5120_probe(&adm5120_hc_driver, pdev);
+
+ return ret;
+}
+
+static int usb_hcd_adm5120_remove(struct platform_device *pdev)
+{
+ struct usb_hcd *hcd = platform_get_drvdata(pdev);
+
+ admhc_adm5120_remove(hcd, pdev);
+
+ return 0;
+}
+
+#ifdef CONFIG_PM
+/* TODO */
+static int usb_hcd_adm5120_suspend(struct platform_device *dev)
+{
+ struct usb_hcd *hcd = platform_get_drvdata(dev);
+
+ return 0;
+}
+
+static int usb_hcd_adm5120_resume(struct platform_device *dev)
+{
+ struct usb_hcd *hcd = platform_get_drvdata(dev);
+
+ return 0;
+}
+#else
+#define usb_hcd_adm5120_suspend NULL
+#define usb_hcd_adm5120_resume NULL
+#endif /* CONFIG_PM */
+
+static struct platform_driver usb_hcd_adm5120_driver = {
+ .probe = usb_hcd_adm5120_probe,
+ .remove = usb_hcd_adm5120_remove,
+ .shutdown = usb_hcd_platform_shutdown,
+ .suspend = usb_hcd_adm5120_suspend,
+ .resume = usb_hcd_adm5120_resume,
+ .driver = {
+ .name = "adm5120-hcd",
+ .owner = THIS_MODULE,
+ },
+};
+
--- /dev/null
+/*
+ * ADM5120 HCD (Host Controller Driver) for USB
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This file was derived from: drivers/usb/host/ohci-hcd.c
+ * (C) Copyright 1999 Roman Weissgaerber <weissg@vienna.at>
+ * (C) Copyright 2000-2004 David Brownell <dbrownell@users.sourceforge.net>
+ *
+ * [ Initialisation is based on Linus' ]
+ * [ uhci code and gregs ahcd fragments ]
+ * [ (C) Copyright 1999 Linus Torvalds ]
+ * [ (C) Copyright 1999 Gregory P. Smith]
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#include <linux/module.h>
+#include <linux/moduleparam.h>
+#include <linux/pci.h>
+#include <linux/kernel.h>
+#include <linux/delay.h>
+#include <linux/ioport.h>
+#include <linux/sched.h>
+#include <linux/slab.h>
+#include <linux/errno.h>
+#include <linux/init.h>
+#include <linux/timer.h>
+#include <linux/list.h>
+#include <linux/usb.h>
+#include <linux/usb/otg.h>
+#include <linux/usb/hcd.h>
+#include <linux/dma-mapping.h>
+#include <linux/dmapool.h>
+#include <linux/debugfs.h>
+#include <linux/io.h>
+
+#include <asm/irq.h>
+#include <asm/unaligned.h>
+#include <asm/byteorder.h>
+
+#define DRIVER_VERSION "0.27.0"
+#define DRIVER_AUTHOR "Gabor Juhos <juhosg@openwrt.org>"
+#define DRIVER_DESC "ADMtek USB 1.1 Host Controller Driver"
+
+/*-------------------------------------------------------------------------*/
+
+#undef ADMHC_VERBOSE_DEBUG /* not always helpful */
+
+/* For initializing controller (mask in an HCFS mode too) */
+#define OHCI_CONTROL_INIT OHCI_CTRL_CBSR
+
+#define ADMHC_INTR_INIT \
+ (ADMHC_INTR_MIE | ADMHC_INTR_INSM | ADMHC_INTR_FATI \
+ | ADMHC_INTR_RESI | ADMHC_INTR_TDC | ADMHC_INTR_BABI)
+
+/*-------------------------------------------------------------------------*/
+
+static const char hcd_name[] = "admhc-hcd";
+
+#define STATECHANGE_DELAY msecs_to_jiffies(300)
+
+#include "adm5120.h"
+
+static void admhc_dump(struct admhcd *ahcd, int verbose);
+static int admhc_init(struct admhcd *ahcd);
+static void admhc_stop(struct usb_hcd *hcd);
+
+#include "adm5120-dbg.c"
+#include "adm5120-mem.c"
+#include "adm5120-pm.c"
+#include "adm5120-hub.c"
+#include "adm5120-q.c"
+
+/*-------------------------------------------------------------------------*/
+
+/*
+ * queue up an urb for anything except the root hub
+ */
+static int admhc_urb_enqueue(struct usb_hcd *hcd, struct urb *urb,
+ gfp_t mem_flags)
+{
+ struct admhcd *ahcd = hcd_to_admhcd(hcd);
+ struct ed *ed;
+ struct urb_priv *urb_priv;
+ unsigned int pipe = urb->pipe;
+ int td_cnt = 0;
+ unsigned long flags;
+ int ret = 0;
+
+#ifdef ADMHC_VERBOSE_DEBUG
+ spin_lock_irqsave(&ahcd->lock, flags);
+ urb_print(ahcd, urb, "ENQEUE", usb_pipein(pipe), -EINPROGRESS);
+ spin_unlock_irqrestore(&ahcd->lock, flags);
+#endif
+
+ /* every endpoint has an ed, locate and maybe (re)initialize it */
+ ed = ed_get(ahcd, urb->ep, urb->dev, pipe, urb->interval);
+ if (!ed)
+ return -ENOMEM;
+
+ /* for the private part of the URB we need the number of TDs */
+ switch (ed->type) {
+ case PIPE_CONTROL:
+ if (urb->transfer_buffer_length > TD_DATALEN_MAX)
+ /* td_submit_urb() doesn't yet handle these */
+ return -EMSGSIZE;
+
+ /* 1 TD for setup, 1 for ACK, plus ... */
+ td_cnt = 2;
+ /* FALLTHROUGH */
+ case PIPE_BULK:
+ /* one TD for every 4096 Bytes (can be up to 8K) */
+ td_cnt += urb->transfer_buffer_length / TD_DATALEN_MAX;
+ /* ... and for any remaining bytes ... */
+ if ((urb->transfer_buffer_length % TD_DATALEN_MAX) != 0)
+ td_cnt++;
+ /* ... and maybe a zero length packet to wrap it up */
+ if (td_cnt == 0)
+ td_cnt++;
+ else if ((urb->transfer_flags & URB_ZERO_PACKET) != 0
+ && (urb->transfer_buffer_length
+ % usb_maxpacket(urb->dev, pipe,
+ usb_pipeout(pipe))) == 0)
+ td_cnt++;
+ break;
+ case PIPE_INTERRUPT:
+ /*
+ * for Interrupt IN/OUT transactions, each ED contains
+ * only 1 TD.
+ * TODO: check transfer_buffer_length?
+ */
+ td_cnt = 1;
+ break;
+ case PIPE_ISOCHRONOUS:
+ /* number of packets from URB */
+ td_cnt = urb->number_of_packets;
+ break;
+ }
+
+ urb_priv = urb_priv_alloc(ahcd, td_cnt, mem_flags);
+ if (!urb_priv)
+ return -ENOMEM;
+
+ urb_priv->ed = ed;
+
+ spin_lock_irqsave(&ahcd->lock, flags);
+ /* don't submit to a dead HC */
+ if (!HCD_HW_ACCESSIBLE(hcd)) {
+ ret = -ENODEV;
+ goto fail;
+ }
+ if (!HC_IS_RUNNING(hcd->state)) {
+ ret = -ENODEV;
+ goto fail;
+ }
+
+ ret = usb_hcd_link_urb_to_ep(hcd, urb);
+ if (ret)
+ goto fail;
+
+ /* schedule the ed if needed */
+ if (ed->state == ED_IDLE) {
+ ret = ed_schedule(ahcd, ed);
+ if (ret < 0) {
+ usb_hcd_unlink_urb_from_ep(hcd, urb);
+ goto fail;
+ }
+ if (ed->type == PIPE_ISOCHRONOUS) {
+ u16 frame = admhc_frame_no(ahcd);
+
+ /* delay a few frames before the first TD */
+ frame += max_t (u16, 8, ed->interval);
+ frame &= ~(ed->interval - 1);
+ frame |= ed->branch;
+ urb->start_frame = frame;
+
+ /* yes, only URB_ISO_ASAP is supported, and
+ * urb->start_frame is never used as input.
+ */
+ }
+ } else if (ed->type == PIPE_ISOCHRONOUS)
+ urb->start_frame = ed->last_iso + ed->interval;
+
+ /* fill the TDs and link them to the ed; and
+ * enable that part of the schedule, if needed
+ * and update count of queued periodic urbs
+ */
+ urb->hcpriv = urb_priv;
+ td_submit_urb(ahcd, urb);
+
+#ifdef ADMHC_VERBOSE_DEBUG
+ admhc_dump_ed(ahcd, "admhc_urb_enqueue", urb_priv->ed, 1);
+#endif
+
+fail:
+ if (ret)
+ urb_priv_free(ahcd, urb_priv);
+
+ spin_unlock_irqrestore(&ahcd->lock, flags);
+ return ret;
+}
+
+/*
+ * decouple the URB from the HC queues (TDs, urb_priv);
+ * reporting is always done
+ * asynchronously, and we might be dealing with an urb that's
+ * partially transferred, or an ED with other urbs being unlinked.
+ */
+static int admhc_urb_dequeue(struct usb_hcd *hcd, struct urb *urb,
+ int status)
+{
+ struct admhcd *ahcd = hcd_to_admhcd(hcd);
+ unsigned long flags;
+ int ret;
+
+ spin_lock_irqsave(&ahcd->lock, flags);
+
+#ifdef ADMHC_VERBOSE_DEBUG
+ urb_print(ahcd, urb, "DEQUEUE", 1, status);
+#endif
+ ret = usb_hcd_check_unlink_urb(hcd, urb, status);
+ if (ret) {
+ /* Do nothing */
+ ;
+ } else if (HC_IS_RUNNING(hcd->state)) {
+ struct urb_priv *urb_priv;
+
+ /* Unless an IRQ completed the unlink while it was being
+ * handed to us, flag it for unlink and giveback, and force
+ * some upcoming INTR_SF to call finish_unlinks()
+ */
+ urb_priv = urb->hcpriv;
+ if (urb_priv) {
+ if (urb_priv->ed->state == ED_OPER)
+ start_ed_unlink(ahcd, urb_priv->ed);
+ }
+ } else {
+ /*
+ * with HC dead, we won't respect hc queue pointers
+ * any more ... just clean up every urb's memory.
+ */
+ if (urb->hcpriv)
+ finish_urb(ahcd, urb, status);
+ }
+ spin_unlock_irqrestore(&ahcd->lock, flags);
+
+ return ret;
+}
+
+/*-------------------------------------------------------------------------*/
+
+/* frees config/altsetting state for endpoints,
+ * including ED memory, dummy TD, and bulk/intr data toggle
+ */
+
+static void admhc_endpoint_disable(struct usb_hcd *hcd,
+ struct usb_host_endpoint *ep)
+{
+ struct admhcd *ahcd = hcd_to_admhcd(hcd);
+ unsigned long flags;
+ struct ed *ed = ep->hcpriv;
+ unsigned limit = 1000;
+
+ /* ASSERT: any requests/urbs are being unlinked */
+ /* ASSERT: nobody can be submitting urbs for this any more */
+
+ if (!ed)
+ return;
+
+#ifdef ADMHC_VERBOSE_DEBUG
+ spin_lock_irqsave(&ahcd->lock, flags);
+ admhc_dump_ed(ahcd, "EP-DISABLE", ed, 1);
+ spin_unlock_irqrestore(&ahcd->lock, flags);
+#endif
+
+rescan:
+ spin_lock_irqsave(&ahcd->lock, flags);
+
+ if (!HC_IS_RUNNING(hcd->state)) {
+sanitize:
+ ed->state = ED_IDLE;
+ finish_unlinks(ahcd, 0);
+ }
+
+ switch (ed->state) {
+ case ED_UNLINK: /* wait for hw to finish? */
+ /* major IRQ delivery trouble loses INTR_SOFI too... */
+ if (limit-- == 0) {
+ admhc_warn(ahcd, "IRQ INTR_SOFI lossage\n");
+ goto sanitize;
+ }
+ spin_unlock_irqrestore(&ahcd->lock, flags);
+ schedule_timeout_uninterruptible(1);
+ goto rescan;
+ case ED_IDLE: /* fully unlinked */
+ if (list_empty(&ed->td_list)) {
+ td_free(ahcd, ed->dummy);
+ ed_free(ahcd, ed);
+ break;
+ }
+ /* else FALL THROUGH */
+ default:
+ /* caller was supposed to have unlinked any requests;
+ * that's not our job. can't recover; must leak ed.
+ */
+ admhc_err(ahcd, "leak ed %p (#%02x) state %d%s\n",
+ ed, ep->desc.bEndpointAddress, ed->state,
+ list_empty(&ed->td_list) ? "" : " (has tds)");
+ td_free(ahcd, ed->dummy);
+ break;
+ }
+
+ ep->hcpriv = NULL;
+
+ spin_unlock_irqrestore(&ahcd->lock, flags);
+}
+
+static int admhc_get_frame_number(struct usb_hcd *hcd)
+{
+ struct admhcd *ahcd = hcd_to_admhcd(hcd);
+
+ return admhc_frame_no(ahcd);
+}
+
+static void admhc_usb_reset(struct admhcd *ahcd)
+{
+#if 0
+ ahcd->hc_control = admhc_readl(ahcd, &ahcd->regs->control);
+ ahcd->hc_control &= OHCI_CTRL_RWC;
+ admhc_writel(ahcd, ahcd->hc_control, &ahcd->regs->control);
+#else
+ /* FIXME */
+ ahcd->host_control = ADMHC_BUSS_RESET;
+ admhc_writel(ahcd, ahcd->host_control, &ahcd->regs->host_control);
+#endif
+}
+
+/* admhc_shutdown forcibly disables IRQs and DMA, helping kexec and
+ * other cases where the next software may expect clean state from the
+ * "firmware". this is bus-neutral, unlike shutdown() methods.
+ */
+static void
+admhc_shutdown(struct usb_hcd *hcd)
+{
+ struct admhcd *ahcd;
+
+ ahcd = hcd_to_admhcd(hcd);
+ admhc_intr_disable(ahcd, ADMHC_INTR_MIE);
+ admhc_dma_disable(ahcd);
+ admhc_usb_reset(ahcd);
+ /* flush the writes */
+ admhc_writel_flush(ahcd);
+}
+
+/*-------------------------------------------------------------------------*
+ * HC functions
+ *-------------------------------------------------------------------------*/
+
+static void admhc_eds_cleanup(struct admhcd *ahcd)
+{
+ if (ahcd->ed_tails[PIPE_INTERRUPT]) {
+ ed_free(ahcd, ahcd->ed_tails[PIPE_INTERRUPT]);
+ ahcd->ed_tails[PIPE_INTERRUPT] = NULL;
+ }
+
+ if (ahcd->ed_tails[PIPE_ISOCHRONOUS]) {
+ ed_free(ahcd, ahcd->ed_tails[PIPE_ISOCHRONOUS]);
+ ahcd->ed_tails[PIPE_ISOCHRONOUS] = NULL;
+ }
+
+ if (ahcd->ed_tails[PIPE_CONTROL]) {
+ ed_free(ahcd, ahcd->ed_tails[PIPE_CONTROL]);
+ ahcd->ed_tails[PIPE_CONTROL] = NULL;
+ }
+
+ if (ahcd->ed_tails[PIPE_BULK]) {
+ ed_free(ahcd, ahcd->ed_tails[PIPE_BULK]);
+ ahcd->ed_tails[PIPE_BULK] = NULL;
+ }
+
+ ahcd->ed_head = NULL;
+}
+
+#define ED_DUMMY_INFO (ED_SPEED_FULL | ED_SKIP)
+
+static int admhc_eds_init(struct admhcd *ahcd)
+{
+ struct ed *ed;
+
+ ed = ed_create(ahcd, PIPE_INTERRUPT, ED_DUMMY_INFO);
+ if (!ed)
+ goto err;
+
+ ahcd->ed_tails[PIPE_INTERRUPT] = ed;
+
+ ed = ed_create(ahcd, PIPE_ISOCHRONOUS, ED_DUMMY_INFO);
+ if (!ed)
+ goto err;
+
+ ahcd->ed_tails[PIPE_ISOCHRONOUS] = ed;
+ ed->ed_prev = ahcd->ed_tails[PIPE_INTERRUPT];
+ ahcd->ed_tails[PIPE_INTERRUPT]->ed_next = ed;
+ ahcd->ed_tails[PIPE_INTERRUPT]->hwNextED = cpu_to_hc32(ahcd, ed->dma);
+
+ ed = ed_create(ahcd, PIPE_CONTROL, ED_DUMMY_INFO);
+ if (!ed)
+ goto err;
+
+ ahcd->ed_tails[PIPE_CONTROL] = ed;
+ ed->ed_prev = ahcd->ed_tails[PIPE_ISOCHRONOUS];
+ ahcd->ed_tails[PIPE_ISOCHRONOUS]->ed_next = ed;
+ ahcd->ed_tails[PIPE_ISOCHRONOUS]->hwNextED = cpu_to_hc32(ahcd, ed->dma);
+
+ ed = ed_create(ahcd, PIPE_BULK, ED_DUMMY_INFO);
+ if (!ed)
+ goto err;
+
+ ahcd->ed_tails[PIPE_BULK] = ed;
+ ed->ed_prev = ahcd->ed_tails[PIPE_CONTROL];
+ ahcd->ed_tails[PIPE_CONTROL]->ed_next = ed;
+ ahcd->ed_tails[PIPE_CONTROL]->hwNextED = cpu_to_hc32(ahcd, ed->dma);
+
+ ahcd->ed_head = ahcd->ed_tails[PIPE_INTERRUPT];
+
+#ifdef ADMHC_VERBOSE_DEBUG
+ admhc_dump_ed(ahcd, "ed intr", ahcd->ed_tails[PIPE_INTERRUPT], 1);
+ admhc_dump_ed(ahcd, "ed isoc", ahcd->ed_tails[PIPE_ISOCHRONOUS], 1);
+ admhc_dump_ed(ahcd, "ed ctrl", ahcd->ed_tails[PIPE_CONTROL], 1);
+ admhc_dump_ed(ahcd, "ed bulk", ahcd->ed_tails[PIPE_BULK], 1);
+#endif
+
+ return 0;
+
+err:
+ admhc_eds_cleanup(ahcd);
+ return -ENOMEM;
+}
+
+/* init memory, and kick BIOS/SMM off */
+
+static int admhc_init(struct admhcd *ahcd)
+{
+ struct usb_hcd *hcd = admhcd_to_hcd(ahcd);
+ int ret;
+
+ admhc_disable(ahcd);
+ ahcd->regs = hcd->regs;
+
+ /* Disable HC interrupts */
+ admhc_intr_disable(ahcd, ADMHC_INTR_MIE);
+
+ /* Read the number of ports unless overridden */
+ if (ahcd->num_ports == 0)
+ ahcd->num_ports = admhc_read_rhdesc(ahcd) & ADMHC_RH_NUMP;
+
+ ret = admhc_mem_init(ahcd);
+ if (ret)
+ goto err;
+
+ /* init dummy endpoints */
+ ret = admhc_eds_init(ahcd);
+ if (ret)
+ goto err;
+
+ create_debug_files(ahcd);
+
+ return 0;
+
+err:
+ admhc_stop(hcd);
+ return ret;
+}
+
+/*-------------------------------------------------------------------------*/
+
+/* Start an OHCI controller, set the BUS operational
+ * resets USB and controller
+ * enable interrupts
+ */
+static int admhc_run(struct admhcd *ahcd)
+{
+ u32 val;
+ int first = ahcd->fminterval == 0;
+ struct usb_hcd *hcd = admhcd_to_hcd(ahcd);
+
+ admhc_disable(ahcd);
+
+ /* boot firmware should have set this up (5.1.1.3.1) */
+ if (first) {
+ val = admhc_readl(ahcd, &ahcd->regs->fminterval);
+ ahcd->fminterval = val & ADMHC_SFI_FI_MASK;
+ if (ahcd->fminterval != FI)
+ admhc_dbg(ahcd, "fminterval delta %d\n",
+ ahcd->fminterval - FI);
+ ahcd->fminterval |=
+ (FSLDP(ahcd->fminterval) << ADMHC_SFI_FSLDP_SHIFT);
+ /* also: power/overcurrent flags in rhdesc */
+ }
+
+#if 0 /* TODO: not applicable */
+ /* Reset USB nearly "by the book". RemoteWakeupConnected has
+ * to be checked in case boot firmware (BIOS/SMM/...) has set up
+ * wakeup in a way the bus isn't aware of (e.g., legacy PCI PM).
+ * If the bus glue detected wakeup capability then it should
+ * already be enabled; if so we'll just enable it again.
+ */
+ if ((ahcd->hc_control & OHCI_CTRL_RWC) != 0)
+ device_set_wakeup_capable(hcd->self.controller, 1);
+#endif
+
+ switch (ahcd->host_control & ADMHC_HC_BUSS) {
+ case ADMHC_BUSS_OPER:
+ val = 0;
+ break;
+ case ADMHC_BUSS_SUSPEND:
+ /* FALLTHROUGH ? */
+ case ADMHC_BUSS_RESUME:
+ ahcd->host_control = ADMHC_BUSS_RESUME;
+ val = 10 /* msec wait */;
+ break;
+ /* case ADMHC_BUSS_RESET: */
+ default:
+ ahcd->host_control = ADMHC_BUSS_RESET;
+ val = 50 /* msec wait */;
+ break;
+ }
+ admhc_writel(ahcd, ahcd->host_control, &ahcd->regs->host_control);
+
+ /* flush the writes */
+ admhc_writel_flush(ahcd);
+
+ msleep(val);
+ val = admhc_read_rhdesc(ahcd);
+ if (!(val & ADMHC_RH_NPS)) {
+ /* power down each port */
+ for (val = 0; val < ahcd->num_ports; val++)
+ admhc_write_portstatus(ahcd, val, ADMHC_PS_CPP);
+ }
+ /* flush those writes */
+ admhc_writel_flush(ahcd);
+
+ /* 2msec timelimit here means no irqs/preempt */
+ spin_lock_irq(&ahcd->lock);
+
+ admhc_writel(ahcd, ADMHC_CTRL_SR, &ahcd->regs->gencontrol);
+ val = 30; /* ... allow extra time */
+ while ((admhc_readl(ahcd, &ahcd->regs->gencontrol) & ADMHC_CTRL_SR) != 0) {
+ if (--val == 0) {
+ spin_unlock_irq(&ahcd->lock);
+ admhc_err(ahcd, "USB HC reset timed out!\n");
+ return -1;
+ }
+ udelay(1);
+ }
+
+ /* enable HOST mode, before access any host specific register */
+ admhc_writel(ahcd, ADMHC_CTRL_UHFE, &ahcd->regs->gencontrol);
+
+ /* Tell the controller where the descriptor list is */
+ admhc_writel(ahcd, (u32)ahcd->ed_head->dma, &ahcd->regs->hosthead);
+
+ periodic_reinit(ahcd);
+
+ /* use rhsc irqs after khubd is fully initialized */
+ set_bit(HCD_FLAG_POLL_RH, &hcd->flags);
+ hcd->uses_new_polling = 1;
+
+#if 0
+ /* wake on ConnectStatusChange, matching external hubs */
+ admhc_writel(ahcd, RH_HS_DRWE, &ahcd->regs->roothub.status);
+#else
+ /* FIXME roothub_write_status (ahcd, ADMHC_RH_DRWE); */
+#endif
+
+ /* Choose the interrupts we care about now, others later on demand */
+ admhc_intr_ack(ahcd, ~0);
+ admhc_intr_enable(ahcd, ADMHC_INTR_INIT);
+
+ admhc_writel(ahcd, ADMHC_RH_NPS | ADMHC_RH_LPSC, &ahcd->regs->rhdesc);
+
+ /* flush those writes */
+ admhc_writel_flush(ahcd);
+
+ /* start controller operations */
+ ahcd->host_control = ADMHC_BUSS_OPER;
+ admhc_writel(ahcd, ahcd->host_control, &ahcd->regs->host_control);
+
+ val = 20;
+ while ((admhc_readl(ahcd, &ahcd->regs->host_control)
+ & ADMHC_HC_BUSS) != ADMHC_BUSS_OPER) {
+ if (--val == 0) {
+ spin_unlock_irq(&ahcd->lock);
+ admhc_err(ahcd, "unable to setup operational mode!\n");
+ return -1;
+ }
+ mdelay(1);
+ }
+
+ hcd->state = HC_STATE_RUNNING;
+
+ ahcd->next_statechange = jiffies + STATECHANGE_DELAY;
+
+#if 0
+ /* FIXME: enabling DMA is always failed here for an unknown reason */
+ admhc_dma_enable(ahcd);
+
+ val = 200;
+ while ((admhc_readl(ahcd, &ahcd->regs->host_control)
+ & ADMHC_HC_DMAE) != ADMHC_HC_DMAE) {
+ if (--val == 0) {
+ spin_unlock_irq(&ahcd->lock);
+ admhc_err(ahcd, "unable to enable DMA!\n");
+ admhc_dump(ahcd, 1);
+ return -1;
+ }
+ mdelay(1);
+ }
+
+#endif
+
+ spin_unlock_irq(&ahcd->lock);
+
+ mdelay(ADMHC_POTPGT);
+
+ return 0;
+}
+
+/*-------------------------------------------------------------------------*/
+
+/* an interrupt happens */
+
+static irqreturn_t admhc_irq(struct usb_hcd *hcd)
+{
+ struct admhcd *ahcd = hcd_to_admhcd(hcd);
+ struct admhcd_regs __iomem *regs = ahcd->regs;
+ u32 ints;
+
+ ints = admhc_readl(ahcd, ®s->int_status);
+ if ((ints & ADMHC_INTR_INTA) == 0) {
+ /* no unmasked interrupt status is set */
+ return IRQ_NONE;
+ }
+
+ ints &= admhc_readl(ahcd, ®s->int_enable);
+
+ if (ints & ADMHC_INTR_FATI) {
+ /* e.g. due to PCI Master/Target Abort */
+ admhc_disable(ahcd);
+ admhc_err(ahcd, "Fatal Error, controller disabled\n");
+ admhc_dump(ahcd, 1);
+ admhc_usb_reset(ahcd);
+ }
+
+ if (ints & ADMHC_INTR_BABI) {
+ admhc_intr_disable(ahcd, ADMHC_INTR_BABI);
+ admhc_intr_ack(ahcd, ADMHC_INTR_BABI);
+ admhc_err(ahcd, "Babble Detected\n");
+ }
+
+ if (ints & ADMHC_INTR_INSM) {
+ admhc_vdbg(ahcd, "Root Hub Status Change\n");
+ ahcd->next_statechange = jiffies + STATECHANGE_DELAY;
+ admhc_intr_ack(ahcd, ADMHC_INTR_RESI | ADMHC_INTR_INSM);
+
+ /* NOTE: Vendors didn't always make the same implementation
+ * choices for RHSC. Many followed the spec; RHSC triggers
+ * on an edge, like setting and maybe clearing a port status
+ * change bit. With others it's level-triggered, active
+ * until khubd clears all the port status change bits. We'll
+ * always disable it here and rely on polling until khubd
+ * re-enables it.
+ */
+ admhc_intr_disable(ahcd, ADMHC_INTR_INSM);
+ usb_hcd_poll_rh_status(hcd);
+ } else if (ints & ADMHC_INTR_RESI) {
+ /* For connect and disconnect events, we expect the controller
+ * to turn on RHSC along with RD. But for remote wakeup events
+ * this might not happen.
+ */
+ admhc_vdbg(ahcd, "Resume Detect\n");
+ admhc_intr_ack(ahcd, ADMHC_INTR_RESI);
+ set_bit(HCD_FLAG_POLL_RH, &hcd->flags);
+ if (ahcd->autostop) {
+ spin_lock(&ahcd->lock);
+ admhc_rh_resume(ahcd);
+ spin_unlock(&ahcd->lock);
+ } else
+ usb_hcd_resume_root_hub(hcd);
+ }
+
+ if (ints & ADMHC_INTR_TDC) {
+ admhc_vdbg(ahcd, "Transfer Descriptor Complete\n");
+ admhc_intr_ack(ahcd, ADMHC_INTR_TDC);
+ if (HC_IS_RUNNING(hcd->state))
+ admhc_intr_disable(ahcd, ADMHC_INTR_TDC);
+ spin_lock(&ahcd->lock);
+ admhc_td_complete(ahcd);
+ spin_unlock(&ahcd->lock);
+ if (HC_IS_RUNNING(hcd->state))
+ admhc_intr_enable(ahcd, ADMHC_INTR_TDC);
+ }
+
+ if (ints & ADMHC_INTR_SO) {
+ /* could track INTR_SO to reduce available PCI/... bandwidth */
+ admhc_vdbg(ahcd, "Schedule Overrun\n");
+ }
+
+#if 1
+ spin_lock(&ahcd->lock);
+ if (ahcd->ed_rm_list)
+ finish_unlinks(ahcd, admhc_frame_no(ahcd));
+
+ if ((ints & ADMHC_INTR_SOFI) != 0 && !ahcd->ed_rm_list
+ && HC_IS_RUNNING(hcd->state))
+ admhc_intr_disable(ahcd, ADMHC_INTR_SOFI);
+ spin_unlock(&ahcd->lock);
+#else
+ if (ints & ADMHC_INTR_SOFI) {
+ admhc_vdbg(ahcd, "Start Of Frame\n");
+ spin_lock(&ahcd->lock);
+
+ /* handle any pending ED removes */
+ finish_unlinks(ahcd, admhc_frameno(ahcd));
+
+ /* leaving INTR_SOFI enabled when there's still unlinking
+ * to be done in the (next frame).
+ */
+ if ((ahcd->ed_rm_list == NULL) ||
+ HC_IS_RUNNING(hcd->state) == 0)
+ /*
+ * disable INTR_SOFI if there are no unlinking to be
+ * done (in the next frame)
+ */
+ admhc_intr_disable(ahcd, ADMHC_INTR_SOFI);
+
+ spin_unlock(&ahcd->lock);
+ }
+#endif
+
+ if (HC_IS_RUNNING(hcd->state)) {
+ admhc_intr_ack(ahcd, ints);
+ admhc_intr_enable(ahcd, ADMHC_INTR_MIE);
+ admhc_writel_flush(ahcd);
+ }
+
+ return IRQ_HANDLED;
+}
+
+/*-------------------------------------------------------------------------*/
+
+static void admhc_stop(struct usb_hcd *hcd)
+{
+ struct admhcd *ahcd = hcd_to_admhcd(hcd);
+
+ admhc_dump(ahcd, 1);
+
+ flush_scheduled_work();
+
+ admhc_usb_reset(ahcd);
+ admhc_intr_disable(ahcd, ADMHC_INTR_MIE);
+
+ free_irq(hcd->irq, hcd);
+ hcd->irq = -1;
+
+ remove_debug_files(ahcd);
+ admhc_eds_cleanup(ahcd);
+ admhc_mem_cleanup(ahcd);
+}
+
+/*-------------------------------------------------------------------------*/
+
+#ifdef CONFIG_ADM5120
+#include "adm5120-drv.c"
+#define PLATFORM_DRIVER usb_hcd_adm5120_driver
+#endif
+
+#if !defined(PLATFORM_DRIVER)
+#error "missing bus glue for admhc-hcd"
+#endif
+
+#define DRIVER_INFO DRIVER_DESC " version " DRIVER_VERSION
+
+static int __init admhc_hcd_mod_init(void)
+{
+ int ret = 0;
+
+ if (usb_disabled())
+ return -ENODEV;
+
+ pr_info("%s: " DRIVER_INFO "\n", hcd_name);
+ pr_info("%s: block sizes: ed %Zd td %Zd\n", hcd_name,
+ sizeof(struct ed), sizeof(struct td));
+ set_bit(USB_OHCI_LOADED, &usb_hcds_loaded);
+
+#ifdef DEBUG
+ admhc_debug_root = debugfs_create_dir("admhc", usb_debug_root);
+ if (!admhc_debug_root) {
+ ret = -ENOENT;
+ goto error_debug;
+ }
+#endif
+
+#ifdef PLATFORM_DRIVER
+ ret = platform_driver_register(&PLATFORM_DRIVER);
+ if (ret < 0)
+ goto error_platform;
+#endif
+
+ return ret;
+
+#ifdef PLATFORM_DRIVER
+ platform_driver_unregister(&PLATFORM_DRIVER);
+error_platform:
+#endif
+
+#ifdef DEBUG
+ debugfs_remove(admhc_debug_root);
+ admhc_debug_root = NULL;
+error_debug:
+#endif
+ clear_bit(USB_OHCI_LOADED, &usb_hcds_loaded);
+ return ret;
+}
+module_init(admhc_hcd_mod_init);
+
+static void __exit admhc_hcd_mod_exit(void)
+{
+ platform_driver_unregister(&PLATFORM_DRIVER);
+#ifdef DEBUG
+ debugfs_remove(admhc_debug_root);
+#endif
+ clear_bit(USB_OHCI_LOADED, &usb_hcds_loaded);
+}
+module_exit(admhc_hcd_mod_exit);
+
+MODULE_AUTHOR(DRIVER_AUTHOR);
+MODULE_DESCRIPTION(DRIVER_INFO);
+MODULE_VERSION(DRIVER_VERSION);
+MODULE_LICENSE("GPL v2");
--- /dev/null
+/*
+ * ADM5120 HCD (Host Controller Driver) for USB
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This file was derived from: drivers/usb/host/ohci-hub.c
+ * (C) Copyright 1999 Roman Weissgaerber <weissg@vienna.at>
+ * (C) Copyright 2000-2004 David Brownell <dbrownell@users.sourceforge.net>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+/*-------------------------------------------------------------------------*/
+
+/*
+ * ADM5120 Root Hub ... the nonsharable stuff
+ */
+
+#define dbg_port(hc, label, num, value) \
+ admhc_dbg(hc, \
+ "%s port%d " \
+ "= 0x%08x%s%s%s%s%s%s%s%s%s%s%s%s\n", \
+ label, num, value, \
+ (value & ADMHC_PS_PRSC) ? " PRSC" : "", \
+ (value & ADMHC_PS_OCIC) ? " OCIC" : "", \
+ (value & ADMHC_PS_PSSC) ? " PSSC" : "", \
+ (value & ADMHC_PS_PESC) ? " PESC" : "", \
+ (value & ADMHC_PS_CSC) ? " CSC" : "", \
+ \
+ (value & ADMHC_PS_LSDA) ? " LSDA" : "", \
+ (value & ADMHC_PS_PPS) ? " PPS" : "", \
+ (value & ADMHC_PS_PRS) ? " PRS" : "", \
+ (value & ADMHC_PS_POCI) ? " POCI" : "", \
+ (value & ADMHC_PS_PSS) ? " PSS" : "", \
+ \
+ (value & ADMHC_PS_PES) ? " PES" : "", \
+ (value & ADMHC_PS_CCS) ? " CCS" : "" \
+ );
+
+#define dbg_port_write(hc, label, num, value) \
+ admhc_dbg(hc, \
+ "%s port%d " \
+ "= 0x%08x%s%s%s%s%s%s%s%s%s%s%s%s\n", \
+ label, num, value, \
+ (value & ADMHC_PS_PRSC) ? " PRSC" : "", \
+ (value & ADMHC_PS_OCIC) ? " OCIC" : "", \
+ (value & ADMHC_PS_PSSC) ? " PSSC" : "", \
+ (value & ADMHC_PS_PESC) ? " PESC" : "", \
+ (value & ADMHC_PS_CSC) ? " CSC" : "", \
+ \
+ (value & ADMHC_PS_CPP) ? " CPP" : "", \
+ (value & ADMHC_PS_SPP) ? " SPP" : "", \
+ (value & ADMHC_PS_SPR) ? " SPR" : "", \
+ (value & ADMHC_PS_CPS) ? " CPS" : "", \
+ (value & ADMHC_PS_SPS) ? " SPS" : "", \
+ \
+ (value & ADMHC_PS_SPE) ? " SPE" : "", \
+ (value & ADMHC_PS_CPE) ? " CPE" : "" \
+ );
+
+/*-------------------------------------------------------------------------*/
+
+/* build "status change" packet (one or two bytes) from HC registers */
+
+static int
+admhc_hub_status_data(struct usb_hcd *hcd, char *buf)
+{
+ struct admhcd *ahcd = hcd_to_admhcd(hcd);
+ int i, changed = 0, length = 1;
+ int any_connected = 0;
+ unsigned long flags;
+ u32 status;
+
+ spin_lock_irqsave(&ahcd->lock, flags);
+ if (!HCD_HW_ACCESSIBLE(hcd))
+ goto done;
+
+ /* init status */
+ status = admhc_read_rhdesc(ahcd);
+ if (status & (ADMHC_RH_LPSC | ADMHC_RH_OCIC))
+ buf[0] = changed = 1;
+ else
+ buf[0] = 0;
+ if (ahcd->num_ports > 7) {
+ buf[1] = 0;
+ length++;
+ }
+
+ /* look at each port */
+ for (i = 0; i < ahcd->num_ports; i++) {
+ status = admhc_read_portstatus(ahcd, i);
+
+ /* can't autostop if ports are connected */
+ any_connected |= (status & ADMHC_PS_CCS);
+
+ if (status & (ADMHC_PS_CSC | ADMHC_PS_PESC | ADMHC_PS_PSSC
+ | ADMHC_PS_OCIC | ADMHC_PS_PRSC)) {
+ changed = 1;
+ if (i < 7)
+ buf[0] |= 1 << (i + 1);
+ else
+ buf[1] |= 1 << (i - 7);
+ }
+ }
+
+ if (admhc_root_hub_state_changes(ahcd, changed,
+ any_connected))
+ set_bit(HCD_FLAG_POLL_RH, &hcd->flags);
+ else
+ clear_bit(HCD_FLAG_POLL_RH, &hcd->flags);
+
+done:
+ spin_unlock_irqrestore(&ahcd->lock, flags);
+
+ return changed ? length : 0;
+}
+
+/*-------------------------------------------------------------------------*/
+
+static int admhc_get_hub_descriptor(struct admhcd *ahcd, char *buf)
+{
+ struct usb_hub_descriptor *desc = (struct usb_hub_descriptor *)buf;
+ u32 rh = admhc_read_rhdesc(ahcd);
+ u16 temp;
+
+ desc->bDescriptorType = USB_DT_HUB; /* Hub-descriptor */
+ desc->bPwrOn2PwrGood = ADMHC_POTPGT/2; /* use default value */
+ desc->bHubContrCurrent = 0x00; /* 0mA */
+
+ desc->bNbrPorts = ahcd->num_ports;
+ temp = 1 + (ahcd->num_ports / 8);
+ desc->bDescLength = USB_DT_HUB_NONVAR_SIZE + 2 * temp;
+
+ /* FIXME */
+ temp = 0;
+ if (rh & ADMHC_RH_NPS) /* no power switching? */
+ temp |= 0x0002;
+ if (rh & ADMHC_RH_PSM) /* per-port power switching? */
+ temp |= 0x0001;
+ if (rh & ADMHC_RH_NOCP) /* no overcurrent reporting? */
+ temp |= 0x0010;
+ else if (rh & ADMHC_RH_OCPM) /* per-port overcurrent reporting? */
+ temp |= 0x0008;
+ desc->wHubCharacteristics = (__force __u16)cpu_to_hc16(ahcd, temp);
+
+ /* ports removable, and usb 1.0 legacy PortPwrCtrlMask */
+ desc->u.hs.DeviceRemovable[0] = 0;
+ desc->u.hs.DeviceRemovable[0] = ~0;
+
+ return 0;
+}
+
+static int admhc_get_hub_status(struct admhcd *ahcd, char *buf)
+{
+ struct usb_hub_status *hs = (struct usb_hub_status *)buf;
+ u32 t = admhc_read_rhdesc(ahcd);
+ u16 status, change;
+
+ status = 0;
+ status |= (t & ADMHC_RH_LPS) ? HUB_STATUS_LOCAL_POWER : 0;
+ status |= (t & ADMHC_RH_OCI) ? HUB_STATUS_OVERCURRENT : 0;
+
+ change = 0;
+ change |= (t & ADMHC_RH_LPSC) ? HUB_CHANGE_LOCAL_POWER : 0;
+ change |= (t & ADMHC_RH_OCIC) ? HUB_CHANGE_OVERCURRENT : 0;
+
+ hs->wHubStatus = (__force __u16)cpu_to_hc16(ahcd, status);
+ hs->wHubChange = (__force __u16)cpu_to_hc16(ahcd, change);
+
+ return 0;
+}
+
+static int admhc_get_port_status(struct admhcd *ahcd, unsigned port, char *buf)
+{
+ struct usb_port_status *ps = (struct usb_port_status *)buf;
+ u32 t = admhc_read_portstatus(ahcd, port);
+ u16 status, change;
+
+ status = 0;
+ status |= (t & ADMHC_PS_CCS) ? USB_PORT_STAT_CONNECTION : 0;
+ status |= (t & ADMHC_PS_PES) ? USB_PORT_STAT_ENABLE : 0;
+ status |= (t & ADMHC_PS_PSS) ? USB_PORT_STAT_SUSPEND : 0;
+ status |= (t & ADMHC_PS_POCI) ? USB_PORT_STAT_OVERCURRENT : 0;
+ status |= (t & ADMHC_PS_PRS) ? USB_PORT_STAT_RESET : 0;
+ status |= (t & ADMHC_PS_PPS) ? USB_PORT_STAT_POWER : 0;
+ status |= (t & ADMHC_PS_LSDA) ? USB_PORT_STAT_LOW_SPEED : 0;
+
+ change = 0;
+ change |= (t & ADMHC_PS_CSC) ? USB_PORT_STAT_C_CONNECTION : 0;
+ change |= (t & ADMHC_PS_PESC) ? USB_PORT_STAT_C_ENABLE : 0;
+ change |= (t & ADMHC_PS_PSSC) ? USB_PORT_STAT_C_SUSPEND : 0;
+ change |= (t & ADMHC_PS_OCIC) ? USB_PORT_STAT_C_OVERCURRENT : 0;
+ change |= (t & ADMHC_PS_PRSC) ? USB_PORT_STAT_C_RESET : 0;
+
+ ps->wPortStatus = (__force __u16)cpu_to_hc16(ahcd, status);
+ ps->wPortChange = (__force __u16)cpu_to_hc16(ahcd, change);
+
+ return 0;
+}
+
+/*-------------------------------------------------------------------------*/
+
+#ifdef CONFIG_USB_OTG
+
+static int admhc_start_port_reset(struct usb_hcd *hcd, unsigned port)
+{
+ struct admhcd *ahcd = hcd_to_admhcd(hcd);
+ u32 status;
+
+ if (!port)
+ return -EINVAL;
+ port--;
+
+ /* start port reset before HNP protocol times out */
+ status = admhc_read_portstatus(ahcd, port);
+ if (!(status & ADMHC_PS_CCS))
+ return -ENODEV;
+
+ /* khubd will finish the reset later */
+ admhc_write_portstatus(ahcd, port, ADMHC_PS_PRS);
+ return 0;
+}
+
+static void start_hnp(struct admhcd *ahcd);
+
+#else
+
+#define admhc_start_port_reset NULL
+
+#endif
+
+/*-------------------------------------------------------------------------*/
+
+
+/* See usb 7.1.7.5: root hubs must issue at least 50 msec reset signaling,
+ * not necessarily continuous ... to guard against resume signaling.
+ * The short timeout is safe for non-root hubs, and is backward-compatible
+ * with earlier Linux hosts.
+ */
+#ifdef CONFIG_USB_SUSPEND
+#define PORT_RESET_MSEC 50
+#else
+#define PORT_RESET_MSEC 10
+#endif
+
+/* this timer value might be vendor-specific ... */
+#define PORT_RESET_HW_MSEC 10
+
+/* wrap-aware logic morphed from <linux/jiffies.h> */
+#define tick_before(t1, t2) ((s16)(((s16)(t1)) - ((s16)(t2))) < 0)
+
+/* called from some task, normally khubd */
+static inline int admhc_port_reset(struct admhcd *ahcd, unsigned port)
+{
+ u32 t;
+
+ admhc_vdbg(ahcd, "reset port%d\n", port);
+ t = admhc_read_portstatus(ahcd, port);
+ if (!(t & ADMHC_PS_CCS))
+ return -ENODEV;
+
+ admhc_write_portstatus(ahcd, port, ADMHC_PS_SPR);
+ mdelay(10);
+ admhc_write_portstatus(ahcd, port, (ADMHC_PS_SPE | ADMHC_PS_CSC));
+ mdelay(100);
+
+ return 0;
+}
+
+static inline int admhc_port_enable(struct admhcd *ahcd, unsigned port)
+{
+ u32 t;
+
+ admhc_vdbg(ahcd, "enable port%d\n", port);
+ t = admhc_read_portstatus(ahcd, port);
+ if (!(t & ADMHC_PS_CCS))
+ return -ENODEV;
+
+ admhc_write_portstatus(ahcd, port, ADMHC_PS_SPE);
+
+ return 0;
+}
+
+static inline int admhc_port_disable(struct admhcd *ahcd, unsigned port)
+{
+ u32 t;
+
+ admhc_vdbg(ahcd, "disable port%d\n", port);
+ t = admhc_read_portstatus(ahcd, port);
+ if (!(t & ADMHC_PS_CCS))
+ return -ENODEV;
+
+ admhc_write_portstatus(ahcd, port, ADMHC_PS_CPE);
+
+ return 0;
+}
+
+static inline int admhc_port_write(struct admhcd *ahcd, unsigned port,
+ u32 val)
+{
+#ifdef ADMHC_VERBOSE_DEBUG
+ dbg_port_write(ahcd, "write", port, val);
+#endif
+ admhc_write_portstatus(ahcd, port, val);
+
+ return 0;
+}
+
+static int admhc_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue,
+ u16 wIndex, char *buf, u16 wLength)
+{
+ struct admhcd *ahcd = hcd_to_admhcd(hcd);
+ int ports = ahcd->num_ports;
+ int ret = 0;
+
+ if (unlikely(!HCD_HW_ACCESSIBLE(hcd)))
+ return -ESHUTDOWN;
+
+ switch (typeReq) {
+ case ClearHubFeature:
+ switch (wValue) {
+ case C_HUB_OVER_CURRENT:
+#if 0 /* FIXME */
+ admhc_writel(ahcd, ADMHC_RH_OCIC,
+ &ahcd->regs->roothub.status);
+#endif
+ case C_HUB_LOCAL_POWER:
+ break;
+ default:
+ goto error;
+ }
+ break;
+ case ClearPortFeature:
+ if (!wIndex || wIndex > ports)
+ goto error;
+ wIndex--;
+
+ switch (wValue) {
+ case USB_PORT_FEAT_ENABLE:
+ ret = admhc_port_disable(ahcd, wIndex);
+ break;
+ case USB_PORT_FEAT_SUSPEND:
+ ret = admhc_port_write(ahcd, wIndex, ADMHC_PS_CPS);
+ break;
+ case USB_PORT_FEAT_POWER:
+ ret = admhc_port_write(ahcd, wIndex, ADMHC_PS_CPP);
+ break;
+ case USB_PORT_FEAT_C_CONNECTION:
+ ret = admhc_port_write(ahcd, wIndex, ADMHC_PS_CSC);
+ break;
+ case USB_PORT_FEAT_C_ENABLE:
+ ret = admhc_port_write(ahcd, wIndex, ADMHC_PS_PESC);
+ break;
+ case USB_PORT_FEAT_C_SUSPEND:
+ ret = admhc_port_write(ahcd, wIndex, ADMHC_PS_PSSC);
+ break;
+ case USB_PORT_FEAT_C_OVER_CURRENT:
+ ret = admhc_port_write(ahcd, wIndex, ADMHC_PS_OCIC);
+ break;
+ case USB_PORT_FEAT_C_RESET:
+ ret = admhc_port_write(ahcd, wIndex, ADMHC_PS_PRSC);
+ break;
+ default:
+ goto error;
+ }
+ break;
+ case GetHubDescriptor:
+ ret = admhc_get_hub_descriptor(ahcd, buf);
+ break;
+ case GetHubStatus:
+ ret = admhc_get_hub_status(ahcd, buf);
+ break;
+ case GetPortStatus:
+ if (!wIndex || wIndex > ports)
+ goto error;
+ wIndex--;
+
+ ret = admhc_get_port_status(ahcd, wIndex, buf);
+ break;
+ case SetHubFeature:
+ switch (wValue) {
+ case C_HUB_OVER_CURRENT:
+ /* FIXME: this can be cleared, yes? */
+ case C_HUB_LOCAL_POWER:
+ break;
+ default:
+ goto error;
+ }
+ break;
+ case SetPortFeature:
+ if (!wIndex || wIndex > ports)
+ goto error;
+ wIndex--;
+
+ switch (wValue) {
+ case USB_PORT_FEAT_ENABLE:
+ ret = admhc_port_enable(ahcd, wIndex);
+ break;
+ case USB_PORT_FEAT_RESET:
+ ret = admhc_port_reset(ahcd, wIndex);
+ break;
+ case USB_PORT_FEAT_SUSPEND:
+#ifdef CONFIG_USB_OTG
+ if (hcd->self.otg_port == (wIndex + 1)
+ && hcd->self.b_hnp_enable)
+ start_hnp(ahcd);
+ else
+#endif
+ ret = admhc_port_write(ahcd, wIndex, ADMHC_PS_SPS);
+ break;
+ case USB_PORT_FEAT_POWER:
+ ret = admhc_port_write(ahcd, wIndex, ADMHC_PS_SPP);
+ break;
+ default:
+ goto error;
+ }
+ break;
+
+ default:
+error:
+ /* "protocol stall" on error */
+ ret = -EPIPE;
+ }
+
+ return ret;
+}
+
--- /dev/null
+/*
+ * ADM5120 HCD (Host Controller Driver) for USB
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This file was derived from: drivers/usb/host/ohci-mem.c
+ * (C) Copyright 1999 Roman Weissgaerber <weissg@vienna.at>
+ * (C) Copyright 2000-2002 David Brownell <dbrownell@users.sourceforge.net>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+/*-------------------------------------------------------------------------*/
+
+/*
+ * OHCI deals with three types of memory:
+ * - data used only by the HCD ... kmalloc is fine
+ * - async and periodic schedules, shared by HC and HCD ... these
+ * need to use dma_pool or dma_alloc_coherent
+ * - driver buffers, read/written by HC ... the hcd glue or the
+ * device driver provides us with dma addresses
+ *
+ * There's also "register" data, which is memory mapped.
+ * No memory seen by this driver (or any HCD) may be paged out.
+ */
+
+/*-------------------------------------------------------------------------*/
+
+static void admhc_hcd_init(struct admhcd *ahcd)
+{
+ ahcd->next_statechange = jiffies;
+ spin_lock_init(&ahcd->lock);
+ INIT_LIST_HEAD(&ahcd->pending);
+}
+
+/*-------------------------------------------------------------------------*/
+
+static int admhc_mem_init(struct admhcd *ahcd)
+{
+ ahcd->td_cache = dma_pool_create("admhc_td",
+ admhcd_to_hcd(ahcd)->self.controller,
+ sizeof(struct td),
+ TD_ALIGN, /* byte alignment */
+ 0 /* no page-crossing issues */
+ );
+ if (!ahcd->td_cache)
+ goto err;
+
+ ahcd->ed_cache = dma_pool_create("admhc_ed",
+ admhcd_to_hcd(ahcd)->self.controller,
+ sizeof(struct ed),
+ ED_ALIGN, /* byte alignment */
+ 0 /* no page-crossing issues */
+ );
+ if (!ahcd->ed_cache)
+ goto err_td_cache;
+
+ return 0;
+
+err_td_cache:
+ dma_pool_destroy(ahcd->td_cache);
+ ahcd->td_cache = NULL;
+err:
+ return -ENOMEM;
+}
+
+static void admhc_mem_cleanup(struct admhcd *ahcd)
+{
+ if (ahcd->td_cache) {
+ dma_pool_destroy(ahcd->td_cache);
+ ahcd->td_cache = NULL;
+ }
+
+ if (ahcd->ed_cache) {
+ dma_pool_destroy(ahcd->ed_cache);
+ ahcd->ed_cache = NULL;
+ }
+}
+
+/*-------------------------------------------------------------------------*/
+
+/* ahcd "done list" processing needs this mapping */
+static inline struct td *dma_to_td(struct admhcd *ahcd, dma_addr_t td_dma)
+{
+ struct td *td;
+
+ td_dma &= TD_MASK;
+ td = ahcd->td_hash[TD_HASH_FUNC(td_dma)];
+ while (td && td->td_dma != td_dma)
+ td = td->td_hash;
+
+ return td;
+}
+
+/* TDs ... */
+static struct td *td_alloc(struct admhcd *ahcd, gfp_t mem_flags)
+{
+ dma_addr_t dma;
+ struct td *td;
+
+ td = dma_pool_alloc(ahcd->td_cache, mem_flags, &dma);
+ if (!td)
+ return NULL;
+
+ /* in case ahcd fetches it, make it look dead */
+ memset(td, 0, sizeof *td);
+ td->hwNextTD = cpu_to_hc32(ahcd, dma);
+ td->td_dma = dma;
+ /* hashed in td_fill */
+
+ return td;
+}
+
+static void td_free(struct admhcd *ahcd, struct td *td)
+{
+ struct td **prev = &ahcd->td_hash[TD_HASH_FUNC(td->td_dma)];
+
+ while (*prev && *prev != td)
+ prev = &(*prev)->td_hash;
+ if (*prev)
+ *prev = td->td_hash;
+#if 0
+ /* TODO: remove */
+ else if ((td->hwINFO & cpu_to_hc32(ahcd, TD_DONE)) != 0)
+ admhc_dbg(ahcd, "no hash for td %p\n", td);
+#else
+ else if ((td->flags & TD_FLAG_DONE) != 0)
+ admhc_dbg(ahcd, "no hash for td %p\n", td);
+#endif
+ dma_pool_free(ahcd->td_cache, td, td->td_dma);
+}
+
+/*-------------------------------------------------------------------------*/
+
+/* EDs ... */
+static struct ed *ed_alloc(struct admhcd *ahcd, gfp_t mem_flags)
+{
+ dma_addr_t dma;
+ struct ed *ed;
+
+ ed = dma_pool_alloc(ahcd->ed_cache, mem_flags, &dma);
+ if (!ed)
+ return NULL;
+
+ memset(ed, 0, sizeof(*ed));
+ ed->dma = dma;
+
+ INIT_LIST_HEAD(&ed->td_list);
+ INIT_LIST_HEAD(&ed->urb_list);
+
+ return ed;
+}
+
+static void ed_free(struct admhcd *ahcd, struct ed *ed)
+{
+ dma_pool_free(ahcd->ed_cache, ed, ed->dma);
+}
+
+/*-------------------------------------------------------------------------*/
+
+/* URB priv ... */
+static void urb_priv_free(struct admhcd *ahcd, struct urb_priv *urb_priv)
+{
+ int i;
+
+ for (i = 0; i < urb_priv->td_cnt; i++)
+ if (urb_priv->td[i])
+ td_free(ahcd, urb_priv->td[i]);
+
+ list_del(&urb_priv->pending);
+ kfree(urb_priv);
+}
+
+static struct urb_priv *urb_priv_alloc(struct admhcd *ahcd, int num_tds,
+ gfp_t mem_flags)
+{
+ struct urb_priv *priv;
+
+ /* allocate the private part of the URB */
+ priv = kzalloc(sizeof(*priv) + sizeof(struct td) * num_tds, mem_flags);
+ if (!priv)
+ goto err;
+
+ /* allocate the TDs (deferring hash chain updates) */
+ for (priv->td_cnt = 0; priv->td_cnt < num_tds; priv->td_cnt++) {
+ priv->td[priv->td_cnt] = td_alloc(ahcd, mem_flags);
+ if (priv->td[priv->td_cnt] == NULL)
+ goto err_free;
+ }
+
+ INIT_LIST_HEAD(&priv->pending);
+
+ return priv;
+
+err_free:
+ urb_priv_free(ahcd, priv);
+err:
+ return NULL;
+}
--- /dev/null
+/*
+ * ADM5120 HCD (Host Controller Driver) for USB
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This file was derived from fragments of the OHCI driver.
+ * (C) Copyright 1999 Roman Weissgaerber <weissg@vienna.at>
+ * (C) Copyright 2000-2004 David Brownell <dbrownell@users.sourceforge.net>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#define OHCI_SCHED_ENABLES \
+ (OHCI_CTRL_CLE|OHCI_CTRL_BLE|OHCI_CTRL_PLE|OHCI_CTRL_IE)
+
+#ifdef CONFIG_PM
+static int admhc_restart(struct admhcd *ahcd);
+
+static int admhc_rh_suspend(struct admhcd *ahcd, int autostop)
+__releases(ahcd->lock)
+__acquires(ahcd->lock)
+{
+ int status = 0;
+
+ ahcd->hc_control = admhc_readl(ahcd, &ahcd->regs->control);
+ switch (ahcd->hc_control & OHCI_CTRL_HCFS) {
+ case OHCI_USB_RESUME:
+ admhc_dbg(ahcd, "resume/suspend?\n");
+ ahcd->hc_control &= ~OHCI_CTRL_HCFS;
+ ahcd->hc_control |= OHCI_USB_RESET;
+ admhc_writel(ahcd, ahcd->hc_control, &ahcd->ahcd->regs->control);
+ (void) admhc_readl(ahcd, &ahcd->regs->control);
+ /* FALL THROUGH */
+ case OHCI_USB_RESET:
+ status = -EBUSY;
+ admhc_dbg(ahcd, "needs reinit!\n");
+ goto done;
+ case OHCI_USB_SUSPEND:
+ if (!ahcd->autostop) {
+ admhc_dbg(ahcd, "already suspended\n");
+ goto done;
+ }
+ }
+ admhc_dbg(ahcd, "%s root hub\n",
+ autostop ? "auto-stop" : "suspend");
+
+ /* First stop any processing */
+ if (!autostop && (ahcd->hc_control & OHCI_SCHED_ENABLES)) {
+ ahcd->hc_control &= ~OHCI_SCHED_ENABLES;
+ admhc_writel(ahcd, ahcd->hc_control, &ahcd->ahcd->regs->control);
+ ahcd->hc_control = admhc_readl(ahcd, &ahcd->regs->control);
+ admhc_writel(ahcd, OHCI_INTR_SF, &ahcd->regs->intrstatus);
+
+ /* sched disables take effect on the next frame,
+ * then the last WDH could take 6+ msec
+ */
+ admhc_dbg(ahcd, "stopping schedules ...\n");
+ ahcd->autostop = 0;
+ spin_unlock_irq (&ahcd->lock);
+ msleep (8);
+ spin_lock_irq(&ahcd->lock);
+ }
+ dl_done_list (ahcd);
+ finish_unlinks (ahcd, admhc_frame_no(ahcd));
+
+ /* maybe resume can wake root hub */
+ if (device_may_wakeup(&admhcd_to_hcd(ahcd)->self.root_hub->dev) ||
+ autostop)
+ ahcd->hc_control |= OHCI_CTRL_RWE;
+ else {
+ admhc_writel(ahcd, OHCI_INTR_RHSC, &ahcd->regs->intrdisable);
+ ahcd->hc_control &= ~OHCI_CTRL_RWE;
+ }
+
+ /* Suspend hub ... this is the "global (to this bus) suspend" mode,
+ * which doesn't imply ports will first be individually suspended.
+ */
+ ahcd->hc_control &= ~OHCI_CTRL_HCFS;
+ ahcd->hc_control |= OHCI_USB_SUSPEND;
+ admhc_writel(ahcd, ahcd->hc_control, &ahcd->ahcd->regs->control);
+ (void) admhc_readl(ahcd, &ahcd->regs->control);
+
+ /* no resumes until devices finish suspending */
+ if (!autostop) {
+ ahcd->next_statechange = jiffies + msecs_to_jiffies (5);
+ ahcd->autostop = 0;
+ }
+
+done:
+ return status;
+}
+
+static inline struct ed *find_head(struct ed *ed)
+{
+ /* for bulk and control lists */
+ while (ed->ed_prev)
+ ed = ed->ed_prev;
+ return ed;
+}
+
+/* caller has locked the root hub */
+static int admhc_rh_resume(struct admhcd *ahcd)
+__releases(ahcd->lock)
+__acquires(ahcd->lock)
+{
+ struct usb_hcd *hcd = admhcd_to_hcd (ahcd);
+ u32 temp, enables;
+ int status = -EINPROGRESS;
+ int autostopped = ahcd->autostop;
+
+ ahcd->autostop = 0;
+ ahcd->hc_control = admhc_readl(ahcd, &ahcd->regs->control);
+
+ if (ahcd->hc_control & (OHCI_CTRL_IR | OHCI_SCHED_ENABLES)) {
+ /* this can happen after resuming a swsusp snapshot */
+ if (hcd->state == HC_STATE_RESUMING) {
+ admhc_dbg(ahcd, "BIOS/SMM active, control %03x\n",
+ ahcd->hc_control);
+ status = -EBUSY;
+ /* this happens when pmcore resumes HC then root */
+ } else {
+ admhc_dbg(ahcd, "duplicate resume\n");
+ status = 0;
+ }
+ } else switch (ahcd->hc_control & OHCI_CTRL_HCFS) {
+ case OHCI_USB_SUSPEND:
+ ahcd->hc_control &= ~(OHCI_CTRL_HCFS|OHCI_SCHED_ENABLES);
+ ahcd->hc_control |= OHCI_USB_RESUME;
+ admhc_writel(ahcd, ahcd->hc_control, &ahcd->ahcd->regs->control);
+ (void) admhc_readl(ahcd, &ahcd->regs->control);
+ admhc_dbg(ahcd, "%s root hub\n",
+ autostopped ? "auto-start" : "resume");
+ break;
+ case OHCI_USB_RESUME:
+ /* HCFS changes sometime after INTR_RD */
+ admhc_dbg(ahcd, "%swakeup root hub\n",
+ autostopped ? "auto-" : "");
+ break;
+ case OHCI_USB_OPER:
+ /* this can happen after resuming a swsusp snapshot */
+ admhc_dbg(ahcd, "snapshot resume? reinit\n");
+ status = -EBUSY;
+ break;
+ default: /* RESET, we lost power */
+ admhc_dbg(ahcd, "lost power\n");
+ status = -EBUSY;
+ }
+ if (status == -EBUSY) {
+ if (!autostopped) {
+ spin_unlock_irq (&ahcd->lock);
+ (void) ahcd_init (ahcd);
+ status = admhc_restart (ahcd);
+ spin_lock_irq(&ahcd->lock);
+ }
+ return status;
+ }
+ if (status != -EINPROGRESS)
+ return status;
+ if (autostopped)
+ goto skip_resume;
+ spin_unlock_irq (&ahcd->lock);
+
+ /* Some controllers (lucent erratum) need extra-long delays */
+ msleep (20 /* usb 11.5.1.10 */ + 12 /* 32 msec counter */ + 1);
+
+ temp = admhc_readl(ahcd, &ahcd->regs->control);
+ temp &= OHCI_CTRL_HCFS;
+ if (temp != OHCI_USB_RESUME) {
+ admhc_err (ahcd, "controller won't resume\n");
+ spin_lock_irq(&ahcd->lock);
+ return -EBUSY;
+ }
+
+ /* disable old schedule state, reinit from scratch */
+ admhc_writel(ahcd, 0, &ahcd->regs->ed_controlhead);
+ admhc_writel(ahcd, 0, &ahcd->regs->ed_controlcurrent);
+ admhc_writel(ahcd, 0, &ahcd->regs->ed_bulkhead);
+ admhc_writel(ahcd, 0, &ahcd->regs->ed_bulkcurrent);
+ admhc_writel(ahcd, 0, &ahcd->regs->ed_periodcurrent);
+ admhc_writel(ahcd, (u32) ahcd->hcca_dma, &ahcd->ahcd->regs->hcca);
+
+ /* Sometimes PCI D3 suspend trashes frame timings ... */
+ periodic_reinit(ahcd);
+
+ /* the following code is executed with ahcd->lock held and
+ * irqs disabled if and only if autostopped is true
+ */
+
+skip_resume:
+ /* interrupts might have been disabled */
+ admhc_writel(ahcd, OHCI_INTR_INIT, &ahcd->regs->int_enable);
+ if (ahcd->ed_rm_list)
+ admhc_writel(ahcd, OHCI_INTR_SF, &ahcd->regs->int_enable);
+
+ /* Then re-enable operations */
+ admhc_writel(ahcd, OHCI_USB_OPER, &ahcd->regs->control);
+ (void) admhc_readl(ahcd, &ahcd->regs->control);
+ if (!autostopped)
+ msleep (3);
+
+ temp = ahcd->hc_control;
+ temp &= OHCI_CTRL_RWC;
+ temp |= OHCI_CONTROL_INIT | OHCI_USB_OPER;
+ ahcd->hc_control = temp;
+ admhc_writel(ahcd, temp, &ahcd->regs->control);
+ (void) admhc_readl(ahcd, &ahcd->regs->control);
+
+ /* TRSMRCY */
+ if (!autostopped) {
+ msleep (10);
+ spin_lock_irq(&ahcd->lock);
+ }
+ /* now ahcd->lock is always held and irqs are always disabled */
+
+ /* keep it alive for more than ~5x suspend + resume costs */
+ ahcd->next_statechange = jiffies + STATECHANGE_DELAY;
+
+ /* maybe turn schedules back on */
+ enables = 0;
+ temp = 0;
+ if (!ahcd->ed_rm_list) {
+ if (ahcd->ed_controltail) {
+ admhc_writel(ahcd,
+ find_head (ahcd->ed_controltail)->dma,
+ &ahcd->regs->ed_controlhead);
+ enables |= OHCI_CTRL_CLE;
+ temp |= OHCI_CLF;
+ }
+ if (ahcd->ed_bulktail) {
+ admhc_writel(ahcd, find_head (ahcd->ed_bulktail)->dma,
+ &ahcd->regs->ed_bulkhead);
+ enables |= OHCI_CTRL_BLE;
+ temp |= OHCI_BLF;
+ }
+ }
+ if (hcd->self.bandwidth_isoc_reqs || hcd->self.bandwidth_int_reqs)
+ enables |= OHCI_CTRL_PLE|OHCI_CTRL_IE;
+ if (enables) {
+ admhc_dbg(ahcd, "restarting schedules ... %08x\n", enables);
+ ahcd->hc_control |= enables;
+ admhc_writel(ahcd, ahcd->hc_control, &ahcd->ahcd->regs->control);
+ if (temp)
+ admhc_writel(ahcd, temp, &ahcd->regs->cmdstatus);
+ (void) admhc_readl(ahcd, &ahcd->regs->control);
+ }
+
+ return 0;
+}
+
+static int admhc_bus_suspend(struct usb_hcd *hcd)
+{
+ struct admhcd *ahcd = hcd_to_admhcd(hcd);
+ int rc;
+
+ spin_lock_irq(&ahcd->lock);
+
+ if (unlikely(!HCD_HW_ACCESSIBLE(hcd)))
+ rc = -ESHUTDOWN;
+ else
+ rc = admhc_rh_suspend(ahcd, 0);
+ spin_unlock_irq(&ahcd->lock);
+ return rc;
+}
+
+static int admhc_bus_resume(struct usb_hcd *hcd)
+{
+ struct admhcd *ahcd = hcd_to_admhcd(hcd);
+ int rc;
+
+ if (time_before(jiffies, ahcd->next_statechange))
+ msleep(5);
+
+ spin_lock_irq(&ahcd->lock);
+
+ if (unlikely(!HCD_HW_ACCESSIBLE(hcd)))
+ rc = -ESHUTDOWN;
+ else
+ rc = admhc_rh_resume(ahcd);
+ spin_unlock_irq(&ahcd->lock);
+
+ /* poll until we know a device is connected or we autostop */
+ if (rc == 0)
+ usb_hcd_poll_rh_status(hcd);
+ return rc;
+}
+
+/* Carry out polling-, autostop-, and autoresume-related state changes */
+static int admhc_root_hub_state_changes(struct admhcd *ahcd, int changed,
+ int any_connected)
+{
+ int poll_rh = 1;
+
+ switch (ahcd->hc_control & OHCI_CTRL_HCFS) {
+
+ case OHCI_USB_OPER:
+ /* keep on polling until we know a device is connected
+ * and RHSC is enabled */
+ if (!ahcd->autostop) {
+ if (any_connected ||
+ !device_may_wakeup(&admhcd_to_hcd(ahcd)
+ ->self.root_hub->dev)) {
+ if (admhc_readl(ahcd, &ahcd->regs->int_enable) &
+ OHCI_INTR_RHSC)
+ poll_rh = 0;
+ } else {
+ ahcd->autostop = 1;
+ ahcd->next_statechange = jiffies + HZ;
+ }
+
+ /* if no devices have been attached for one second, autostop */
+ } else {
+ if (changed || any_connected) {
+ ahcd->autostop = 0;
+ ahcd->next_statechange = jiffies +
+ STATECHANGE_DELAY;
+ } else if (time_after_eq(jiffies,
+ ahcd->next_statechange)
+ && !ahcd->ed_rm_list
+ && !(ahcd->hc_control &
+ OHCI_SCHED_ENABLES)) {
+ ahcd_rh_suspend(ahcd, 1);
+ }
+ }
+ break;
+
+ /* if there is a port change, autostart or ask to be resumed */
+ case OHCI_USB_SUSPEND:
+ case OHCI_USB_RESUME:
+ if (changed) {
+ if (ahcd->autostop)
+ admhc_rh_resume(ahcd);
+ else
+ usb_hcd_resume_root_hub(admhcd_to_hcd(ahcd));
+ } else {
+ /* everything is idle, no need for polling */
+ poll_rh = 0;
+ }
+ break;
+ }
+ return poll_rh;
+}
+
+/*-------------------------------------------------------------------------*/
+
+/* must not be called from interrupt context */
+static int admhc_restart(struct admhcd *ahcd)
+{
+ int temp;
+ int i;
+ struct urb_priv *priv;
+
+ /* mark any devices gone, so they do nothing till khubd disconnects.
+ * recycle any "live" eds/tds (and urbs) right away.
+ * later, khubd disconnect processing will recycle the other state,
+ * (either as disconnect/reconnect, or maybe someday as a reset).
+ */
+ spin_lock_irq(&ahcd->lock);
+ admhc_disable(ahcd);
+ usb_root_hub_lost_power(admhcd_to_hcd(ahcd)->self.root_hub);
+ if (!list_empty(&ahcd->pending))
+ admhc_dbg(ahcd, "abort schedule...\n");
+ list_for_each_entry(priv, &ahcd->pending, pending) {
+ struct urb *urb = priv->td[0]->urb;
+ struct ed *ed = priv->ed;
+
+ switch (ed->state) {
+ case ED_OPER:
+ ed->state = ED_UNLINK;
+ ed->hwINFO |= cpu_to_hc32(ahcd, ED_DEQUEUE);
+ ed_deschedule (ahcd, ed);
+
+ ed->ed_next = ahcd->ed_rm_list;
+ ed->ed_prev = NULL;
+ ahcd->ed_rm_list = ed;
+ /* FALLTHROUGH */
+ case ED_UNLINK:
+ break;
+ default:
+ admhc_dbg(ahcd, "bogus ed %p state %d\n",
+ ed, ed->state);
+ }
+
+ if (!urb->unlinked)
+ urb->unlinked = -ESHUTDOWN;
+ }
+ finish_unlinks(ahcd, 0);
+ spin_unlock_irq(&ahcd->lock);
+
+ /* paranoia, in case that didn't work: */
+
+ /* empty the interrupt branches */
+ for (i = 0; i < NUM_INTS; i++) ahcd->load[i] = 0;
+ for (i = 0; i < NUM_INTS; i++) ahcd->hcca->int_table[i] = 0;
+
+ /* no EDs to remove */
+ ahcd->ed_rm_list = NULL;
+
+ /* empty control and bulk lists */
+ ahcd->ed_controltail = NULL;
+ ahcd->ed_bulktail = NULL;
+
+ if ((temp = admhc_run(ahcd)) < 0) {
+ admhc_err(ahcd, "can't restart, %d\n", temp);
+ return temp;
+ } else {
+ /* here we "know" root ports should always stay powered,
+ * and that if we try to turn them back on the root hub
+ * will respond to CSC processing.
+ */
+ i = ahcd->num_ports;
+ while (i--)
+ admhc_writel(ahcd, RH_PS_PSS,
+ &ahcd->regs->portstatus[i]);
+ admhc_dbg(ahcd, "restart complete\n");
+ }
+ return 0;
+}
+
+#else /* CONFIG_PM */
+
+static inline int admhc_rh_resume(struct admhcd *ahcd)
+{
+ return 0;
+}
+
+/* Carry out polling-related state changes.
+ * autostop isn't used when CONFIG_PM is turned off.
+ */
+static int admhc_root_hub_state_changes(struct admhcd *ahcd, int changed,
+ int any_connected)
+{
+ /* If INSM is enabled, don't poll */
+ if (admhc_readl(ahcd, &ahcd->regs->int_enable) & ADMHC_INTR_INSM)
+ return 0;
+
+ /* If no status changes are pending, enable status-change interrupts */
+ if (!changed) {
+ admhc_intr_enable(ahcd, ADMHC_INTR_INSM);
+ return 0;
+ }
+
+ return 1;
+}
+
+#endif /* CONFIG_PM */
+
--- /dev/null
+/*
+ * ADM5120 HCD (Host Controller Driver) for USB
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This file was derived from: drivers/usb/host/ohci-q.c
+ * (C) Copyright 1999 Roman Weissgaerber <weissg@vienna.at>
+ * (C) Copyright 2000-2002 David Brownell <dbrownell@users.sourceforge.net>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#include <linux/irq.h>
+#include <linux/slab.h>
+
+/*-------------------------------------------------------------------------*/
+
+/*
+ * URB goes back to driver, and isn't reissued.
+ * It's completely gone from HC data structures.
+ * PRECONDITION: ahcd lock held, irqs blocked.
+ */
+static void
+finish_urb(struct admhcd *ahcd, struct urb *urb, int status)
+__releases(ahcd->lock)
+__acquires(ahcd->lock)
+{
+ urb_priv_free(ahcd, urb->hcpriv);
+
+ if (likely(status == -EINPROGRESS))
+ status = 0;
+
+ switch (usb_pipetype(urb->pipe)) {
+ case PIPE_ISOCHRONOUS:
+ admhcd_to_hcd(ahcd)->self.bandwidth_isoc_reqs--;
+ break;
+ case PIPE_INTERRUPT:
+ admhcd_to_hcd(ahcd)->self.bandwidth_int_reqs--;
+ break;
+ }
+
+#ifdef ADMHC_VERBOSE_DEBUG
+ urb_print(ahcd, urb, "RET", usb_pipeout(urb->pipe), status);
+#endif
+
+ /* urb->complete() can reenter this HCD */
+ usb_hcd_unlink_urb_from_ep(admhcd_to_hcd(ahcd), urb);
+ spin_unlock(&ahcd->lock);
+ usb_hcd_giveback_urb(admhcd_to_hcd(ahcd), urb, status);
+ spin_lock(&ahcd->lock);
+}
+
+
+/*-------------------------------------------------------------------------*
+ * ED handling functions
+ *-------------------------------------------------------------------------*/
+
+#if 0 /* FIXME */
+/* search for the right schedule branch to use for a periodic ed.
+ * does some load balancing; returns the branch, or negative errno.
+ */
+static int balance(struct admhcd *ahcd, int interval, int load)
+{
+ int i, branch = -ENOSPC;
+
+ /* iso periods can be huge; iso tds specify frame numbers */
+ if (interval > NUM_INTS)
+ interval = NUM_INTS;
+
+ /* search for the least loaded schedule branch of that period
+ * that has enough bandwidth left unreserved.
+ */
+ for (i = 0; i < interval ; i++) {
+ if (branch < 0 || ahcd->load[branch] > ahcd->load[i]) {
+ int j;
+
+ /* usb 1.1 says 90% of one frame */
+ for (j = i; j < NUM_INTS; j += interval) {
+ if ((ahcd->load[j] + load) > 900)
+ break;
+ }
+ if (j < NUM_INTS)
+ continue;
+ branch = i;
+ }
+ }
+ return branch;
+}
+#endif
+
+/*-------------------------------------------------------------------------*/
+
+#if 0 /* FIXME */
+/* both iso and interrupt requests have periods; this routine puts them
+ * into the schedule tree in the apppropriate place. most iso devices use
+ * 1msec periods, but that's not required.
+ */
+static void periodic_link(struct admhcd *ahcd, struct ed *ed)
+{
+ unsigned i;
+
+ admhc_vdbg(ahcd, "link %sed %p branch %d [%dus.], interval %d\n",
+ (ed->hwINFO & cpu_to_hc32(ahcd, ED_ISO)) ? "iso " : "",
+ ed, ed->branch, ed->load, ed->interval);
+
+ for (i = ed->branch; i < NUM_INTS; i += ed->interval) {
+ struct ed **prev = &ahcd->periodic[i];
+ __hc32 *prev_p = &ahcd->hcca->int_table[i];
+ struct ed *here = *prev;
+
+ /* sorting each branch by period (slow before fast)
+ * lets us share the faster parts of the tree.
+ * (plus maybe: put interrupt eds before iso)
+ */
+ while (here && ed != here) {
+ if (ed->interval > here->interval)
+ break;
+ prev = &here->ed_next;
+ prev_p = &here->hwNextED;
+ here = *prev;
+ }
+ if (ed != here) {
+ ed->ed_next = here;
+ if (here)
+ ed->hwNextED = *prev_p;
+ wmb();
+ *prev = ed;
+ *prev_p = cpu_to_hc32(ahcd, ed->dma);
+ wmb();
+ }
+ ahcd->load[i] += ed->load;
+ }
+ admhcd_to_hcd(ahcd)->self.bandwidth_allocated += ed->load / ed->interval;
+}
+#endif
+
+/* link an ed into the HC chain */
+
+static int ed_schedule(struct admhcd *ahcd, struct ed *ed)
+{
+ struct ed *old_tail;
+
+ if (admhcd_to_hcd(ahcd)->state == HC_STATE_QUIESCING)
+ return -EAGAIN;
+
+ ed->state = ED_OPER;
+
+ old_tail = ahcd->ed_tails[ed->type];
+
+ ed->ed_next = old_tail->ed_next;
+ if (ed->ed_next) {
+ ed->ed_next->ed_prev = ed;
+ ed->hwNextED = cpu_to_hc32(ahcd, ed->ed_next->dma);
+ }
+ ed->ed_prev = old_tail;
+
+ old_tail->ed_next = ed;
+ old_tail->hwNextED = cpu_to_hc32(ahcd, ed->dma);
+
+ ahcd->ed_tails[ed->type] = ed;
+
+ admhc_dma_enable(ahcd);
+
+ return 0;
+}
+
+/*-------------------------------------------------------------------------*/
+
+#if 0 /* FIXME */
+/* scan the periodic table to find and unlink this ED */
+static void periodic_unlink(struct admhcd *ahcd, struct ed *ed)
+{
+ int i;
+
+ for (i = ed->branch; i < NUM_INTS; i += ed->interval) {
+ struct ed *temp;
+ struct ed **prev = &ahcd->periodic[i];
+ __hc32 *prev_p = &ahcd->hcca->int_table[i];
+
+ while (*prev && (temp = *prev) != ed) {
+ prev_p = &temp->hwNextED;
+ prev = &temp->ed_next;
+ }
+ if (*prev) {
+ *prev_p = ed->hwNextED;
+ *prev = ed->ed_next;
+ }
+ ahcd->load[i] -= ed->load;
+ }
+
+ admhcd_to_hcd(ahcd)->self.bandwidth_allocated -= ed->load / ed->interval;
+ admhc_vdbg(ahcd, "unlink %sed %p branch %d [%dus.], interval %d\n",
+ (ed->hwINFO & cpu_to_hc32(ahcd, ED_ISO)) ? "iso " : "",
+ ed, ed->branch, ed->load, ed->interval);
+}
+#endif
+
+/* unlink an ed from the HC chain.
+ * just the link to the ed is unlinked.
+ * the link from the ed still points to another operational ed or 0
+ * so the HC can eventually finish the processing of the unlinked ed
+ * (assuming it already started that, which needn't be true).
+ *
+ * ED_UNLINK is a transient state: the HC may still see this ED, but soon
+ * it won't. ED_SKIP means the HC will finish its current transaction,
+ * but won't start anything new. The TD queue may still grow; device
+ * drivers don't know about this HCD-internal state.
+ *
+ * When the HC can't see the ED, something changes ED_UNLINK to one of:
+ *
+ * - ED_OPER: when there's any request queued, the ED gets rescheduled
+ * immediately. HC should be working on them.
+ *
+ * - ED_IDLE: when there's no TD queue. there's no reason for the HC
+ * to care about this ED; safe to disable the endpoint.
+ *
+ * When finish_unlinks() runs later, after SOF interrupt, it will often
+ * complete one or more URB unlinks before making that state change.
+ */
+static void ed_deschedule(struct admhcd *ahcd, struct ed *ed)
+{
+
+#ifdef ADMHC_VERBOSE_DEBUG
+ admhc_dump_ed(ahcd, "ED-DESCHED", ed, 1);
+#endif
+
+ ed->hwINFO |= cpu_to_hc32(ahcd, ED_SKIP);
+ wmb();
+ ed->state = ED_UNLINK;
+
+ /* remove this ED from the HC list */
+ ed->ed_prev->hwNextED = ed->hwNextED;
+
+ /* and remove it from our list also */
+ ed->ed_prev->ed_next = ed->ed_next;
+
+ if (ed->ed_next)
+ ed->ed_next->ed_prev = ed->ed_prev;
+
+ if (ahcd->ed_tails[ed->type] == ed)
+ ahcd->ed_tails[ed->type] = ed->ed_prev;
+}
+
+/*-------------------------------------------------------------------------*/
+
+static struct ed *ed_create(struct admhcd *ahcd, unsigned int type, u32 info)
+{
+ struct ed *ed;
+ struct td *td;
+
+ ed = ed_alloc(ahcd, GFP_ATOMIC);
+ if (!ed)
+ goto err;
+
+ /* dummy td; end of td list for this ed */
+ td = td_alloc(ahcd, GFP_ATOMIC);
+ if (!td)
+ goto err_free_ed;
+
+ switch (type) {
+ case PIPE_INTERRUPT:
+ info |= ED_INT;
+ break;
+ case PIPE_ISOCHRONOUS:
+ info |= ED_ISO;
+ break;
+ }
+
+ ed->dummy = td;
+ ed->state = ED_IDLE;
+ ed->type = type;
+
+ ed->hwINFO = cpu_to_hc32(ahcd, info);
+ ed->hwTailP = cpu_to_hc32(ahcd, td->td_dma);
+ ed->hwHeadP = ed->hwTailP; /* ED_C, ED_H zeroed */
+
+ return ed;
+
+err_free_ed:
+ ed_free(ahcd, ed);
+err:
+ return NULL;
+}
+
+/* get and maybe (re)init an endpoint. init _should_ be done only as part
+ * of enumeration, usb_set_configuration() or usb_set_interface().
+ */
+static struct ed *ed_get(struct admhcd *ahcd, struct usb_host_endpoint *ep,
+ struct usb_device *udev, unsigned int pipe, int interval)
+{
+ struct ed *ed;
+ unsigned long flags;
+
+ spin_lock_irqsave(&ahcd->lock, flags);
+
+ ed = ep->hcpriv;
+ if (!ed) {
+ u32 info;
+
+ /* FIXME: usbcore changes dev->devnum before SET_ADDRESS
+ * succeeds ... otherwise we wouldn't need "pipe".
+ */
+ info = usb_pipedevice(pipe);
+ info |= (ep->desc.bEndpointAddress & ~USB_DIR_IN) << ED_EN_SHIFT;
+ info |= le16_to_cpu(ep->desc.wMaxPacketSize) << ED_MPS_SHIFT;
+ if (udev->speed == USB_SPEED_FULL)
+ info |= ED_SPEED_FULL;
+
+ ed = ed_create(ahcd, usb_pipetype(pipe), info);
+ if (ed)
+ ep->hcpriv = ed;
+ }
+
+ spin_unlock_irqrestore(&ahcd->lock, flags);
+
+ return ed;
+}
+
+/*-------------------------------------------------------------------------*/
+
+/* request unlinking of an endpoint from an operational HC.
+ * put the ep on the rm_list
+ * real work is done at the next start frame (SOFI) hardware interrupt
+ * caller guarantees HCD is running, so hardware access is safe,
+ * and that ed->state is ED_OPER
+ */
+static void start_ed_unlink(struct admhcd *ahcd, struct ed *ed)
+{
+
+#ifdef ADMHC_VERBOSE_DEBUG
+ admhc_dump_ed(ahcd, "ED-UNLINK", ed, 1);
+#endif
+
+ ed->hwINFO |= cpu_to_hc32(ahcd, ED_DEQUEUE);
+ ed_deschedule(ahcd, ed);
+
+ /* add this ED into the remove list */
+ ed->ed_rm_next = ahcd->ed_rm_list;
+ ahcd->ed_rm_list = ed;
+
+ /* enable SOF interrupt */
+ admhc_intr_ack(ahcd, ADMHC_INTR_SOFI);
+ admhc_intr_enable(ahcd, ADMHC_INTR_SOFI);
+ /* flush those writes */
+ admhc_writel_flush(ahcd);
+
+ /* SOF interrupt might get delayed; record the frame counter value that
+ * indicates when the HC isn't looking at it, so concurrent unlinks
+ * behave. frame_no wraps every 2^16 msec, and changes right before
+ * SOF is triggered.
+ */
+ ed->tick = admhc_frame_no(ahcd) + 1;
+}
+
+/*-------------------------------------------------------------------------*
+ * TD handling functions
+ *-------------------------------------------------------------------------*/
+
+/* enqueue next TD for this URB (OHCI spec 5.2.8.2) */
+
+static void
+td_fill(struct admhcd *ahcd, u32 info, dma_addr_t data, int len,
+ struct urb *urb, int index)
+{
+ struct td *td, *td_pt;
+ struct urb_priv *urb_priv = urb->hcpriv;
+ int hash;
+ u32 cbl = 0;
+
+#if 1
+ if (index == (urb_priv->td_cnt - 1) &&
+ ((urb->transfer_flags & URB_NO_INTERRUPT) == 0))
+ cbl |= TD_IE;
+#else
+ if (index == (urb_priv->td_cnt - 1))
+ cbl |= TD_IE;
+#endif
+
+ /* use this td as the next dummy */
+ td_pt = urb_priv->td[index];
+
+ /* fill the old dummy TD */
+ td = urb_priv->td[index] = urb_priv->ed->dummy;
+ urb_priv->ed->dummy = td_pt;
+
+ td->ed = urb_priv->ed;
+ td->next_dl_td = NULL;
+ td->index = index;
+ td->urb = urb;
+ td->data_dma = data;
+ if (!len)
+ data = 0;
+
+ if (data)
+ cbl |= (len & TD_BL_MASK);
+
+ info |= TD_OWN;
+
+ /* setup hardware specific fields */
+ td->hwINFO = cpu_to_hc32(ahcd, info);
+ td->hwDBP = cpu_to_hc32(ahcd, data);
+ td->hwCBL = cpu_to_hc32(ahcd, cbl);
+ td->hwNextTD = cpu_to_hc32(ahcd, td_pt->td_dma);
+
+ /* append to queue */
+ list_add_tail(&td->td_list, &td->ed->td_list);
+
+ /* hash it for later reverse mapping */
+ hash = TD_HASH_FUNC(td->td_dma);
+ td->td_hash = ahcd->td_hash[hash];
+ ahcd->td_hash[hash] = td;
+
+ /* HC might read the TD (or cachelines) right away ... */
+ wmb();
+ td->ed->hwTailP = td->hwNextTD;
+}
+
+/*-------------------------------------------------------------------------*/
+
+/* Prepare all TDs of a transfer, and queue them onto the ED.
+ * Caller guarantees HC is active.
+ * Usually the ED is already on the schedule, so TDs might be
+ * processed as soon as they're queued.
+ */
+static void td_submit_urb(struct admhcd *ahcd, struct urb *urb)
+{
+ struct urb_priv *urb_priv = urb->hcpriv;
+ dma_addr_t data;
+ int data_len = urb->transfer_buffer_length;
+ int cnt = 0;
+ u32 info = 0;
+ int is_out = usb_pipeout(urb->pipe);
+ u32 toggle = 0;
+
+ /* OHCI handles the bulk/interrupt data toggles itself. We just
+ * use the device toggle bits for resetting, and rely on the fact
+ * that resetting toggle is meaningless if the endpoint is active.
+ */
+
+ if (usb_gettoggle(urb->dev, usb_pipeendpoint(urb->pipe), is_out)) {
+ toggle = TD_T_CARRY;
+ } else {
+ toggle = TD_T_DATA0;
+ usb_settoggle(urb->dev, usb_pipeendpoint (urb->pipe),
+ is_out, 1);
+ }
+
+ urb_priv->td_idx = 0;
+ list_add(&urb_priv->pending, &ahcd->pending);
+
+ if (data_len)
+ data = urb->transfer_dma;
+ else
+ data = 0;
+
+ /* NOTE: TD_CC is set so we can tell which TDs the HC processed by
+ * using TD_CC_GET, as well as by seeing them on the done list.
+ * (CC = NotAccessed ... 0x0F, or 0x0E in PSWs for ISO.)
+ */
+ switch (urb_priv->ed->type) {
+ case PIPE_INTERRUPT:
+ info = is_out
+ ? TD_T_CARRY | TD_SCC_NOTACCESSED | TD_DP_OUT
+ : TD_T_CARRY | TD_SCC_NOTACCESSED | TD_DP_IN;
+
+ /* setup service interval and starting frame number */
+ info |= (urb->start_frame & TD_FN_MASK);
+ info |= (urb->interval & TD_ISI_MASK) << TD_ISI_SHIFT;
+
+ td_fill(ahcd, info, data, data_len, urb, cnt);
+ cnt++;
+
+ admhcd_to_hcd(ahcd)->self.bandwidth_int_reqs++;
+ break;
+
+ case PIPE_BULK:
+ info = is_out
+ ? TD_SCC_NOTACCESSED | TD_DP_OUT
+ : TD_SCC_NOTACCESSED | TD_DP_IN;
+
+ /* TDs _could_ transfer up to 8K each */
+ while (data_len > TD_DATALEN_MAX) {
+ td_fill(ahcd, info | ((cnt) ? TD_T_CARRY : toggle),
+ data, TD_DATALEN_MAX, urb, cnt);
+ data += TD_DATALEN_MAX;
+ data_len -= TD_DATALEN_MAX;
+ cnt++;
+ }
+
+ td_fill(ahcd, info | ((cnt) ? TD_T_CARRY : toggle), data,
+ data_len, urb, cnt);
+ cnt++;
+
+ if ((urb->transfer_flags & URB_ZERO_PACKET)
+ && (cnt < urb_priv->td_cnt)) {
+ td_fill(ahcd, info | ((cnt) ? TD_T_CARRY : toggle),
+ 0, 0, urb, cnt);
+ cnt++;
+ }
+ break;
+
+ /* control manages DATA0/DATA1 toggle per-request; SETUP resets it,
+ * any DATA phase works normally, and the STATUS ack is special.
+ */
+ case PIPE_CONTROL:
+ /* fill a TD for the setup */
+ info = TD_SCC_NOTACCESSED | TD_DP_SETUP | TD_T_DATA0;
+ td_fill(ahcd, info, urb->setup_dma, 8, urb, cnt++);
+
+ if (data_len > 0) {
+ /* fill a TD for the data */
+ info = TD_SCC_NOTACCESSED | TD_T_DATA1;
+ info |= is_out ? TD_DP_OUT : TD_DP_IN;
+ /* NOTE: mishandles transfers >8K, some >4K */
+ td_fill(ahcd, info, data, data_len, urb, cnt++);
+ }
+
+ /* fill a TD for the ACK */
+ info = (is_out || data_len == 0)
+ ? TD_SCC_NOTACCESSED | TD_DP_IN | TD_T_DATA1
+ : TD_SCC_NOTACCESSED | TD_DP_OUT | TD_T_DATA1;
+ td_fill(ahcd, info, data, 0, urb, cnt++);
+
+ break;
+
+ /* ISO has no retransmit, so no toggle;
+ * Each TD could handle multiple consecutive frames (interval 1);
+ * we could often reduce the number of TDs here.
+ */
+ case PIPE_ISOCHRONOUS:
+ info = is_out
+ ? TD_T_CARRY | TD_SCC_NOTACCESSED | TD_DP_OUT
+ : TD_T_CARRY | TD_SCC_NOTACCESSED | TD_DP_IN;
+
+ for (cnt = 0; cnt < urb->number_of_packets; cnt++) {
+ int frame = urb->start_frame;
+
+ frame += cnt * urb->interval;
+ frame &= TD_FN_MASK;
+ td_fill(ahcd, info | frame,
+ data + urb->iso_frame_desc[cnt].offset,
+ urb->iso_frame_desc[cnt].length, urb, cnt);
+ }
+ admhcd_to_hcd(ahcd)->self.bandwidth_isoc_reqs++;
+ break;
+ }
+
+ if (urb_priv->td_cnt != cnt)
+ admhc_err(ahcd, "bad number of tds created for urb %p\n", urb);
+}
+
+/*-------------------------------------------------------------------------*
+ * Done List handling functions
+ *-------------------------------------------------------------------------*/
+
+/* calculate transfer length/status and update the urb */
+static int td_done(struct admhcd *ahcd, struct urb *urb, struct td *td)
+{
+ struct urb_priv *urb_priv = urb->hcpriv;
+ u32 info;
+ u32 bl;
+ u32 tdDBP;
+ int type = usb_pipetype(urb->pipe);
+ int cc;
+ int status = -EINPROGRESS;
+
+ info = hc32_to_cpup(ahcd, &td->hwINFO);
+ tdDBP = hc32_to_cpup(ahcd, &td->hwDBP);
+ bl = TD_BL_GET(hc32_to_cpup(ahcd, &td->hwCBL));
+ cc = TD_CC_GET(info);
+
+ /* ISO ... drivers see per-TD length/status */
+ if (type == PIPE_ISOCHRONOUS) {
+ /* TODO */
+ int dlen = 0;
+
+ /* NOTE: assumes FC in tdINFO == 0, and that
+ * only the first of 0..MAXPSW psws is used.
+ */
+ if (info & TD_CC) /* hc didn't touch? */
+ return status;
+
+ if (usb_pipeout(urb->pipe))
+ dlen = urb->iso_frame_desc[td->index].length;
+ else {
+ /* short reads are always OK for ISO */
+ if (cc == TD_CC_DATAUNDERRUN)
+ cc = TD_CC_NOERROR;
+ dlen = tdDBP - td->data_dma + bl;
+ }
+
+ urb->actual_length += dlen;
+ urb->iso_frame_desc[td->index].actual_length = dlen;
+ urb->iso_frame_desc[td->index].status = cc_to_error[cc];
+
+ if (cc != TD_CC_NOERROR)
+ admhc_vdbg(ahcd,
+ "urb %p iso td %p (%d) len %d cc %d\n",
+ urb, td, 1 + td->index, dlen, cc);
+
+ /* BULK, INT, CONTROL ... drivers see aggregate length/status,
+ * except that "setup" bytes aren't counted and "short" transfers
+ * might not be reported as errors.
+ */
+ } else {
+ /* update packet status if needed (short is normally ok) */
+ if (cc == TD_CC_DATAUNDERRUN
+ && !(urb->transfer_flags & URB_SHORT_NOT_OK))
+ cc = TD_CC_NOERROR;
+
+ if (cc != TD_CC_NOERROR && cc < TD_CC_HCD0)
+ status = cc_to_error[cc];
+
+
+ /* count all non-empty packets except control SETUP packet */
+ if ((type != PIPE_CONTROL || td->index != 0) && tdDBP != 0)
+ urb->actual_length += tdDBP - td->data_dma + bl;
+
+ if (cc != TD_CC_NOERROR && cc < TD_CC_HCD0)
+ admhc_vdbg(ahcd,
+ "urb %p td %p (%d) cc %d, len=%d/%d\n",
+ urb, td, td->index, cc,
+ urb->actual_length,
+ urb->transfer_buffer_length);
+ }
+
+ list_del(&td->td_list);
+ urb_priv->td_idx++;
+
+ return status;
+}
+
+/*-------------------------------------------------------------------------*/
+
+static void ed_halted(struct admhcd *ahcd, struct td *td, int cc)
+{
+ struct urb *urb = td->urb;
+ struct urb_priv *urb_priv = urb->hcpriv;
+ struct ed *ed = td->ed;
+ struct list_head *tmp = td->td_list.next;
+ __hc32 toggle = ed->hwHeadP & cpu_to_hc32(ahcd, ED_C);
+
+ admhc_dump_ed(ahcd, "ed halted", td->ed, 1);
+ /* clear ed halt; this is the td that caused it, but keep it inactive
+ * until its urb->complete() has a chance to clean up.
+ */
+ ed->hwINFO |= cpu_to_hc32(ahcd, ED_SKIP);
+ wmb();
+ ed->hwHeadP &= ~cpu_to_hc32(ahcd, ED_H);
+
+ /* Get rid of all later tds from this urb. We don't have
+ * to be careful: no errors and nothing was transferred.
+ * Also patch the ed so it looks as if those tds completed normally.
+ */
+ while (tmp != &ed->td_list) {
+ struct td *next;
+
+ next = list_entry(tmp, struct td, td_list);
+ tmp = next->td_list.next;
+
+ if (next->urb != urb)
+ break;
+
+ /* NOTE: if multi-td control DATA segments get supported,
+ * this urb had one of them, this td wasn't the last td
+ * in that segment (TD_R clear), this ed halted because
+ * of a short read, _and_ URB_SHORT_NOT_OK is clear ...
+ * then we need to leave the control STATUS packet queued
+ * and clear ED_SKIP.
+ */
+ list_del(&next->td_list);
+ urb_priv->td_cnt++;
+ ed->hwHeadP = next->hwNextTD | toggle;
+ }
+
+ /* help for troubleshooting: report anything that
+ * looks odd ... that doesn't include protocol stalls
+ * (or maybe some other things)
+ */
+ switch (cc) {
+ case TD_CC_DATAUNDERRUN:
+ if ((urb->transfer_flags & URB_SHORT_NOT_OK) == 0)
+ break;
+ /* fallthrough */
+ case TD_CC_STALL:
+ if (usb_pipecontrol(urb->pipe))
+ break;
+ /* fallthrough */
+ default:
+ admhc_dbg(ahcd,
+ "urb %p path %s ep%d%s %08x cc %d --> status %d\n",
+ urb, urb->dev->devpath,
+ usb_pipeendpoint (urb->pipe),
+ usb_pipein(urb->pipe) ? "in" : "out",
+ hc32_to_cpu(ahcd, td->hwINFO),
+ cc, cc_to_error[cc]);
+ }
+}
+
+/*-------------------------------------------------------------------------*/
+
+/* there are some urbs/eds to unlink; called in_irq(), with HCD locked */
+static void
+finish_unlinks(struct admhcd *ahcd, u16 tick)
+{
+ struct ed *ed, **last;
+
+rescan_all:
+ for (last = &ahcd->ed_rm_list, ed = *last; ed != NULL; ed = *last) {
+ struct list_head *entry, *tmp;
+ int completed, modified;
+ __hc32 *prev;
+
+ /* only take off EDs that the HC isn't using, accounting for
+ * frame counter wraps and EDs with partially retired TDs
+ */
+ if (likely(HC_IS_RUNNING(admhcd_to_hcd(ahcd)->state))) {
+ if (tick_before(tick, ed->tick)) {
+skip_ed:
+ last = &ed->ed_rm_next;
+ continue;
+ }
+#if 0
+ if (!list_empty(&ed->td_list)) {
+ struct td *td;
+ u32 head;
+
+ td = list_entry(ed->td_list.next, struct td,
+ td_list);
+ head = hc32_to_cpu(ahcd, ed->hwHeadP) &
+ TD_MASK;
+
+ /* INTR_WDH may need to clean up first */
+ if (td->td_dma != head)
+ goto skip_ed;
+ }
+#endif
+ }
+
+ /* reentrancy: if we drop the schedule lock, someone might
+ * have modified this list. normally it's just prepending
+ * entries (which we'd ignore), but paranoia won't hurt.
+ */
+ *last = ed->ed_rm_next;
+ ed->ed_rm_next = NULL;
+ modified = 0;
+
+ /* unlink urbs as requested, but rescan the list after
+ * we call a completion since it might have unlinked
+ * another (earlier) urb
+ *
+ * When we get here, the HC doesn't see this ed. But it
+ * must not be rescheduled until all completed URBs have
+ * been given back to the driver.
+ */
+rescan_this:
+ completed = 0;
+ prev = &ed->hwHeadP;
+ list_for_each_safe(entry, tmp, &ed->td_list) {
+ struct td *td;
+ struct urb *urb;
+ struct urb_priv *urb_priv;
+ __hc32 savebits;
+ u32 tdINFO;
+ int status;
+
+ td = list_entry(entry, struct td, td_list);
+ urb = td->urb;
+ urb_priv = td->urb->hcpriv;
+
+ if (!urb->unlinked) {
+ prev = &td->hwNextTD;
+ continue;
+ }
+
+ if ((urb_priv) == NULL)
+ continue;
+
+ /* patch pointer hc uses */
+ savebits = *prev & ~cpu_to_hc32(ahcd, TD_MASK);
+ *prev = td->hwNextTD | savebits;
+ /* If this was unlinked, the TD may not have been
+ * retired ... so manually save dhe data toggle.
+ * The controller ignores the value we save for
+ * control and ISO endpoints.
+ */
+ tdINFO = hc32_to_cpup(ahcd, &td->hwINFO);
+ if ((tdINFO & TD_T) == TD_T_DATA0)
+ ed->hwHeadP &= ~cpu_to_hc32(ahcd, ED_C);
+ else if ((tdINFO & TD_T) == TD_T_DATA1)
+ ed->hwHeadP |= cpu_to_hc32(ahcd, ED_C);
+
+ /* HC may have partly processed this TD */
+#ifdef ADMHC_VERBOSE_DEBUG
+ urb_print(ahcd, urb, "PARTIAL", 0);
+#endif
+ status = td_done(ahcd, urb, td);
+
+ /* if URB is done, clean up */
+ if (urb_priv->td_idx == urb_priv->td_cnt) {
+ modified = completed = 1;
+ finish_urb(ahcd, urb, status);
+ }
+ }
+ if (completed && !list_empty(&ed->td_list))
+ goto rescan_this;
+
+ /* ED's now officially unlinked, hc doesn't see */
+ ed->state = ED_IDLE;
+ ed->hwHeadP &= ~cpu_to_hc32(ahcd, ED_H);
+ ed->hwNextED = 0;
+ wmb();
+ ed->hwINFO &= ~cpu_to_hc32(ahcd, ED_SKIP | ED_DEQUEUE);
+
+ /* but if there's work queued, reschedule */
+ if (!list_empty(&ed->td_list)) {
+ if (HC_IS_RUNNING(admhcd_to_hcd(ahcd)->state))
+ ed_schedule(ahcd, ed);
+ }
+
+ if (modified)
+ goto rescan_all;
+ }
+}
+
+/*-------------------------------------------------------------------------*/
+/*
+ * Process normal completions (error or success) and clean the schedules.
+ *
+ * This is the main path for handing urbs back to drivers. The only other
+ * normal path is finish_unlinks(), which unlinks URBs using ed_rm_list,
+ * instead of scanning the (re-reversed) donelist as this does.
+ */
+
+static void ed_unhalt(struct admhcd *ahcd, struct ed *ed, struct urb *urb)
+{
+ struct list_head *entry, *tmp;
+ __hc32 toggle = ed->hwHeadP & cpu_to_hc32(ahcd, ED_C);
+
+#ifdef ADMHC_VERBOSE_DEBUG
+ admhc_dump_ed(ahcd, "UNHALT", ed, 0);
+#endif
+ /* clear ed halt; this is the td that caused it, but keep it inactive
+ * until its urb->complete() has a chance to clean up.
+ */
+ ed->hwINFO |= cpu_to_hc32(ahcd, ED_SKIP);
+ wmb();
+ ed->hwHeadP &= ~cpu_to_hc32(ahcd, ED_H);
+
+ list_for_each_safe(entry, tmp, &ed->td_list) {
+ struct td *td = list_entry(entry, struct td, td_list);
+ __hc32 info;
+
+ if (td->urb != urb)
+ break;
+
+ info = td->hwINFO;
+ info &= ~cpu_to_hc32(ahcd, TD_CC | TD_OWN);
+ td->hwINFO = info;
+
+ ed->hwHeadP = td->hwNextTD | toggle;
+ wmb();
+ }
+
+}
+
+static void ed_intr_refill(struct admhcd *ahcd, struct ed *ed)
+{
+ __hc32 toggle = ed->hwHeadP & cpu_to_hc32(ahcd, ED_C);
+
+ ed->hwHeadP = ed->hwTailP | toggle;
+}
+
+
+static inline int is_ed_halted(struct admhcd *ahcd, struct ed *ed)
+{
+ return ((hc32_to_cpup(ahcd, &ed->hwHeadP) & ED_H) == ED_H);
+}
+
+static inline int is_td_halted(struct admhcd *ahcd, struct ed *ed,
+ struct td *td)
+{
+ return ((hc32_to_cpup(ahcd, &ed->hwHeadP) & TD_MASK) ==
+ (hc32_to_cpup(ahcd, &td->hwNextTD) & TD_MASK));
+}
+
+static void ed_update(struct admhcd *ahcd, struct ed *ed)
+{
+ struct list_head *entry, *tmp;
+
+#ifdef ADMHC_VERBOSE_DEBUG
+ admhc_dump_ed(ahcd, "UPDATE", ed, 1);
+#endif
+
+ list_for_each_safe(entry, tmp, &ed->td_list) {
+ struct td *td = list_entry(entry, struct td, td_list);
+ struct urb *urb = td->urb;
+ struct urb_priv *urb_priv = urb->hcpriv;
+ int status;
+
+ if (hc32_to_cpup(ahcd, &td->hwINFO) & TD_OWN)
+ break;
+
+ /* update URB's length and status from TD */
+ status = td_done(ahcd, urb, td);
+ if (is_ed_halted(ahcd, ed) && is_td_halted(ahcd, ed, td))
+ ed_unhalt(ahcd, ed, urb);
+
+ if (ed->type == PIPE_INTERRUPT)
+ ed_intr_refill(ahcd, ed);
+
+ /* If all this urb's TDs are done, call complete() */
+ if (urb_priv->td_idx == urb_priv->td_cnt)
+ finish_urb(ahcd, urb, status);
+
+ /* clean schedule: unlink EDs that are no longer busy */
+ if (list_empty(&ed->td_list)) {
+ if (ed->state == ED_OPER)
+ start_ed_unlink(ahcd, ed);
+
+ /* ... reenabling halted EDs only after fault cleanup */
+ } else if ((ed->hwINFO & cpu_to_hc32(ahcd,
+ ED_SKIP | ED_DEQUEUE))
+ == cpu_to_hc32(ahcd, ED_SKIP)) {
+ td = list_entry(ed->td_list.next, struct td, td_list);
+#if 0
+ if (!(td->hwINFO & cpu_to_hc32(ahcd, TD_DONE))) {
+ ed->hwINFO &= ~cpu_to_hc32(ahcd, ED_SKIP);
+ /* ... hc may need waking-up */
+ switch (ed->type) {
+ case PIPE_CONTROL:
+ admhc_writel(ahcd, OHCI_CLF,
+ &ahcd->regs->cmdstatus);
+ break;
+ case PIPE_BULK:
+ admhc_writel(ahcd, OHCI_BLF,
+ &ahcd->regs->cmdstatus);
+ break;
+ }
+ }
+#else
+ if ((td->hwINFO & cpu_to_hc32(ahcd, TD_OWN)))
+ ed->hwINFO &= ~cpu_to_hc32(ahcd, ED_SKIP);
+#endif
+ }
+
+ }
+}
+
+/* there are some tds completed; called in_irq(), with HCD locked */
+static void admhc_td_complete(struct admhcd *ahcd)
+{
+ struct ed *ed;
+
+ for (ed = ahcd->ed_head; ed; ed = ed->ed_next) {
+ if (ed->state != ED_OPER)
+ continue;
+
+ ed_update(ahcd, ed);
+ }
+}
--- /dev/null
+/*
+ * ADM5120 HCD (Host Controller Driver) for USB
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This file was derived from: drivers/usb/host/ohci.h
+ * (C) Copyright 1999 Roman Weissgaerber <weissg@vienna.at>
+ * (C) Copyright 2000-2002 David Brownell <dbrownell@users.sourceforge.net>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+/*
+ * __hc32 and __hc16 are "Host Controller" types, they may be equivalent to
+ * __leXX (normally) or __beXX (given OHCI_BIG_ENDIAN), depending on the
+ * host controller implementation.
+ */
+typedef __u32 __bitwise __hc32;
+typedef __u16 __bitwise __hc16;
+
+/*
+ * OHCI Endpoint Descriptor (ED) ... holds TD queue
+ * See OHCI spec, section 4.2
+ *
+ * This is a "Queue Head" for those transfers, which is why
+ * both EHCI and UHCI call similar structures a "QH".
+ */
+
+#define TD_DATALEN_MAX 4096
+
+#define ED_ALIGN 16
+#define ED_MASK ((u32)~(ED_ALIGN-1)) /* strip hw status in low addr bits */
+
+struct ed {
+ /* first fields are hardware-specified */
+ __hc32 hwINFO; /* endpoint config bitmap */
+ /* info bits defined by hcd */
+#define ED_DEQUEUE (1 << 27)
+ /* info bits defined by the hardware */
+#define ED_MPS_SHIFT 16
+#define ED_MPS_MASK ((1 << 11)-1)
+#define ED_MPS_GET(x) (((x) >> ED_MPS_SHIFT) & ED_MPS_MASK)
+#define ED_ISO (1 << 15) /* isochronous endpoint */
+#define ED_SKIP (1 << 14)
+#define ED_SPEED_FULL (1 << 13) /* fullspeed device */
+#define ED_INT (1 << 11) /* interrupt endpoint */
+#define ED_EN_SHIFT 7 /* endpoint shift */
+#define ED_EN_MASK ((1 << 4)-1) /* endpoint mask */
+#define ED_EN_GET(x) (((x) >> ED_EN_SHIFT) & ED_EN_MASK)
+#define ED_FA_MASK ((1 << 7)-1) /* function address mask */
+#define ED_FA_GET(x) ((x) & ED_FA_MASK)
+ __hc32 hwTailP; /* tail of TD list */
+ __hc32 hwHeadP; /* head of TD list (hc r/w) */
+#define ED_C (0x02) /* toggle carry */
+#define ED_H (0x01) /* halted */
+ __hc32 hwNextED; /* next ED in list */
+
+ /* rest are purely for the driver's use */
+ dma_addr_t dma; /* addr of ED */
+ struct td *dummy; /* next TD to activate */
+
+ struct list_head urb_list; /* list of our URBs */
+
+ /* host's view of schedule */
+ struct ed *ed_next; /* on schedule list */
+ struct ed *ed_prev; /* for non-interrupt EDs */
+ struct ed *ed_rm_next; /* on rm list */
+ struct list_head td_list; /* "shadow list" of our TDs */
+
+ /* create --> IDLE --> OPER --> ... --> IDLE --> destroy
+ * usually: OPER --> UNLINK --> (IDLE | OPER) --> ...
+ */
+ u8 state; /* ED_{IDLE,UNLINK,OPER} */
+#define ED_IDLE 0x00 /* NOT linked to HC */
+#define ED_UNLINK 0x01 /* being unlinked from hc */
+#define ED_OPER 0x02 /* IS linked to hc */
+
+ u8 type; /* PIPE_{BULK,...} */
+
+ /* periodic scheduling params (for intr and iso) */
+ u8 branch;
+ u16 interval;
+ u16 load;
+ u16 last_iso; /* iso only */
+
+ /* HC may see EDs on rm_list until next frame (frame_no == tick) */
+ u16 tick;
+} __attribute__ ((aligned(ED_ALIGN)));
+
+/*
+ * OHCI Transfer Descriptor (TD) ... one per transfer segment
+ * See OHCI spec, sections 4.3.1 (general = control/bulk/interrupt)
+ * and 4.3.2 (iso)
+ */
+
+#define TD_ALIGN 32
+#define TD_MASK ((u32)~(TD_ALIGN-1)) /* strip hw status in low addr bits */
+
+struct td {
+ /* first fields are hardware-specified */
+ __hc32 hwINFO; /* transfer info bitmask */
+
+ /* hwINFO bits */
+#define TD_OWN (1 << 31) /* owner of the descriptor */
+#define TD_CC_SHIFT 27 /* condition code */
+#define TD_CC_MASK 0xf
+#define TD_CC (TD_CC_MASK << TD_CC_SHIFT)
+#define TD_CC_GET(x) (((x) >> TD_CC_SHIFT) & TD_CC_MASK)
+
+#define TD_EC_SHIFT 25 /* error count */
+#define TD_EC_MASK 0x3
+#define TD_EC (TD_EC_MASK << TD_EC_SHIFT)
+#define TD_EC_GET(x) ((x >> TD_EC_SHIFT) & TD_EC_MASK)
+#define TD_T_SHIFT 23 /* data toggle state */
+#define TD_T_MASK 0x3
+#define TD_T (TD_T_MASK << TD_T_SHIFT)
+#define TD_T_DATA0 (0x2 << TD_T_SHIFT) /* DATA0 */
+#define TD_T_DATA1 (0x3 << TD_T_SHIFT) /* DATA1 */
+#define TD_T_CARRY (0x0 << TD_T_SHIFT) /* uses ED_C */
+#define TD_T_GET(x) (((x) >> TD_T_SHIFT) & TD_T_MASK)
+#define TD_DP_SHIFT 21 /* direction/pid */
+#define TD_DP_MASK 0x3
+#define TD_DP (TD_DP_MASK << TD_DP_SHIFT)
+#define TD_DP_GET (((x) >> TD_DP_SHIFT) & TD_DP_MASK)
+#define TD_DP_SETUP (0x0 << TD_DP_SHIFT) /* SETUP pid */
+#define TD_DP_OUT (0x1 << TD_DP_SHIFT) /* OUT pid */
+#define TD_DP_IN (0x2 << TD_DP_SHIFT) /* IN pid */
+#define TD_ISI_SHIFT 8 /* Interrupt Service Interval */
+#define TD_ISI_MASK 0x3f
+#define TD_ISI_GET(x) (((x) >> TD_ISI_SHIFT) & TD_ISI_MASK)
+#define TD_FN_MASK 0x3f /* frame number */
+#define TD_FN_GET(x) ((x) & TD_FN_MASK)
+
+ __hc32 hwDBP; /* Data Buffer Pointer (or 0) */
+ __hc32 hwCBL; /* Controller/Buffer Length */
+
+ /* hwCBL bits */
+#define TD_BL_MASK 0xffff /* buffer length */
+#define TD_BL_GET(x) ((x) & TD_BL_MASK)
+#define TD_IE (1 << 16) /* interrupt enable */
+ __hc32 hwNextTD; /* Next TD Pointer */
+
+ /* rest are purely for the driver's use */
+ __u8 index;
+ struct ed *ed;
+ struct td *td_hash; /* dma-->td hashtable */
+ struct td *next_dl_td;
+ struct urb *urb;
+
+ dma_addr_t td_dma; /* addr of this TD */
+ dma_addr_t data_dma; /* addr of data it points to */
+
+ struct list_head td_list; /* "shadow list", TDs on same ED */
+
+ u32 flags;
+#define TD_FLAG_DONE (1 << 17) /* retired to done list */
+#define TD_FLAG_ISO (1 << 16) /* copy of ED_ISO */
+} __attribute__ ((aligned(TD_ALIGN))); /* c/b/i need 16; only iso needs 32 */
+
+/*
+ * Hardware transfer status codes -- CC from td->hwINFO
+ */
+#define TD_CC_NOERROR 0x00
+#define TD_CC_CRC 0x01
+#define TD_CC_BITSTUFFING 0x02
+#define TD_CC_DATATOGGLEM 0x03
+#define TD_CC_STALL 0x04
+#define TD_CC_DEVNOTRESP 0x05
+#define TD_CC_PIDCHECKFAIL 0x06
+#define TD_CC_UNEXPECTEDPID 0x07
+#define TD_CC_DATAOVERRUN 0x08
+#define TD_CC_DATAUNDERRUN 0x09
+ /* 0x0A, 0x0B reserved for hardware */
+#define TD_CC_BUFFEROVERRUN 0x0C
+#define TD_CC_BUFFERUNDERRUN 0x0D
+ /* 0x0E, 0x0F reserved for HCD */
+#define TD_CC_HCD0 0x0E
+#define TD_CC_NOTACCESSED 0x0F
+
+/*
+ * preshifted status codes
+ */
+#define TD_SCC_NOTACCESSED (TD_CC_NOTACCESSED << TD_CC_SHIFT)
+
+
+/* map OHCI TD status codes (CC) to errno values */
+static const int cc_to_error[16] = {
+ /* No Error */ 0,
+ /* CRC Error */ -EILSEQ,
+ /* Bit Stuff */ -EPROTO,
+ /* Data Togg */ -EILSEQ,
+ /* Stall */ -EPIPE,
+ /* DevNotResp */ -ETIME,
+ /* PIDCheck */ -EPROTO,
+ /* UnExpPID */ -EPROTO,
+ /* DataOver */ -EOVERFLOW,
+ /* DataUnder */ -EREMOTEIO,
+ /* (for hw) */ -EIO,
+ /* (for hw) */ -EIO,
+ /* BufferOver */ -ECOMM,
+ /* BuffUnder */ -ENOSR,
+ /* (for HCD) */ -EALREADY,
+ /* (for HCD) */ -EALREADY
+};
+
+#define NUM_INTS 32
+
+/*
+ * This is the structure of the OHCI controller's memory mapped I/O region.
+ * You must use readl() and writel() (in <asm/io.h>) to access these fields!!
+ * Layout is in section 7 (and appendix B) of the spec.
+ */
+struct admhcd_regs {
+ __hc32 gencontrol; /* General Control */
+ __hc32 int_status; /* Interrupt Status */
+ __hc32 int_enable; /* Interrupt Enable */
+ __hc32 reserved00;
+ __hc32 host_control; /* Host General Control */
+ __hc32 reserved01;
+ __hc32 fminterval; /* Frame Interval */
+ __hc32 fmnumber; /* Frame Number */
+ __hc32 reserved02;
+ __hc32 reserved03;
+ __hc32 reserved04;
+ __hc32 reserved05;
+ __hc32 reserved06;
+ __hc32 reserved07;
+ __hc32 reserved08;
+ __hc32 reserved09;
+ __hc32 reserved10;
+ __hc32 reserved11;
+ __hc32 reserved12;
+ __hc32 reserved13;
+ __hc32 reserved14;
+ __hc32 reserved15;
+ __hc32 reserved16;
+ __hc32 reserved17;
+ __hc32 reserved18;
+ __hc32 reserved19;
+ __hc32 reserved20;
+ __hc32 reserved21;
+ __hc32 lsthresh; /* Low Speed Threshold */
+ __hc32 rhdesc; /* Root Hub Descriptor */
+#define MAX_ROOT_PORTS 2
+ __hc32 portstatus[MAX_ROOT_PORTS]; /* Port Status */
+ __hc32 hosthead; /* Host Descriptor Head */
+} __attribute__ ((aligned(32)));
+
+/*
+ * General Control register bits
+ */
+#define ADMHC_CTRL_UHFE (1 << 0) /* USB Host Function Enable */
+#define ADMHC_CTRL_SIR (1 << 1) /* Software Interrupt request */
+#define ADMHC_CTRL_DMAA (1 << 2) /* DMA Arbitration Control */
+#define ADMHC_CTRL_SR (1 << 3) /* Software Reset */
+
+/*
+ * Host General Control register bits
+ */
+#define ADMHC_HC_BUSS 0x3 /* USB bus state */
+#define ADMHC_BUSS_RESET 0x0
+#define ADMHC_BUSS_RESUME 0x1
+#define ADMHC_BUSS_OPER 0x2
+#define ADMHC_BUSS_SUSPEND 0x3
+#define ADMHC_HC_DMAE (1 << 2) /* DMA enable */
+
+/*
+ * Interrupt Status/Enable register bits
+ */
+#define ADMHC_INTR_SOFI (1 << 4) /* start of frame */
+#define ADMHC_INTR_RESI (1 << 5) /* resume detected */
+#define ADMHC_INTR_6 (1 << 6) /* unknown */
+#define ADMHC_INTR_7 (1 << 7) /* unknown */
+#define ADMHC_INTR_BABI (1 << 8) /* babble detected */
+#define ADMHC_INTR_INSM (1 << 9) /* root hub status change */
+#define ADMHC_INTR_SO (1 << 10) /* scheduling overrun */
+#define ADMHC_INTR_FNO (1 << 11) /* frame number overflow */
+#define ADMHC_INTR_TDC (1 << 20) /* transfer descriptor completed */
+#define ADMHC_INTR_SWI (1 << 29) /* software interrupt */
+#define ADMHC_INTR_FATI (1 << 30) /* fatal error */
+#define ADMHC_INTR_INTA (1 << 31) /* interrupt active */
+
+#define ADMHC_INTR_MIE (1 << 31) /* master interrupt enable */
+
+/*
+ * SOF Frame Interval register bits
+ */
+#define ADMHC_SFI_FI_MASK ((1 << 14)-1) /* Frame Interval value */
+#define ADMHC_SFI_FSLDP_SHIFT 16
+#define ADMHC_SFI_FSLDP_MASK ((1 << 15)-1)
+#define ADMHC_SFI_FIT (1 << 31) /* Frame Interval Toggle */
+
+/*
+ * SOF Frame Number register bits
+ */
+#define ADMHC_SFN_FN_MASK ((1 << 16)-1) /* Frame Number Mask */
+#define ADMHC_SFN_FR_SHIFT 16 /* Frame Remaining Shift */
+#define ADMHC_SFN_FR_MASK ((1 << 14)-1) /* Frame Remaining Mask */
+#define ADMHC_SFN_FRT (1 << 31) /* Frame Remaining Toggle */
+
+/*
+ * Root Hub Descriptor register bits
+ */
+#define ADMHC_RH_NUMP 0xff /* number of ports */
+#define ADMHC_RH_PSM (1 << 8) /* power switching mode */
+#define ADMHC_RH_NPS (1 << 9) /* no power switching */
+#define ADMHC_RH_OCPM (1 << 10) /* over current protection mode */
+#define ADMHC_RH_NOCP (1 << 11) /* no over current protection */
+#define ADMHC_RH_PPCM (0xff << 16) /* port power control */
+
+#define ADMHC_RH_LPS (1 << 24) /* local power switch */
+#define ADMHC_RH_OCI (1 << 25) /* over current indicator */
+
+/* status change bits */
+#define ADMHC_RH_LPSC (1 << 26) /* local power switch change */
+#define ADMHC_RH_OCIC (1 << 27) /* over current indicator change */
+
+#define ADMHC_RH_DRWE (1 << 28) /* device remote wakeup enable */
+#define ADMHC_RH_CRWE (1 << 29) /* clear remote wakeup enable */
+
+#define ADMHC_RH_CGP (1 << 24) /* clear global power */
+#define ADMHC_RH_SGP (1 << 26) /* set global power */
+
+/*
+ * Port Status register bits
+ */
+#define ADMHC_PS_CCS (1 << 0) /* current connect status */
+#define ADMHC_PS_PES (1 << 1) /* port enable status */
+#define ADMHC_PS_PSS (1 << 2) /* port suspend status */
+#define ADMHC_PS_POCI (1 << 3) /* port over current indicator */
+#define ADMHC_PS_PRS (1 << 4) /* port reset status */
+#define ADMHC_PS_PPS (1 << 8) /* port power status */
+#define ADMHC_PS_LSDA (1 << 9) /* low speed device attached */
+
+/* status change bits */
+#define ADMHC_PS_CSC (1 << 16) /* connect status change */
+#define ADMHC_PS_PESC (1 << 17) /* port enable status change */
+#define ADMHC_PS_PSSC (1 << 18) /* port suspend status change */
+#define ADMHC_PS_OCIC (1 << 19) /* over current indicator change */
+#define ADMHC_PS_PRSC (1 << 20) /* port reset status change */
+
+/* port feature bits */
+#define ADMHC_PS_CPE (1 << 0) /* clear port enable */
+#define ADMHC_PS_SPE (1 << 1) /* set port enable */
+#define ADMHC_PS_SPS (1 << 2) /* set port suspend */
+#define ADMHC_PS_CPS (1 << 3) /* clear suspend status */
+#define ADMHC_PS_SPR (1 << 4) /* set port reset */
+#define ADMHC_PS_SPP (1 << 8) /* set port power */
+#define ADMHC_PS_CPP (1 << 9) /* clear port power */
+
+/*
+ * the POTPGT value is not defined in the ADMHC, so define a dummy value
+ */
+#define ADMHC_POTPGT 2 /* in ms */
+
+/* hcd-private per-urb state */
+struct urb_priv {
+ struct ed *ed;
+ struct list_head pending; /* URBs on the same ED */
+
+ u32 td_cnt; /* # tds in this request */
+ u32 td_idx; /* index of the current td */
+ struct td *td[0]; /* all TDs in this request */
+};
+
+#define TD_HASH_SIZE 64 /* power'o'two */
+/* sizeof (struct td) ~= 64 == 2^6 ... */
+#define TD_HASH_FUNC(td_dma) ((td_dma ^ (td_dma >> 6)) % TD_HASH_SIZE)
+
+/*
+ * This is the full ADMHCD controller description
+ *
+ * Note how the "proper" USB information is just
+ * a subset of what the full implementation needs. (Linus)
+ */
+
+struct admhcd {
+ spinlock_t lock;
+
+ /*
+ * I/O memory used to communicate with the HC (dma-consistent)
+ */
+ struct admhcd_regs __iomem *regs;
+
+ /*
+ * hcd adds to schedule for a live hc any time, but removals finish
+ * only at the start of the next frame.
+ */
+
+ struct ed *ed_head;
+ struct ed *ed_tails[4];
+
+ struct ed *ed_rm_list; /* to be removed */
+
+ struct ed *periodic[NUM_INTS]; /* shadow int_table */
+
+#if 0 /* TODO: remove? */
+ /*
+ * OTG controllers and transceivers need software interaction;
+ * other external transceivers should be software-transparent
+ */
+ struct otg_transceiver *transceiver;
+ void (*start_hnp)(struct admhcd *ahcd);
+#endif
+
+ /*
+ * memory management for queue data structures
+ */
+ struct dma_pool *td_cache;
+ struct dma_pool *ed_cache;
+ struct td *td_hash[TD_HASH_SIZE];
+ struct list_head pending;
+
+ /*
+ * driver state
+ */
+ int num_ports;
+ int load[NUM_INTS];
+ u32 host_control; /* copy of the host_control reg */
+ unsigned long next_statechange; /* suspend/resume */
+ u32 fminterval; /* saved register */
+ unsigned autostop:1; /* rh auto stopping/stopped */
+
+ unsigned long flags; /* for HC bugs */
+#define OHCI_QUIRK_AMD756 0x01 /* erratum #4 */
+#define OHCI_QUIRK_SUPERIO 0x02 /* natsemi */
+#define OHCI_QUIRK_INITRESET 0x04 /* SiS, OPTi, ... */
+#define OHCI_QUIRK_BE_DESC 0x08 /* BE descriptors */
+#define OHCI_QUIRK_BE_MMIO 0x10 /* BE registers */
+#define OHCI_QUIRK_ZFMICRO 0x20 /* Compaq ZFMicro chipset*/
+ /* there are also chip quirks/bugs in init logic */
+
+#ifdef DEBUG
+ struct dentry *debug_dir;
+ struct dentry *debug_async;
+ struct dentry *debug_periodic;
+ struct dentry *debug_registers;
+#endif
+};
+
+/* convert between an hcd pointer and the corresponding ahcd_hcd */
+static inline struct admhcd *hcd_to_admhcd(struct usb_hcd *hcd)
+{
+ return (struct admhcd *)(hcd->hcd_priv);
+}
+static inline struct usb_hcd *admhcd_to_hcd(const struct admhcd *ahcd)
+{
+ return container_of((void *)ahcd, struct usb_hcd, hcd_priv);
+}
+
+/*-------------------------------------------------------------------------*/
+
+#ifndef DEBUG
+#define STUB_DEBUG_FILES
+#endif /* DEBUG */
+
+#ifdef DEBUG
+# define admhc_dbg(ahcd, fmt, args...) \
+ printk(KERN_DEBUG "adm5120-hcd: " fmt, ## args)
+#else
+# define admhc_dbg(ahcd, fmt, args...) do { } while (0)
+#endif
+
+#define admhc_err(ahcd, fmt, args...) \
+ printk(KERN_ERR "adm5120-hcd: " fmt, ## args)
+#define admhc_info(ahcd, fmt, args...) \
+ printk(KERN_INFO "adm5120-hcd: " fmt, ## args)
+#define admhc_warn(ahcd, fmt, args...) \
+ printk(KERN_WARNING "adm5120-hcd: " fmt, ## args)
+
+#ifdef ADMHC_VERBOSE_DEBUG
+# define admhc_vdbg admhc_dbg
+#else
+# define admhc_vdbg(ahcd, fmt, args...) do { } while (0)
+#endif
+
+/*-------------------------------------------------------------------------*/
+
+/*
+ * While most USB host controllers implement their registers and
+ * in-memory communication descriptors in little-endian format,
+ * a minority (notably the IBM STB04XXX and the Motorola MPC5200
+ * processors) implement them in big endian format.
+ *
+ * In addition some more exotic implementations like the Toshiba
+ * Spider (aka SCC) cell southbridge are "mixed" endian, that is,
+ * they have a different endianness for registers vs. in-memory
+ * descriptors.
+ *
+ * This attempts to support either format at compile time without a
+ * runtime penalty, or both formats with the additional overhead
+ * of checking a flag bit.
+ *
+ * That leads to some tricky Kconfig rules howevber. There are
+ * different defaults based on some arch/ppc platforms, though
+ * the basic rules are:
+ *
+ * Controller type Kconfig options needed
+ * --------------- ----------------------
+ * little endian CONFIG_USB_ADMHC_LITTLE_ENDIAN
+ *
+ * fully big endian CONFIG_USB_ADMHC_BIG_ENDIAN_DESC _and_
+ * CONFIG_USB_ADMHC_BIG_ENDIAN_MMIO
+ *
+ * mixed endian CONFIG_USB_ADMHC_LITTLE_ENDIAN _and_
+ * CONFIG_USB_OHCI_BIG_ENDIAN_{MMIO,DESC}
+ *
+ * (If you have a mixed endian controller, you -must- also define
+ * CONFIG_USB_ADMHC_LITTLE_ENDIAN or things will not work when building
+ * both your mixed endian and a fully big endian controller support in
+ * the same kernel image).
+ */
+
+#ifdef CONFIG_USB_ADMHC_BIG_ENDIAN_DESC
+#ifdef CONFIG_USB_ADMHC_LITTLE_ENDIAN
+#define big_endian_desc(ahcd) (ahcd->flags & OHCI_QUIRK_BE_DESC)
+#else
+#define big_endian_desc(ahcd) 1 /* only big endian */
+#endif
+#else
+#define big_endian_desc(ahcd) 0 /* only little endian */
+#endif
+
+#ifdef CONFIG_USB_ADMHC_BIG_ENDIAN_MMIO
+#ifdef CONFIG_USB_ADMHC_LITTLE_ENDIAN
+#define big_endian_mmio(ahcd) (ahcd->flags & OHCI_QUIRK_BE_MMIO)
+#else
+#define big_endian_mmio(ahcd) 1 /* only big endian */
+#endif
+#else
+#define big_endian_mmio(ahcd) 0 /* only little endian */
+#endif
+
+/*
+ * Big-endian read/write functions are arch-specific.
+ * Other arches can be added if/when they're needed.
+ *
+ */
+static inline unsigned int admhc_readl(const struct admhcd *ahcd,
+ __hc32 __iomem *regs)
+{
+#ifdef CONFIG_USB_ADMHC_BIG_ENDIAN_MMIO
+ return big_endian_mmio(ahcd) ?
+ readl_be(regs) :
+ readl(regs);
+#else
+ return readl(regs);
+#endif
+}
+
+static inline void admhc_writel(const struct admhcd *ahcd,
+ const unsigned int val, __hc32 __iomem *regs)
+{
+#ifdef CONFIG_USB_ADMHC_BIG_ENDIAN_MMIO
+ big_endian_mmio(ahcd) ?
+ writel_be(val, regs) :
+ writel(val, regs);
+#else
+ writel(val, regs);
+#endif
+}
+
+static inline void admhc_writel_flush(const struct admhcd *ahcd)
+{
+#if 0
+ /* TODO: remove? */
+ (void) admhc_readl(ahcd, &ahcd->regs->gencontrol);
+#endif
+}
+
+
+/*-------------------------------------------------------------------------*/
+
+/* cpu to ahcd */
+static inline __hc16 cpu_to_hc16(const struct admhcd *ahcd, const u16 x)
+{
+ return big_endian_desc(ahcd) ?
+ (__force __hc16)cpu_to_be16(x) :
+ (__force __hc16)cpu_to_le16(x);
+}
+
+static inline __hc16 cpu_to_hc16p(const struct admhcd *ahcd, const u16 *x)
+{
+ return big_endian_desc(ahcd) ?
+ cpu_to_be16p(x) :
+ cpu_to_le16p(x);
+}
+
+static inline __hc32 cpu_to_hc32(const struct admhcd *ahcd, const u32 x)
+{
+ return big_endian_desc(ahcd) ?
+ (__force __hc32)cpu_to_be32(x) :
+ (__force __hc32)cpu_to_le32(x);
+}
+
+static inline __hc32 cpu_to_hc32p(const struct admhcd *ahcd, const u32 *x)
+{
+ return big_endian_desc(ahcd) ?
+ cpu_to_be32p(x) :
+ cpu_to_le32p(x);
+}
+
+/* ahcd to cpu */
+static inline u16 hc16_to_cpu(const struct admhcd *ahcd, const __hc16 x)
+{
+ return big_endian_desc(ahcd) ?
+ be16_to_cpu((__force __be16)x) :
+ le16_to_cpu((__force __le16)x);
+}
+
+static inline u16 hc16_to_cpup(const struct admhcd *ahcd, const __hc16 *x)
+{
+ return big_endian_desc(ahcd) ?
+ be16_to_cpup((__force __be16 *)x) :
+ le16_to_cpup((__force __le16 *)x);
+}
+
+static inline u32 hc32_to_cpu(const struct admhcd *ahcd, const __hc32 x)
+{
+ return big_endian_desc(ahcd) ?
+ be32_to_cpu((__force __be32)x) :
+ le32_to_cpu((__force __le32)x);
+}
+
+static inline u32 hc32_to_cpup(const struct admhcd *ahcd, const __hc32 *x)
+{
+ return big_endian_desc(ahcd) ?
+ be32_to_cpup((__force __be32 *)x) :
+ le32_to_cpup((__force __le32 *)x);
+}
+
+/*-------------------------------------------------------------------------*/
+
+static inline u16 admhc_frame_no(const struct admhcd *ahcd)
+{
+ u32 t;
+
+ t = admhc_readl(ahcd, &ahcd->regs->fmnumber) & ADMHC_SFN_FN_MASK;
+ return (u16)t;
+}
+
+static inline u16 admhc_frame_remain(const struct admhcd *ahcd)
+{
+ u32 t;
+
+ t = admhc_readl(ahcd, &ahcd->regs->fmnumber) >> ADMHC_SFN_FR_SHIFT;
+ t &= ADMHC_SFN_FR_MASK;
+ return (u16)t;
+}
+
+/*-------------------------------------------------------------------------*/
+
+static inline void admhc_disable(struct admhcd *ahcd)
+{
+ admhcd_to_hcd(ahcd)->state = HC_STATE_HALT;
+}
+
+#define FI 0x2edf /* 12000 bits per frame (-1) */
+#define FSLDP(fi) (0x7fff & ((6 * ((fi) - 1200)) / 7))
+#define FIT ADMHC_SFI_FIT
+#define LSTHRESH 0x628 /* lowspeed bit threshold */
+
+static inline void periodic_reinit(struct admhcd *ahcd)
+{
+#if 0
+ u32 fi = ahcd->fminterval & ADMHC_SFI_FI_MASK;
+ u32 fit = admhc_readl(ahcd, &ahcd->regs->fminterval) & FIT;
+
+ /* TODO: adjust FSLargestDataPacket value too? */
+ admhc_writel(ahcd, (fit ^ FIT) | ahcd->fminterval,
+ &ahcd->regs->fminterval);
+#else
+ u32 fit = admhc_readl(ahcd, &ahcd->regs->fminterval) & FIT;
+
+ /* TODO: adjust FSLargestDataPacket value too? */
+ admhc_writel(ahcd, (fit ^ FIT) | ahcd->fminterval,
+ &ahcd->regs->fminterval);
+#endif
+}
+
+static inline u32 admhc_read_rhdesc(struct admhcd *ahcd)
+{
+ return admhc_readl(ahcd, &ahcd->regs->rhdesc);
+}
+
+static inline u32 admhc_read_portstatus(struct admhcd *ahcd, int port)
+{
+ return admhc_readl(ahcd, &ahcd->regs->portstatus[port]);
+}
+
+static inline void admhc_write_portstatus(struct admhcd *ahcd, int port,
+ u32 value)
+{
+ admhc_writel(ahcd, value, &ahcd->regs->portstatus[port]);
+}
+
+static inline void roothub_write_status(struct admhcd *ahcd, u32 value)
+{
+ /* FIXME: read-only bits must be masked out */
+ admhc_writel(ahcd, value, &ahcd->regs->rhdesc);
+}
+
+static inline void admhc_intr_disable(struct admhcd *ahcd, u32 ints)
+{
+ u32 t;
+
+ t = admhc_readl(ahcd, &ahcd->regs->int_enable);
+ t &= ~(ints);
+ admhc_writel(ahcd, t, &ahcd->regs->int_enable);
+ /* TODO: flush writes ?*/
+}
+
+static inline void admhc_intr_enable(struct admhcd *ahcd, u32 ints)
+{
+ u32 t;
+
+ t = admhc_readl(ahcd, &ahcd->regs->int_enable);
+ t |= ints;
+ admhc_writel(ahcd, t, &ahcd->regs->int_enable);
+ /* TODO: flush writes ?*/
+}
+
+static inline void admhc_intr_ack(struct admhcd *ahcd, u32 ints)
+{
+ admhc_writel(ahcd, ints, &ahcd->regs->int_status);
+}
+
+static inline void admhc_dma_enable(struct admhcd *ahcd)
+{
+ u32 t;
+
+ t = admhc_readl(ahcd, &ahcd->regs->host_control);
+ if (t & ADMHC_HC_DMAE)
+ return;
+
+ t |= ADMHC_HC_DMAE;
+ admhc_writel(ahcd, t, &ahcd->regs->host_control);
+ admhc_vdbg(ahcd, "DMA enabled\n");
+}
+
+static inline void admhc_dma_disable(struct admhcd *ahcd)
+{
+ u32 t;
+
+ t = admhc_readl(ahcd, &ahcd->regs->host_control);
+ if (!(t & ADMHC_HC_DMAE))
+ return;
+
+ t &= ~ADMHC_HC_DMAE;
+ admhc_writel(ahcd, t, &ahcd->regs->host_control);
+ admhc_vdbg(ahcd, "DMA disabled\n");
+}
--- /dev/null
+/*
+ * ADM5120_WDT 0.01: Infineon ADM5120 SoC watchdog driver
+ * Copyright (c) Ondrej Zajicek <santiago@crfreenet.org>, 2007
+ *
+ * based on
+ *
+ * RC32434_WDT 0.01: IDT Interprise 79RC32434 watchdog driver
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version
+ * 2 of the License, or (at your option) any later version.
+ *
+ */
+#include <linux/module.h>
+#include <linux/types.h>
+#include <linux/fs.h>
+#include <linux/miscdevice.h>
+#include <linux/watchdog.h>
+#include <linux/irq.h>
+
+#include <asm/bootinfo.h>
+
+#include <asm/mach-adm5120/adm5120_info.h>
+#include <asm/mach-adm5120/adm5120_defs.h>
+#include <asm/mach-adm5120/adm5120_switch.h>
+
+#define DEFAULT_TIMEOUT 15 /* (secs) Default is 15 seconds */
+#define MAX_TIMEOUT 327
+/* Max is 327 seconds, counter is 15-bit integer, step is 10 ms */
+
+#define NAME "adm5120_wdt"
+#define VERSION "0.1"
+
+static int expect_close;
+static int access;
+static unsigned int timeout = DEFAULT_TIMEOUT;
+
+static int nowayout = WATCHDOG_NOWAYOUT;
+module_param(nowayout, int, 0);
+MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started (default=" __MODULE_STRING(WATCHDOG_NOWAYOUT) ")");
+MODULE_LICENSE("GPL");
+
+
+static inline void wdt_set_timeout(void)
+{
+ u32 val = (1 << 31) | (((timeout * 100) & 0x7FFF) << 16);
+ SW_WRITE_REG(SWITCH_REG_WDOG0, val);
+}
+
+/*
+ It looks like WDOG0-register-write don't modify counter,
+ but WDOG0-register-read resets counter.
+*/
+
+static inline void wdt_reset_counter(void)
+{
+ SW_READ_REG(SWITCH_REG_WDOG0);
+}
+
+static inline void wdt_disable(void)
+{
+ SW_WRITE_REG(SWITCH_REG_WDOG0, 0x7FFF0000);
+}
+
+
+
+static int wdt_open(struct inode *inode, struct file *file)
+{
+ /* Allow only one person to hold it open */
+ if (access)
+ return -EBUSY;
+
+ if (nowayout)
+ __module_get(THIS_MODULE);
+
+ /* Activate timer */
+ wdt_reset_counter();
+ wdt_set_timeout();
+ printk(KERN_INFO NAME ": enabling watchdog timer\n");
+ access = 1;
+ return 0;
+}
+
+static int wdt_release(struct inode *inode, struct file *file)
+{
+ /*
+ * Shut off the timer.
+ * Lock it in if it's a module and we set nowayout
+ */
+ if (expect_close && (nowayout == 0)) {
+ wdt_disable();
+ printk(KERN_INFO NAME ": disabling watchdog timer\n");
+ module_put(THIS_MODULE);
+ } else
+ printk(KERN_CRIT NAME ": device closed unexpectedly. WDT will not stop!\n");
+
+ access = 0;
+ return 0;
+}
+
+static ssize_t wdt_write(struct file *file, const char *data, size_t len, loff_t *ppos)
+{
+ /* Refresh the timer. */
+ if (len) {
+ if (!nowayout) {
+ size_t i;
+
+ /* In case it was set long ago */
+ expect_close = 0;
+
+ for (i = 0; i != len; i++) {
+ char c;
+ if (get_user(c, data + i))
+ return -EFAULT;
+ if (c == 'V')
+ expect_close = 1;
+ }
+ }
+ wdt_reset_counter();
+ return len;
+ }
+ return 0;
+}
+
+static long wdt_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
+{
+ int new_timeout;
+ static struct watchdog_info ident = {
+ .options = WDIOF_SETTIMEOUT |
+ WDIOF_KEEPALIVEPING |
+ WDIOF_MAGICCLOSE,
+ .firmware_version = 0,
+ .identity = "ADM5120_WDT Watchdog",
+ };
+ switch (cmd) {
+ default:
+ return -ENOTTY;
+ case WDIOC_GETSUPPORT:
+ if (copy_to_user((struct watchdog_info *)arg, &ident, sizeof(ident)))
+ return -EFAULT;
+ return 0;
+ case WDIOC_GETSTATUS:
+ case WDIOC_GETBOOTSTATUS:
+ return put_user(0, (int *)arg);
+ case WDIOC_KEEPALIVE:
+ wdt_reset_counter();
+ return 0;
+ case WDIOC_SETTIMEOUT:
+ if (get_user(new_timeout, (int *)arg))
+ return -EFAULT;
+ if (new_timeout < 1)
+ return -EINVAL;
+ if (new_timeout > MAX_TIMEOUT)
+ return -EINVAL;
+ timeout = new_timeout;
+ wdt_set_timeout();
+ /* Fall */
+ case WDIOC_GETTIMEOUT:
+ return put_user(timeout, (int *)arg);
+ }
+}
+
+static const struct file_operations wdt_fops = {
+ .owner = THIS_MODULE,
+ .llseek = no_llseek,
+ .write = wdt_write,
+ .unlocked_ioctl = wdt_ioctl,
+ .open = wdt_open,
+ .release = wdt_release,
+};
+
+static struct miscdevice wdt_miscdev = {
+ .minor = WATCHDOG_MINOR,
+ .name = "watchdog",
+ .fops = &wdt_fops,
+};
+
+static char banner[] __initdata = KERN_INFO NAME ": Watchdog Timer version " VERSION "\n";
+
+static int __init watchdog_init(void)
+{
+ int ret;
+
+ ret = misc_register(&wdt_miscdev);
+
+ if (ret)
+ return ret;
+
+ wdt_disable();
+ printk(banner);
+
+ return 0;
+}
+
+static void __exit watchdog_exit(void)
+{
+ misc_deregister(&wdt_miscdev);
+}
+
+module_init(watchdog_init);
+module_exit(watchdog_exit);
--- /dev/null
+--- a/arch/mips/Kconfig
++++ b/arch/mips/Kconfig
+@@ -60,6 +60,24 @@ choice
+ prompt "System type"
+ default SGI_IP22
+
++config ADM5120
++ bool "Infineon/ADMtek ADM5120 SoC based machines"
++ select BOOT_RAW
++ select NO_EXCEPT_FILL
++ select CEVT_R4K
++ select CSRC_R4K
++ select SYS_HAS_CPU_MIPS32_R1
++ select SYS_HAS_EARLY_PRINTK
++ select DMA_NONCOHERENT
++ select IRQ_CPU
++ select SYS_SUPPORTS_LITTLE_ENDIAN
++ select SYS_SUPPORTS_BIG_ENDIAN
++ select SYS_SUPPORTS_32BIT_KERNEL
++ select ARCH_REQUIRE_GPIOLIB
++ select SWAP_IO_SPACE if CPU_BIG_ENDIAN
++ select MIPS_MACHINE
++ select HAVE_CLK
++
+ config MIPS_ALCHEMY
+ bool "Alchemy processor based machines"
+ select 64BIT_PHYS_ADDR
+@@ -834,6 +852,7 @@ config MIPS_PARAVIRT
+
+ endchoice
+
++source "arch/mips/adm5120/Kconfig"
+ source "arch/mips/alchemy/Kconfig"
+ source "arch/mips/ath79/Kconfig"
+ source "arch/mips/bcm47xx/Kconfig"
+--- a/arch/mips/Kbuild.platforms
++++ b/arch/mips/Kbuild.platforms
+@@ -1,5 +1,6 @@
+ # All platforms listed in alphabetic order
+
++platforms += adm5120
+ platforms += alchemy
+ platforms += ar7
+ platforms += ath79
--- /dev/null
+--- a/drivers/mtd/maps/Kconfig
++++ b/drivers/mtd/maps/Kconfig
+@@ -399,4 +399,8 @@ config MTD_LATCH_ADDR
+
+ If compiled as a module, it will be called latch-addr-flash.
+
++config MTD_ADM5120
++ tristate "Map driver for ADM5120 based boards"
++ depends on ADM5120
++
+ endmenu
+--- a/drivers/mtd/maps/Makefile
++++ b/drivers/mtd/maps/Makefile
+@@ -30,6 +30,7 @@ obj-$(CONFIG_MTD_SUN_UFLASH) += sun_ufla
+ obj-$(CONFIG_MTD_SCx200_DOCFLASH)+= scx200_docflash.o
+ obj-$(CONFIG_MTD_SOLUTIONENGINE)+= solutionengine.o
+ obj-$(CONFIG_MTD_PCI) += pci.o
++obj-$(CONFIG_MTD_ADM5120) += adm5120-flash.o
+ obj-$(CONFIG_MTD_IMPA7) += impa7.o
+ obj-$(CONFIG_MTD_UCLINUX) += uclinux.o
+ obj-$(CONFIG_MTD_NETtel) += nettel.o
--- /dev/null
+--- a/drivers/net/Kconfig
++++ b/drivers/net/Kconfig
+@@ -263,6 +263,10 @@ source "drivers/net/dsa/Kconfig"
+
+ source "drivers/net/ethernet/Kconfig"
+
++config ADM5120_ENET
++ tristate "ADM5120 Ethernet switch support"
++ depends on ADM5120
++
+ source "drivers/net/fddi/Kconfig"
+
+ source "drivers/net/hippi/Kconfig"
+--- a/drivers/net/Makefile
++++ b/drivers/net/Makefile
+@@ -34,6 +34,7 @@ obj-$(CONFIG_CAN) += can/
+ obj-$(CONFIG_ETRAX_ETHERNET) += cris/
+ obj-$(CONFIG_NET_DSA) += dsa/
+ obj-$(CONFIG_ETHERNET) += ethernet/
++obj-$(CONFIG_ADM5120_ENET) += adm5120sw.o
+ obj-$(CONFIG_FDDI) += fddi/
+ obj-$(CONFIG_HIPPI) += hippi/
+ obj-$(CONFIG_HAMRADIO) += hamradio/
--- /dev/null
+--- a/drivers/usb/Makefile
++++ b/drivers/usb/Makefile
+@@ -12,6 +12,7 @@ obj-$(CONFIG_USB_DWC2) += dwc2/
+ obj-$(CONFIG_USB_MON) += mon/
+
+ obj-$(CONFIG_PCI) += host/
++obj-$(CONFIG_USB_ADM5120_HCD) += host/
+ obj-$(CONFIG_USB_EHCI_HCD) += host/
+ obj-$(CONFIG_USB_ISP116X_HCD) += host/
+ obj-$(CONFIG_USB_OHCI_HCD) += host/
+--- a/drivers/usb/host/Kconfig
++++ b/drivers/usb/host/Kconfig
+@@ -3,6 +3,10 @@
+ #
+ comment "USB Host Controller Drivers"
+
++config USB_ADM5120_HCD
++ tristate "ADM5120 HCD support (EXPERIMENTAL)"
++ depends on USB && ADM5120 && EXPERIMENTAL
++
+ config USB_C67X00_HCD
+ tristate "Cypress C67x00 HCD support"
+ help
+--- a/drivers/usb/host/Makefile
++++ b/drivers/usb/host/Makefile
+@@ -31,6 +31,7 @@ obj-$(CONFIG_PCI) += pci-quirks.o
+ obj-$(CONFIG_USB_XHCI_PCI) += xhci-pci.o
+ obj-$(CONFIG_USB_XHCI_PLATFORM) += xhci-plat-hcd.o
+
++obj-$(CONFIG_USB_ADM5120_HCD) += adm5120-hcd.o
+ obj-$(CONFIG_USB_EHCI_HCD) += ehci-hcd.o
+ obj-$(CONFIG_USB_EHCI_PCI) += ehci-pci.o
+ obj-$(CONFIG_USB_EHCI_HCD_PLATFORM) += ehci-platform.o
--- /dev/null
+--- a/arch/mips/pci/Makefile
++++ b/arch/mips/pci/Makefile
+@@ -18,6 +18,7 @@ obj-$(CONFIG_PCI_TX4927) += ops-tx4927.o
+ obj-$(CONFIG_BCM47XX) += pci-bcm47xx.o
+ obj-$(CONFIG_BCM63XX) += pci-bcm63xx.o fixup-bcm63xx.o \
+ ops-bcm63xx.o
++obj-$(CONFIG_ADM5120) += pci-adm5120.o
+ obj-$(CONFIG_MIPS_ALCHEMY) += pci-alchemy.o
+ obj-$(CONFIG_SOC_AR71XX) += pci-ar71xx.o
+ obj-$(CONFIG_PCI_AR724X) += pci-ar724x.o
+--- a/include/linux/pci_ids.h
++++ b/include/linux/pci_ids.h
+@@ -1820,6 +1820,9 @@
+
+ #define PCI_VENDOR_ID_CB 0x1307 /* Measurement Computing */
+
++#define PCI_VENDOR_ID_ADMTEK 0x1317
++#define PCI_DEVICE_ID_ADMTEK_ADM5120 0x5120
++
+ #define PCI_VENDOR_ID_SIIG 0x131f
+ #define PCI_SUBVENDOR_ID_SIIG 0x131f
+ #define PCI_DEVICE_ID_SIIG_1S_10x_550 0x1000
--- /dev/null
+--- a/drivers/leds/Kconfig
++++ b/drivers/leds/Kconfig
+@@ -508,4 +508,12 @@ config LEDS_VERSATILE
+ comment "LED Triggers"
+ source "drivers/leds/trigger/Kconfig"
+
++config LEDS_TRIGGER_ADM5120_SWITCH
++ tristate "LED ADM5120 Switch Port Status Trigger"
++ depends on LEDS_TRIGGERS && ADM5120
++ help
++ This allows LEDs to be controlled by the port states of
++ the ADM5120 built-in Ethernet Switch
++ If unsure, say N.
++
+ endif # NEW_LEDS
+--- a/drivers/leds/Makefile
++++ b/drivers/leds/Makefile
+@@ -65,3 +65,4 @@ obj-$(CONFIG_LEDS_TRIGGERS) += trigger/
+ obj-$(CONFIG_LEDS_TRIGGER_MORSE) += ledtrig-morse.o
+ obj-$(CONFIG_LEDS_TRIGGER_NETDEV) += ledtrig-netdev.o
+ obj-$(CONFIG_LEDS_TRIGGER_USBDEV) += ledtrig-usbdev.o
++obj-$(CONFIG_LEDS_TRIGGER_ADM5120_SWITCH) += ledtrig-adm5120-switch.o
--- /dev/null
+--- a/drivers/mtd/mtdpart.c
++++ b/drivers/mtd/mtdpart.c
+@@ -29,11 +29,9 @@
+ #include <linux/kmod.h>
+ #include <linux/mtd/mtd.h>
+ #include <linux/mtd/partitions.h>
+-#include <linux/magic.h>
+ #include <linux/err.h>
+
+ #include "mtdcore.h"
+-#include "mtdsplit/mtdsplit.h"
+
+ #define MTD_ERASE_PARTIAL 0x8000 /* partition only covers parts of an erase block */
+
+@@ -49,14 +47,13 @@ struct mtd_part {
+ struct list_head list;
+ };
+
+-static void mtd_partition_split(struct mtd_info *master, struct mtd_part *part);
+-
+ /*
+ * Given a pointer to the MTD object in the mtd_part structure, we can retrieve
+ * the pointer to that structure with this macro.
+ */
+ #define PART(x) ((struct mtd_part *)(x))
+
++
+ /*
+ * MTD methods which simply translate the effective address and pass through
+ * to the _real_ device.
+@@ -520,12 +517,14 @@ static struct mtd_part *allocate_partiti
+ if (slave->offset == MTDPART_OFS_APPEND)
+ slave->offset = cur_offset;
+ if (slave->offset == MTDPART_OFS_NXTBLK) {
+- /* Round up to next erasesize */
+- slave->offset = mtd_roundup_to_eb(cur_offset, master);
+- if (slave->offset != cur_offset)
++ slave->offset = cur_offset;
++ if (mtd_mod_by_eb(cur_offset, master) != 0) {
++ /* Round up to next erasesize */
++ slave->offset = (mtd_div_by_eb(cur_offset, master) + 1) * master->erasesize;
+ printk(KERN_NOTICE "Moving partition %d: "
+ "0x%012llx -> 0x%012llx\n", partno,
+ (unsigned long long)cur_offset, (unsigned long long)slave->offset);
++ }
+ }
+ if (slave->offset == MTDPART_OFS_RETAIN) {
+ slave->offset = cur_offset;
+@@ -629,10 +628,8 @@ out_register:
+ return slave;
+ }
+
+-
+-static int
+-__mtd_add_partition(struct mtd_info *master, const char *name,
+- long long offset, long long length, bool dup_check)
++int mtd_add_partition(struct mtd_info *master, const char *name,
++ long long offset, long long length)
+ {
+ struct mtd_partition part;
+ struct mtd_part *p, *new;
+@@ -664,24 +661,21 @@ __mtd_add_partition(struct mtd_info *mas
+ end = offset + length;
+
+ mutex_lock(&mtd_partitions_mutex);
+- if (dup_check) {
+- list_for_each_entry(p, &mtd_partitions, list)
+- if (p->master == master) {
+- if ((start >= p->offset) &&
+- (start < (p->offset + p->mtd.size)))
+- goto err_inv;
+-
+- if ((end >= p->offset) &&
+- (end < (p->offset + p->mtd.size)))
+- goto err_inv;
+- }
+- }
++ list_for_each_entry(p, &mtd_partitions, list)
++ if (p->master == master) {
++ if ((start >= p->offset) &&
++ (start < (p->offset + p->mtd.size)))
++ goto err_inv;
++
++ if ((end >= p->offset) &&
++ (end < (p->offset + p->mtd.size)))
++ goto err_inv;
++ }
+
+ list_add(&new->list, &mtd_partitions);
+ mutex_unlock(&mtd_partitions_mutex);
+
+ add_mtd_device(&new->mtd);
+- mtd_partition_split(master, new);
+
+ return ret;
+ err_inv:
+@@ -691,12 +685,6 @@ err_inv:
+ }
+ EXPORT_SYMBOL_GPL(mtd_add_partition);
+
+-int mtd_add_partition(struct mtd_info *master, const char *name,
+- long long offset, long long length)
+-{
+- return __mtd_add_partition(master, name, offset, length, true);
+-}
+-
+ int mtd_del_partition(struct mtd_info *master, int partno)
+ {
+ struct mtd_part *slave, *next;
+@@ -720,166 +708,6 @@ int mtd_del_partition(struct mtd_info *m
+ }
+ EXPORT_SYMBOL_GPL(mtd_del_partition);
+
+-static int
+-run_parsers_by_type(struct mtd_part *slave, enum mtd_parser_type type)
+-{
+- struct mtd_partition *parts;
+- int nr_parts;
+- int i;
+-
+- nr_parts = parse_mtd_partitions_by_type(&slave->mtd, type, &parts,
+- NULL);
+- if (nr_parts <= 0)
+- return nr_parts;
+-
+- if (WARN_ON(!parts))
+- return 0;
+-
+- for (i = 0; i < nr_parts; i++) {
+- /* adjust partition offsets */
+- parts[i].offset += slave->offset;
+-
+- __mtd_add_partition(slave->master,
+- parts[i].name,
+- parts[i].offset,
+- parts[i].size,
+- false);
+- }
+-
+- kfree(parts);
+-
+- return nr_parts;
+-}
+-
+-static inline unsigned long
+-mtd_pad_erasesize(struct mtd_info *mtd, int offset, int len)
+-{
+- unsigned long mask = mtd->erasesize - 1;
+-
+- len += offset & mask;
+- len = (len + mask) & ~mask;
+- len -= offset & mask;
+- return len;
+-}
+-
+-static int split_squashfs(struct mtd_info *master, int offset, int *split_offset)
+-{
+- size_t squashfs_len;
+- int len, ret;
+-
+- ret = mtd_get_squashfs_len(master, offset, &squashfs_len);
+- if (ret)
+- return ret;
+-
+- len = mtd_pad_erasesize(master, offset, squashfs_len);
+- *split_offset = offset + len;
+-
+- return 0;
+-}
+-
+-static void split_rootfs_data(struct mtd_info *master, struct mtd_part *part)
+-{
+- unsigned int split_offset = 0;
+- unsigned int split_size;
+- int ret;
+-
+- ret = split_squashfs(master, part->offset, &split_offset);
+- if (ret)
+- return;
+-
+- if (split_offset <= 0)
+- return;
+-
+- if (config_enabled(CONFIG_MTD_SPLIT_SQUASHFS_ROOT))
+- pr_err("Dedicated partitioner didn't create \"rootfs_data\" partition, please fill a bug report!\n");
+- else
+- pr_warn("Support for built-in \"rootfs_data\" splitter will be removed, please use CONFIG_MTD_SPLIT_SQUASHFS_ROOT\n");
+-
+- split_size = part->mtd.size - (split_offset - part->offset);
+- printk(KERN_INFO "mtd: partition \"%s\" created automatically, ofs=0x%x, len=0x%x\n",
+- ROOTFS_SPLIT_NAME, split_offset, split_size);
+-
+- __mtd_add_partition(master, ROOTFS_SPLIT_NAME, split_offset,
+- split_size, false);
+-}
+-
+-#define UBOOT_MAGIC 0x27051956
+-
+-static void split_uimage(struct mtd_info *master, struct mtd_part *part)
+-{
+- struct {
+- __be32 magic;
+- __be32 pad[2];
+- __be32 size;
+- } hdr;
+- size_t len;
+-
+- if (mtd_read(master, part->offset, sizeof(hdr), &len, (void *) &hdr))
+- return;
+-
+- if (len != sizeof(hdr) || hdr.magic != cpu_to_be32(UBOOT_MAGIC))
+- return;
+-
+- len = be32_to_cpu(hdr.size) + 0x40;
+- len = mtd_pad_erasesize(master, part->offset, len);
+- if (len + master->erasesize > part->mtd.size)
+- return;
+-
+- if (config_enabled(CONFIG_MTD_SPLIT_UIMAGE_FW))
+- pr_err("Dedicated partitioner didn't split firmware partition, please fill a bug report!\n");
+- else
+- pr_warn("Support for built-in firmware splitter will be removed, please use CONFIG_MTD_SPLIT_UIMAGE_FW\n");
+-
+- __mtd_add_partition(master, "rootfs", part->offset + len,
+- part->mtd.size - len, false);
+-}
+-
+-#ifdef CONFIG_MTD_SPLIT_FIRMWARE_NAME
+-#define SPLIT_FIRMWARE_NAME CONFIG_MTD_SPLIT_FIRMWARE_NAME
+-#else
+-#define SPLIT_FIRMWARE_NAME "unused"
+-#endif
+-
+-static void split_firmware(struct mtd_info *master, struct mtd_part *part)
+-{
+- int ret;
+-
+- ret = run_parsers_by_type(part, MTD_PARSER_TYPE_FIRMWARE);
+- if (ret > 0)
+- return;
+-
+- if (config_enabled(CONFIG_MTD_UIMAGE_SPLIT))
+- split_uimage(master, part);
+-}
+-
+-void __weak arch_split_mtd_part(struct mtd_info *master, const char *name,
+- int offset, int size)
+-{
+-}
+-
+-static void mtd_partition_split(struct mtd_info *master, struct mtd_part *part)
+-{
+- static int rootfs_found = 0;
+-
+- if (rootfs_found)
+- return;
+-
+- if (!strcmp(part->mtd.name, "rootfs")) {
+- int num = run_parsers_by_type(part, MTD_PARSER_TYPE_ROOTFS);
+-
+- if (num <= 0 && config_enabled(CONFIG_MTD_ROOTFS_SPLIT))
+- split_rootfs_data(master, part);
+-
+- rootfs_found = 1;
+- }
+-
+- if (!strcmp(part->mtd.name, SPLIT_FIRMWARE_NAME) &&
+- config_enabled(CONFIG_MTD_SPLIT_FIRMWARE))
+- split_firmware(master, part);
+-
+- arch_split_mtd_part(master, part->mtd.name, part->offset,
+- part->mtd.size);
+-}
+ /*
+ * This function, given a master MTD object and a partition table, creates
+ * and registers slave MTD objects which are bound to the master according to
+@@ -909,7 +737,6 @@ int add_mtd_partitions(struct mtd_info *
+ mutex_unlock(&mtd_partitions_mutex);
+
+ add_mtd_device(&slave->mtd);
+- mtd_partition_split(master, slave);
+
+ cur_offset = slave->offset + slave->mtd.size;
+ }
+@@ -939,30 +766,6 @@ static struct mtd_part_parser *get_parti
+
+ #define put_partition_parser(p) do { module_put((p)->owner); } while (0)
+
+-static struct mtd_part_parser *
+-get_partition_parser_by_type(enum mtd_parser_type type,
+- struct mtd_part_parser *start)
+-{
+- struct mtd_part_parser *p, *ret = NULL;
+-
+- spin_lock(&part_parser_lock);
+-
+- p = list_prepare_entry(start, &part_parsers, list);
+- if (start)
+- put_partition_parser(start);
+-
+- list_for_each_entry_continue(p, &part_parsers, list) {
+- if (p->type == type && try_module_get(p->owner)) {
+- ret = p;
+- break;
+- }
+- }
+-
+- spin_unlock(&part_parser_lock);
+-
+- return ret;
+-}
+-
+ void register_mtd_parser(struct mtd_part_parser *p)
+ {
+ spin_lock(&part_parser_lock);
+@@ -1036,38 +839,6 @@ int parse_mtd_partitions(struct mtd_info
+ return ret;
+ }
+
+-int parse_mtd_partitions_by_type(struct mtd_info *master,
+- enum mtd_parser_type type,
+- struct mtd_partition **pparts,
+- struct mtd_part_parser_data *data)
+-{
+- struct mtd_part_parser *prev = NULL;
+- int ret = 0;
+-
+- while (1) {
+- struct mtd_part_parser *parser;
+-
+- parser = get_partition_parser_by_type(type, prev);
+- if (!parser)
+- break;
+-
+- ret = (*parser->parse_fn)(master, pparts, data);
+-
+- if (ret > 0) {
+- put_partition_parser(parser);
+- printk(KERN_NOTICE
+- "%d %s partitions found on MTD device %s\n",
+- ret, parser->name, master->name);
+- break;
+- }
+-
+- prev = parser;
+- }
+-
+- return ret;
+-}
+-EXPORT_SYMBOL_GPL(parse_mtd_partitions_by_type);
+-
+ int mtd_is_partition(const struct mtd_info *mtd)
+ {
+ struct mtd_part *part;
--- /dev/null
+--- a/drivers/mtd/Kconfig
++++ b/drivers/mtd/Kconfig
+@@ -52,6 +52,14 @@ config MTD_TESTS
+ WARNING: some of the tests will ERASE entire MTD device which they
+ test. Do not use these tests unless you really know what you do.
+
++config MTD_ROOTFS_ROOT_DEV
++ bool "Automatically set 'rootfs' partition to be root filesystem"
++ default y
++
++config MTD_ROOTFS_SPLIT
++ bool "Automatically split 'rootfs' partition for squashfs"
++ default y
++
+ config MTD_REDBOOT_PARTS
+ tristate "RedBoot partition table parsing"
+ ---help---
+--- a/drivers/mtd/mtdpart.c
++++ b/drivers/mtd/mtdpart.c
+@@ -29,6 +29,8 @@
+ #include <linux/kmod.h>
+ #include <linux/mtd/mtd.h>
+ #include <linux/mtd/partitions.h>
++#include <linux/root_dev.h>
++#include <linux/magic.h>
+ #include <linux/err.h>
+
+ #include "mtdcore.h"
+@@ -52,7 +54,7 @@ struct mtd_part {
+ * the pointer to that structure with this macro.
+ */
+ #define PART(x) ((struct mtd_part *)(x))
+-
++#define IS_PART(mtd) (mtd->_read == part_read)
+
+ /*
+ * MTD methods which simply translate the effective address and pass through
+@@ -708,6 +710,144 @@ int mtd_del_partition(struct mtd_info *m
+ }
+ EXPORT_SYMBOL_GPL(mtd_del_partition);
+
++#ifdef CONFIG_MTD_ROOTFS_SPLIT
++#define ROOTFS_SPLIT_NAME "rootfs_data"
++#define ROOTFS_REMOVED_NAME "<removed>"
++
++struct squashfs_super_block {
++ __le32 s_magic;
++ __le32 pad0[9];
++ __le64 bytes_used;
++};
++
++
++static int split_squashfs(struct mtd_info *master, int offset, int *split_offset)
++{
++ struct squashfs_super_block sb;
++ int len, ret;
++
++ ret = mtd_read(master, offset, sizeof(sb), &len, (void *) &sb);
++ if (ret || (len != sizeof(sb))) {
++ printk(KERN_ALERT "split_squashfs: error occured while reading "
++ "from \"%s\"\n", master->name);
++ return -EINVAL;
++ }
++
++ if (SQUASHFS_MAGIC != le32_to_cpu(sb.s_magic) ) {
++ printk(KERN_ALERT "split_squashfs: no squashfs found in \"%s\"\n",
++ master->name);
++ *split_offset = 0;
++ return 0;
++ }
++
++ if (le64_to_cpu((sb.bytes_used)) <= 0) {
++ printk(KERN_ALERT "split_squashfs: squashfs is empty in \"%s\"\n",
++ master->name);
++ *split_offset = 0;
++ return 0;
++ }
++
++ len = (u32) le64_to_cpu(sb.bytes_used);
++ len += (offset & 0x000fffff);
++ len += (master->erasesize - 1);
++ len &= ~(master->erasesize - 1);
++ len -= (offset & 0x000fffff);
++ *split_offset = offset + len;
++
++ return 0;
++}
++
++static int split_rootfs_data(struct mtd_info *master, struct mtd_info *rpart, const struct mtd_partition *part)
++{
++ struct mtd_partition dpart;
++ struct mtd_part *slave = NULL;
++ struct mtd_part *spart;
++ int ret, split_offset = 0;
++
++ spart = PART(rpart);
++ ret = split_squashfs(master, spart->offset, &split_offset);
++ if (ret)
++ return ret;
++
++ if (split_offset <= 0)
++ return 0;
++
++ memcpy(&dpart, part, sizeof(dpart));
++ dpart.name = ROOTFS_SPLIT_NAME;
++
++ dpart.size = rpart->size - (split_offset - spart->offset);
++ dpart.offset = split_offset;
++
++ printk(KERN_INFO "mtd: partition \"%s\" created automatically, ofs=%llX, len=%llX \n",
++ ROOTFS_SPLIT_NAME, dpart.offset, dpart.size);
++
++ slave = allocate_partition(master, &dpart, 0, split_offset);
++ if (IS_ERR(slave))
++ return PTR_ERR(slave);
++ mutex_lock(&mtd_partitions_mutex);
++ list_add(&slave->list, &mtd_partitions);
++ mutex_unlock(&mtd_partitions_mutex);
++
++ add_mtd_device(&slave->mtd);
++
++ rpart->split = &slave->mtd;
++
++ return 0;
++}
++
++static int refresh_rootfs_split(struct mtd_info *mtd)
++{
++ struct mtd_partition tpart;
++ struct mtd_part *part;
++ char *name;
++ //int index = 0;
++ int offset, size;
++ int ret;
++
++ part = PART(mtd);
++
++ /* check for the new squashfs offset first */
++ ret = split_squashfs(part->master, part->offset, &offset);
++ if (ret)
++ return ret;
++
++ if ((offset > 0) && !mtd->split) {
++ printk(KERN_INFO "%s: creating new split partition for \"%s\"\n", __func__, mtd->name);
++ /* if we don't have a rootfs split partition, create a new one */
++ tpart.name = (char *) mtd->name;
++ tpart.size = mtd->size;
++ tpart.offset = part->offset;
++
++ return split_rootfs_data(part->master, &part->mtd, &tpart);
++ } else if ((offset > 0) && mtd->split) {
++ /* update the offsets of the existing partition */
++ size = mtd->size + part->offset - offset;
++
++ part = PART(mtd->split);
++ part->offset = offset;
++ part->mtd.size = size;
++ printk(KERN_INFO "%s: %s partition \"" ROOTFS_SPLIT_NAME "\", offset: 0x%06x (0x%06x)\n",
++ __func__, (!strcmp(part->mtd.name, ROOTFS_SPLIT_NAME) ? "updating" : "creating"),
++ (u32) part->offset, (u32) part->mtd.size);
++ name = kmalloc(sizeof(ROOTFS_SPLIT_NAME) + 1, GFP_KERNEL);
++ strcpy(name, ROOTFS_SPLIT_NAME);
++ part->mtd.name = name;
++ } else if ((offset <= 0) && mtd->split) {
++ printk(KERN_INFO "%s: removing partition \"%s\"\n", __func__, mtd->split->name);
++
++ /* mark existing partition as removed */
++ part = PART(mtd->split);
++ name = kmalloc(sizeof(ROOTFS_SPLIT_NAME) + 1, GFP_KERNEL);
++ strcpy(name, ROOTFS_REMOVED_NAME);
++ part->mtd.name = name;
++ part->offset = 0;
++ part->mtd.size = 0;
++ }
++
++ return 0;
++}
++#endif /* CONFIG_MTD_ROOTFS_SPLIT */
++
+ /*
+ * This function, given a master MTD object and a partition table, creates
+ * and registers slave MTD objects which are bound to the master according to
+@@ -724,6 +864,9 @@ int add_mtd_partitions(struct mtd_info *
+ struct mtd_part *slave;
+ uint64_t cur_offset = 0;
+ int i;
++#ifdef CONFIG_MTD_ROOTFS_SPLIT
++ int ret;
++#endif
+
+ printk(KERN_NOTICE "Creating %d MTD partitions on \"%s\":\n", nbparts, master->name);
+
+@@ -738,12 +881,53 @@ int add_mtd_partitions(struct mtd_info *
+
+ add_mtd_device(&slave->mtd);
+
++ if (!strcmp(parts[i].name, "rootfs")) {
++#ifdef CONFIG_MTD_ROOTFS_ROOT_DEV
++ if (ROOT_DEV == 0) {
++ printk(KERN_NOTICE "mtd: partition \"rootfs\" "
++ "set to be root filesystem\n");
++ ROOT_DEV = MKDEV(MTD_BLOCK_MAJOR, slave->mtd.index);
++ }
++#endif
++#ifdef CONFIG_MTD_ROOTFS_SPLIT
++ ret = split_rootfs_data(master, &slave->mtd, &parts[i]);
++ /* if (ret == 0)
++ * j++; */
++#endif
++ }
++
+ cur_offset = slave->offset + slave->mtd.size;
+ }
+
+ return 0;
+ }
+
++int mtd_device_refresh(struct mtd_info *mtd)
++{
++ int ret = 0;
++
++ if (IS_PART(mtd)) {
++ struct mtd_part *part;
++ struct mtd_info *master;
++
++ part = PART(mtd);
++ master = part->master;
++ if (master->refresh_device)
++ ret = master->refresh_device(master);
++ }
++
++ if (!ret && mtd->refresh_device)
++ ret = mtd->refresh_device(mtd);
++
++#ifdef CONFIG_MTD_ROOTFS_SPLIT
++ if (!ret && IS_PART(mtd) && !strcmp(mtd->name, "rootfs"))
++ refresh_rootfs_split(mtd);
++#endif
++
++ return 0;
++}
++EXPORT_SYMBOL_GPL(mtd_device_refresh);
++
+ static DEFINE_SPINLOCK(part_parser_lock);
+ static LIST_HEAD(part_parsers);
+
+--- a/drivers/mtd/mtdchar.c
++++ b/drivers/mtd/mtdchar.c
+@@ -1008,6 +1008,12 @@ static int mtdchar_ioctl(struct file *fi
+ break;
+ }
+
++ case MTDREFRESH:
++ {
++ ret = mtd_device_refresh(mtd);
++ break;
++ }
++
+ default:
+ ret = -ENOTTY;
+ }
+--- a/include/linux/mtd/mtd.h
++++ b/include/linux/mtd/mtd.h
+@@ -115,6 +115,7 @@ struct nand_ecclayout {
+
+ struct module; /* only needed for owner field in mtd_info */
+
++struct mtd_info;
+ struct mtd_info {
+ u_char type;
+ uint32_t flags;
+@@ -231,6 +232,9 @@ struct mtd_info {
+ int (*_block_markbad) (struct mtd_info *mtd, loff_t ofs);
+ int (*_suspend) (struct mtd_info *mtd);
+ void (*_resume) (struct mtd_info *mtd);
++ int (*refresh_device)(struct mtd_info *mtd);
++ struct mtd_info *split;
++
+ /*
+ * If the driver is something smart, like UBI, it may need to maintain
+ * its own reference counting. The below functions are only for driver.
+@@ -397,6 +401,7 @@ extern int mtd_device_parse_register(str
+ int defnr_parts);
+ #define mtd_device_register(master, parts, nr_parts) \
+ mtd_device_parse_register(master, NULL, NULL, parts, nr_parts)
++extern int mtd_device_refresh(struct mtd_info *master);
+ extern int mtd_device_unregister(struct mtd_info *master);
+ extern struct mtd_info *get_mtd_device(struct mtd_info *mtd, int num);
+ extern int __get_mtd_device(struct mtd_info *mtd);
+--- a/include/linux/mtd/partitions.h
++++ b/include/linux/mtd/partitions.h
+@@ -37,12 +37,14 @@
+ */
+ struct mtd_info;
+
++struct mtd_partition;
+ struct mtd_partition {
+ const char *name; /* identifier string */
+ uint64_t size; /* partition size */
+ uint64_t offset; /* offset within the master MTD space */
+ uint32_t mask_flags; /* master MTD flags to mask out for this partition */
+ struct nand_ecclayout *ecclayout; /* out of band layout for this partition (NAND only) */
++ int (*refresh_partition)(struct mtd_info *);
+ };
+
+ #define MTDPART_OFS_RETAIN (-3)
+--- a/include/uapi/mtd/mtd-abi.h
++++ b/include/uapi/mtd/mtd-abi.h
+@@ -203,6 +203,7 @@ struct otp_info {
+ * without OOB, e.g., NOR flash.
+ */
+ #define MEMWRITE _IOWR('M', 24, struct mtd_write_req)
++#define MTDREFRESH _IO('M', 50)
+
+ /*
+ * Obsolete legacy interface. Keep it in order not to break userspace
--- /dev/null
+--- a/drivers/mtd/chips/cfi_cmdset_0002.c
++++ b/drivers/mtd/chips/cfi_cmdset_0002.c
+@@ -49,6 +49,12 @@
+ #define SST49LF008A 0x005a
+ #define AT49BV6416 0x00d6
+
++/* Macronix */
++#define MX29LV160B 0x2249 /* MX29LV160 Bottom-boot chip */
++#define MX29LV160T 0x22C4 /* MX29LV160 Top-boot chip */
++#define MX29LV320B 0x22A8 /* MX29LV320 Bottom-boot chip */
++#define MX29LV320T 0x22A7 /* MX29LV320 Top-boot chip */
++
+ static int cfi_amdstd_read (struct mtd_info *, loff_t, size_t, size_t *, u_char *);
+ static int cfi_amdstd_write_words(struct mtd_info *, loff_t, size_t, size_t *, const u_char *);
+ static int cfi_amdstd_write_buffers(struct mtd_info *, loff_t, size_t, size_t *, const u_char *);
+@@ -374,6 +380,41 @@ static struct cfi_fixup cfi_nopri_fixup_
+ { 0, 0, NULL }
+ };
+
++#ifdef CONFIG_MTD_CFI_FIXUP_MACRONIX_BOOTLOC
++/*
++ * Some Macronix chips has no/bad bootblock information in the CFI table
++ */
++static void fixup_macronix_bootloc(struct mtd_info *mtd)
++{
++ struct map_info *map = mtd->priv;
++ struct cfi_private *cfi = map->fldrv_priv;
++ struct cfi_pri_amdstd *extp = cfi->cmdset_priv;
++ __u8 t;
++
++ switch (cfi->id) {
++ /* TODO: put affected chip ids here */
++ case MX29LV160B:
++ case MX29LV320B:
++ t = 2; /* Bottom boot */
++ break;
++ case MX29LV160T:
++ case MX29LV320T:
++ t = 3; /* Top boot */
++ break;
++ default:
++ return;
++ }
++
++ if (extp->TopBottom == t)
++ /* boot location detected by the CFI layer is correct */
++ return;
++
++ extp->TopBottom = t;
++ printk("%s: Macronix chip detected, id:0x%04X, boot location forced "
++ "to %s\n", map->name, cfi->id, (t == 2) ? "bottom" : "top");
++}
++#endif /* CONFIG_MTD_CFI_FIXUP_MACRONIX_BOOTLOC */
++
+ static struct cfi_fixup cfi_fixup_table[] = {
+ { CFI_MFR_ATMEL, CFI_ID_ANY, fixup_convert_atmel_pri },
+ #ifdef AMD_BOOTLOC_BUG
+@@ -416,6 +457,9 @@ static struct cfi_fixup fixup_table[] =
+ */
+ { CFI_MFR_ANY, CFI_ID_ANY, fixup_use_erase_chip },
+ { CFI_MFR_ATMEL, AT49BV6416, fixup_use_atmel_lock },
++#ifdef CONFIG_MTD_CFI_FIXUP_MACRONIX_BOOTLOC
++ { CFI_MFR_MACRONIX, CFI_ID_ANY, fixup_macronix_bootloc },
++#endif
+ { 0, 0, NULL }
+ };
+
+--- a/drivers/mtd/chips/Kconfig
++++ b/drivers/mtd/chips/Kconfig
+@@ -188,6 +188,14 @@ config MTD_CFI_AMDSTD
+ provides support for command set 0002, used on chips including
+ the AMD Am29LV320.
+
++config MTD_CFI_FIXUP_MACRONIX_BOOTLOC
++ bool "Fix boot-block location for Macronix flash chips"
++ depends on MTD_CFI_AMDSTD
++ help
++ Some Macronix flash chips have no/wrong boot-block location in the
++ CFI table, and the driver may detect the type incorrectly. Select
++ this if your board has such chip.
++
+ config MTD_CFI_STAA
+ tristate "Support for CFI command set 0020 (ST (Advanced Architecture) chips)"
+ depends on MTD_GEN_PROBE
--- /dev/null
+--- a/drivers/mtd/chips/jedec_probe.c
++++ b/drivers/mtd/chips/jedec_probe.c
+@@ -115,6 +115,10 @@
+ #define UPD29F064115 0x221C
+
+ /* PMC */
++#define PM39LV512 0x001B
++#define PM39LV010 0x001C
++#define PM39LV020 0x003D
++#define PM39LV040 0x003E
+ #define PM49FL002 0x006D
+ #define PM49FL004 0x006E
+ #define PM49FL008 0x006A
+@@ -1259,6 +1263,54 @@ static const struct amd_flash_info jedec
+ ERASEINFO(0x02000,2),
+ ERASEINFO(0x04000,1),
+ }
++ }, {
++ .mfr_id = CFI_MFR_PMC,
++ .dev_id = PM39LV512,
++ .name = "PMC Pm39LV512",
++ .devtypes = CFI_DEVICETYPE_X8,
++ .uaddr = MTD_UADDR_0x0555_0x02AA,
++ .dev_size = SIZE_64KiB,
++ .cmd_set = P_ID_AMD_STD,
++ .nr_regions = 1,
++ .regions = {
++ ERASEINFO(0x01000,16),
++ }
++ }, {
++ .mfr_id = CFI_MFR_PMC,
++ .dev_id = PM39LV010,
++ .name = "PMC Pm39LV010",
++ .devtypes = CFI_DEVICETYPE_X8,
++ .uaddr = MTD_UADDR_0x0555_0x02AA,
++ .dev_size = SIZE_128KiB,
++ .cmd_set = P_ID_AMD_STD,
++ .nr_regions = 1,
++ .regions = {
++ ERASEINFO(0x01000,32),
++ }
++ }, {
++ .mfr_id = CFI_MFR_PMC,
++ .dev_id = PM39LV020,
++ .name = "PMC Pm39LV020",
++ .devtypes = CFI_DEVICETYPE_X8,
++ .uaddr = MTD_UADDR_0x0555_0x02AA,
++ .dev_size = SIZE_256KiB,
++ .cmd_set = P_ID_AMD_STD,
++ .nr_regions = 1,
++ .regions = {
++ ERASEINFO(0x01000,64),
++ }
++ }, {
++ .mfr_id = CFI_MFR_PMC,
++ .dev_id = PM39LV040,
++ .name = "PMC Pm39LV040",
++ .devtypes = CFI_DEVICETYPE_X8,
++ .uaddr = MTD_UADDR_0x0555_0x02AA,
++ .dev_size = SIZE_512KiB,
++ .cmd_set = P_ID_AMD_STD,
++ .nr_regions = 1,
++ .regions = {
++ ERASEINFO(0x01000,128),
++ }
+ }, {
+ .mfr_id = CFI_MFR_PMC,
+ .dev_id = PM49FL002,
--- /dev/null
+--- a/drivers/mtd/Kconfig
++++ b/drivers/mtd/Kconfig
+@@ -60,6 +60,10 @@ config MTD_ROOTFS_SPLIT
+ bool "Automatically split 'rootfs' partition for squashfs"
+ default y
+
++config MTD_TRXSPLIT
++ bool "Automatically find and split TRX partitions"
++ default n
++
+ config MTD_REDBOOT_PARTS
+ tristate "RedBoot partition table parsing"
+ ---help---
+--- a/drivers/mtd/Makefile
++++ b/drivers/mtd/Makefile
+@@ -16,6 +16,7 @@ obj-$(CONFIG_MTD_AR7_PARTS) += ar7part.o
+ obj-$(CONFIG_MTD_BCM63XX_PARTS) += bcm63xxpart.o
+ obj-$(CONFIG_MTD_BCM47XX_PARTS) += bcm47xxpart.o
+ obj-$(CONFIG_MTD_MYLOADER_PARTS) += myloader.o
++obj-$(CONFIG_MTD_TRXSPLIT) += trxsplit.o
+
+ # 'Users' - code which presents functionality to userspace.
+ obj-$(CONFIG_MTD_BLKDEVS) += mtd_blkdevs.o
--- /dev/null
+--- a/drivers/ata/Makefile
++++ b/drivers/ata/Makefile
+@@ -98,6 +98,7 @@ obj-$(CONFIG_PATA_PCMCIA) += pata_pcmcia
+ obj-$(CONFIG_PATA_PALMLD) += pata_palmld.o
+ obj-$(CONFIG_PATA_PLATFORM) += pata_platform.o
+ obj-$(CONFIG_PATA_OF_PLATFORM) += pata_of_platform.o
++obj-$(CONFIG_PATA_RB153_CF) += pata_rb153_cf.o
+ obj-$(CONFIG_PATA_RB532) += pata_rb532_cf.o
+ obj-$(CONFIG_PATA_RZ1000) += pata_rz1000.o
+ obj-$(CONFIG_PATA_SAMSUNG_CF) += pata_samsung_cf.o
+--- a/drivers/ata/Kconfig
++++ b/drivers/ata/Kconfig
+@@ -955,6 +955,15 @@ config PATA_QDI
+ help
+ Support for QDI 6500 and 6580 PATA controllers on VESA local bus.
+
++config PATA_RB153_CF
++ tristate "RouterBOARD 153 Compact Flash support"
++ depends on ADM5120_MACH_RB_153
++ help
++ This option enables support for a Compact Flash connected on
++ the RouterBOARD 153.
++
++ If unsure, say N.
++
+ config PATA_RB532
+ tristate "RouterBoard 532 PATA CompactFlash support"
+ depends on MIKROTIK_RB532
--- /dev/null
+--- a/drivers/tty/serial/amba-pl010.c
++++ b/drivers/tty/serial/amba-pl010.c
+@@ -48,11 +48,9 @@
+ #include <linux/slab.h>
+ #include <linux/io.h>
+
+-#define UART_NR 8
+-
+ #define SERIAL_AMBA_MAJOR 204
+ #define SERIAL_AMBA_MINOR 16
+-#define SERIAL_AMBA_NR UART_NR
++#define SERIAL_AMBA_NR CONFIG_SERIAL_AMBA_PL010_NUMPORTS
+
+ #define AMBA_ISR_PASS_LIMIT 256
+
+@@ -78,9 +76,9 @@ static void pl010_stop_tx(struct uart_po
+ struct uart_amba_port *uap = (struct uart_amba_port *)port;
+ unsigned int cr;
+
+- cr = readb(uap->port.membase + UART010_CR);
++ cr = __raw_readl(uap->port.membase + UART010_CR);
+ cr &= ~UART010_CR_TIE;
+- writel(cr, uap->port.membase + UART010_CR);
++ __raw_writel(cr, uap->port.membase + UART010_CR);
+ }
+
+ static void pl010_start_tx(struct uart_port *port)
+@@ -88,9 +86,9 @@ static void pl010_start_tx(struct uart_p
+ struct uart_amba_port *uap = (struct uart_amba_port *)port;
+ unsigned int cr;
+
+- cr = readb(uap->port.membase + UART010_CR);
++ cr = __raw_readl(uap->port.membase + UART010_CR);
+ cr |= UART010_CR_TIE;
+- writel(cr, uap->port.membase + UART010_CR);
++ __raw_writel(cr, uap->port.membase + UART010_CR);
+ }
+
+ static void pl010_stop_rx(struct uart_port *port)
+@@ -98,9 +96,9 @@ static void pl010_stop_rx(struct uart_po
+ struct uart_amba_port *uap = (struct uart_amba_port *)port;
+ unsigned int cr;
+
+- cr = readb(uap->port.membase + UART010_CR);
++ cr = __raw_readl(uap->port.membase + UART010_CR);
+ cr &= ~(UART010_CR_RIE | UART010_CR_RTIE);
+- writel(cr, uap->port.membase + UART010_CR);
++ __raw_writel(cr, uap->port.membase + UART010_CR);
+ }
+
+ static void pl010_enable_ms(struct uart_port *port)
+@@ -108,18 +106,18 @@ static void pl010_enable_ms(struct uart_
+ struct uart_amba_port *uap = (struct uart_amba_port *)port;
+ unsigned int cr;
+
+- cr = readb(uap->port.membase + UART010_CR);
++ cr = __raw_readl(uap->port.membase + UART010_CR);
+ cr |= UART010_CR_MSIE;
+- writel(cr, uap->port.membase + UART010_CR);
++ __raw_writel(cr, uap->port.membase + UART010_CR);
+ }
+
+ static void pl010_rx_chars(struct uart_amba_port *uap)
+ {
+ unsigned int status, ch, flag, rsr, max_count = 256;
+
+- status = readb(uap->port.membase + UART01x_FR);
++ status = __raw_readl(uap->port.membase + UART01x_FR);
+ while (UART_RX_DATA(status) && max_count--) {
+- ch = readb(uap->port.membase + UART01x_DR);
++ ch = __raw_readl(uap->port.membase + UART01x_DR);
+ flag = TTY_NORMAL;
+
+ uap->port.icount.rx++;
+@@ -128,9 +126,9 @@ static void pl010_rx_chars(struct uart_a
+ * Note that the error handling code is
+ * out of the main execution path
+ */
+- rsr = readb(uap->port.membase + UART01x_RSR) | UART_DUMMY_RSR_RX;
++ rsr = __raw_readl(uap->port.membase + UART01x_RSR) | UART_DUMMY_RSR_RX;
+ if (unlikely(rsr & UART01x_RSR_ANY)) {
+- writel(0, uap->port.membase + UART01x_ECR);
++ __raw_writel(0, uap->port.membase + UART01x_ECR);
+
+ if (rsr & UART01x_RSR_BE) {
+ rsr &= ~(UART01x_RSR_FE | UART01x_RSR_PE);
+@@ -160,7 +158,7 @@ static void pl010_rx_chars(struct uart_a
+ uart_insert_char(&uap->port, rsr, UART01x_RSR_OE, ch, flag);
+
+ ignore_char:
+- status = readb(uap->port.membase + UART01x_FR);
++ status = __raw_readl(uap->port.membase + UART01x_FR);
+ }
+ spin_unlock(&uap->port.lock);
+ tty_flip_buffer_push(&uap->port.state->port);
+@@ -173,7 +171,7 @@ static void pl010_tx_chars(struct uart_a
+ int count;
+
+ if (uap->port.x_char) {
+- writel(uap->port.x_char, uap->port.membase + UART01x_DR);
++ __raw_writel(uap->port.x_char, uap->port.membase + UART01x_DR);
+ uap->port.icount.tx++;
+ uap->port.x_char = 0;
+ return;
+@@ -185,7 +183,7 @@ static void pl010_tx_chars(struct uart_a
+
+ count = uap->port.fifosize >> 1;
+ do {
+- writel(xmit->buf[xmit->tail], uap->port.membase + UART01x_DR);
++ __raw_writel(xmit->buf[xmit->tail], uap->port.membase + UART01x_DR);
+ xmit->tail = (xmit->tail + 1) & (UART_XMIT_SIZE - 1);
+ uap->port.icount.tx++;
+ if (uart_circ_empty(xmit))
+@@ -203,9 +201,9 @@ static void pl010_modem_status(struct ua
+ {
+ unsigned int status, delta;
+
+- writel(0, uap->port.membase + UART010_ICR);
++ __raw_writel(0, uap->port.membase + UART010_ICR);
+
+- status = readb(uap->port.membase + UART01x_FR) & UART01x_FR_MODEM_ANY;
++ status = __raw_readl(uap->port.membase + UART01x_FR) & UART01x_FR_MODEM_ANY;
+
+ delta = status ^ uap->old_status;
+ uap->old_status = status;
+@@ -233,7 +231,7 @@ static irqreturn_t pl010_int(int irq, vo
+
+ spin_lock(&uap->port.lock);
+
+- status = readb(uap->port.membase + UART010_IIR);
++ status = __raw_readl(uap->port.membase + UART010_IIR);
+ if (status) {
+ do {
+ if (status & (UART010_IIR_RTIS | UART010_IIR_RIS))
+@@ -246,7 +244,7 @@ static irqreturn_t pl010_int(int irq, vo
+ if (pass_counter-- == 0)
+ break;
+
+- status = readb(uap->port.membase + UART010_IIR);
++ status = __raw_readl(uap->port.membase + UART010_IIR);
+ } while (status & (UART010_IIR_RTIS | UART010_IIR_RIS |
+ UART010_IIR_TIS));
+ handled = 1;
+@@ -260,7 +258,7 @@ static irqreturn_t pl010_int(int irq, vo
+ static unsigned int pl010_tx_empty(struct uart_port *port)
+ {
+ struct uart_amba_port *uap = (struct uart_amba_port *)port;
+- unsigned int status = readb(uap->port.membase + UART01x_FR);
++ unsigned int status = __raw_readl(uap->port.membase + UART01x_FR);
+ return status & UART01x_FR_BUSY ? 0 : TIOCSER_TEMT;
+ }
+
+@@ -270,7 +268,7 @@ static unsigned int pl010_get_mctrl(stru
+ unsigned int result = 0;
+ unsigned int status;
+
+- status = readb(uap->port.membase + UART01x_FR);
++ status = __raw_readl(uap->port.membase + UART01x_FR);
+ if (status & UART01x_FR_DCD)
+ result |= TIOCM_CAR;
+ if (status & UART01x_FR_DSR)
+@@ -296,12 +294,12 @@ static void pl010_break_ctl(struct uart_
+ unsigned int lcr_h;
+
+ spin_lock_irqsave(&uap->port.lock, flags);
+- lcr_h = readb(uap->port.membase + UART010_LCRH);
++ lcr_h = __raw_readl(uap->port.membase + UART010_LCRH);
+ if (break_state == -1)
+ lcr_h |= UART01x_LCRH_BRK;
+ else
+ lcr_h &= ~UART01x_LCRH_BRK;
+- writel(lcr_h, uap->port.membase + UART010_LCRH);
++ __raw_writel(lcr_h, uap->port.membase + UART010_LCRH);
+ spin_unlock_irqrestore(&uap->port.lock, flags);
+ }
+
+@@ -329,12 +327,12 @@ static int pl010_startup(struct uart_por
+ /*
+ * initialise the old status of the modem signals
+ */
+- uap->old_status = readb(uap->port.membase + UART01x_FR) & UART01x_FR_MODEM_ANY;
++ uap->old_status = __raw_readl(uap->port.membase + UART01x_FR) & UART01x_FR_MODEM_ANY;
+
+ /*
+ * Finally, enable interrupts
+ */
+- writel(UART01x_CR_UARTEN | UART010_CR_RIE | UART010_CR_RTIE,
++ __raw_writel(UART01x_CR_UARTEN | UART010_CR_RIE | UART010_CR_RTIE,
+ uap->port.membase + UART010_CR);
+
+ return 0;
+@@ -357,10 +355,10 @@ static void pl010_shutdown(struct uart_p
+ /*
+ * disable all interrupts, disable the port
+ */
+- writel(0, uap->port.membase + UART010_CR);
++ __raw_writel(0, uap->port.membase + UART010_CR);
+
+ /* disable break condition and fifos */
+- writel(readb(uap->port.membase + UART010_LCRH) &
++ __raw_writel(__raw_readl(uap->port.membase + UART010_LCRH) &
+ ~(UART01x_LCRH_BRK | UART01x_LCRH_FEN),
+ uap->port.membase + UART010_LCRH);
+
+@@ -382,7 +380,7 @@ pl010_set_termios(struct uart_port *port
+ /*
+ * Ask the core to calculate the divisor for us.
+ */
+- baud = uart_get_baud_rate(port, termios, old, 0, uap->port.uartclk/16);
++ baud = uart_get_baud_rate(port, termios, old, 0, uap->port.uartclk/16);
+ quot = uart_get_divisor(port, baud);
+
+ switch (termios->c_cflag & CSIZE) {
+@@ -445,25 +443,25 @@ pl010_set_termios(struct uart_port *port
+ uap->port.ignore_status_mask |= UART_DUMMY_RSR_RX;
+
+ /* first, disable everything */
+- old_cr = readb(uap->port.membase + UART010_CR) & ~UART010_CR_MSIE;
++ old_cr = __raw_readl(uap->port.membase + UART010_CR) & ~UART010_CR_MSIE;
+
+ if (UART_ENABLE_MS(port, termios->c_cflag))
+ old_cr |= UART010_CR_MSIE;
+
+- writel(0, uap->port.membase + UART010_CR);
++ __raw_writel(0, uap->port.membase + UART010_CR);
+
+ /* Set baud rate */
+ quot -= 1;
+- writel((quot & 0xf00) >> 8, uap->port.membase + UART010_LCRM);
+- writel(quot & 0xff, uap->port.membase + UART010_LCRL);
++ __raw_writel((quot & 0xf00) >> 8, uap->port.membase + UART010_LCRM);
++ __raw_writel(quot & 0xff, uap->port.membase + UART010_LCRL);
+
+ /*
+ * ----------v----------v----------v----------v-----
+ * NOTE: MUST BE WRITTEN AFTER UARTLCR_M & UARTLCR_L
+ * ----------^----------^----------^----------^-----
+ */
+- writel(lcr_h, uap->port.membase + UART010_LCRH);
+- writel(old_cr, uap->port.membase + UART010_CR);
++ __raw_writel(lcr_h, uap->port.membase + UART010_LCRH);
++ __raw_writel(old_cr, uap->port.membase + UART010_CR);
+
+ spin_unlock_irqrestore(&uap->port.lock, flags);
+ }
+@@ -545,7 +543,7 @@ static struct uart_ops amba_pl010_pops =
+ .verify_port = pl010_verify_port,
+ };
+
+-static struct uart_amba_port *amba_ports[UART_NR];
++static struct uart_amba_port *amba_ports[SERIAL_AMBA_NR];
+
+ #ifdef CONFIG_SERIAL_AMBA_PL010_CONSOLE
+
+@@ -555,10 +553,10 @@ static void pl010_console_putchar(struct
+ unsigned int status;
+
+ do {
+- status = readb(uap->port.membase + UART01x_FR);
++ status = __raw_readl(uap->port.membase + UART01x_FR);
+ barrier();
+ } while (!UART_TX_READY(status));
+- writel(ch, uap->port.membase + UART01x_DR);
++ __raw_writel(ch, uap->port.membase + UART01x_DR);
+ }
+
+ static void
+@@ -572,8 +570,8 @@ pl010_console_write(struct console *co,
+ /*
+ * First save the CR then disable the interrupts
+ */
+- old_cr = readb(uap->port.membase + UART010_CR);
+- writel(UART01x_CR_UARTEN, uap->port.membase + UART010_CR);
++ old_cr = __raw_readl(uap->port.membase + UART010_CR);
++ __raw_writel(UART01x_CR_UARTEN, uap->port.membase + UART010_CR);
+
+ uart_console_write(&uap->port, s, count, pl010_console_putchar);
+
+@@ -582,10 +580,10 @@ pl010_console_write(struct console *co,
+ * and restore the TCR
+ */
+ do {
+- status = readb(uap->port.membase + UART01x_FR);
++ status = __raw_readl(uap->port.membase + UART01x_FR);
+ barrier();
+ } while (status & UART01x_FR_BUSY);
+- writel(old_cr, uap->port.membase + UART010_CR);
++ __raw_writel(old_cr, uap->port.membase + UART010_CR);
+
+ clk_disable(uap->clk);
+ }
+@@ -594,9 +592,9 @@ static void __init
+ pl010_console_get_options(struct uart_amba_port *uap, int *baud,
+ int *parity, int *bits)
+ {
+- if (readb(uap->port.membase + UART010_CR) & UART01x_CR_UARTEN) {
++ if (__raw_readl(uap->port.membase + UART010_CR) & UART01x_CR_UARTEN) {
+ unsigned int lcr_h, quot;
+- lcr_h = readb(uap->port.membase + UART010_LCRH);
++ lcr_h = __raw_readl(uap->port.membase + UART010_LCRH);
+
+ *parity = 'n';
+ if (lcr_h & UART01x_LCRH_PEN) {
+@@ -611,8 +609,8 @@ pl010_console_get_options(struct uart_am
+ else
+ *bits = 8;
+
+- quot = readb(uap->port.membase + UART010_LCRL) |
+- readb(uap->port.membase + UART010_LCRM) << 8;
++ quot = __raw_readl(uap->port.membase + UART010_LCRL) |
++ __raw_readl(uap->port.membase + UART010_LCRM) << 8;
+ *baud = uap->port.uartclk / (16 * (quot + 1));
+ }
+ }
+@@ -631,7 +629,7 @@ static int __init pl010_console_setup(st
+ * if so, search for the first available port that does have
+ * console support.
+ */
+- if (co->index >= UART_NR)
++ if (co->index >= SERIAL_AMBA_NR)
+ co->index = 0;
+ uap = amba_ports[co->index];
+ if (!uap)
+@@ -673,7 +671,7 @@ static struct uart_driver amba_reg = {
+ .dev_name = "ttyAM",
+ .major = SERIAL_AMBA_MAJOR,
+ .minor = SERIAL_AMBA_MINOR,
+- .nr = UART_NR,
++ .nr = SERIAL_AMBA_NR,
+ .cons = AMBA_CONSOLE,
+ };
+
+--- a/drivers/tty/serial/Kconfig
++++ b/drivers/tty/serial/Kconfig
+@@ -25,10 +25,18 @@ config SERIAL_AMBA_PL010
+ help
+ This selects the ARM(R) AMBA(R) PrimeCell PL010 UART. If you have
+ an Integrator/AP or Integrator/PP2 platform, or if you have a
+- Cirrus Logic EP93xx CPU, say Y or M here.
++ Cirrus Logic EP93xx CPU or an Infineon ADM5120 SOC, say Y or M here.
+
+ If unsure, say N.
+
++config SERIAL_AMBA_PL010_NUMPORTS
++ int "Maximum number of AMBA PL010 serial ports"
++ depends on SERIAL_AMBA_PL010
++ default "8"
++ ---help---
++ Set this to the number of serial ports you want the AMBA PL010 driver
++ to support.
++
+ config SERIAL_AMBA_PL010_CONSOLE
+ bool "Support for console on AMBA serial port"
+ depends on SERIAL_AMBA_PL010=y
--- /dev/null
+--- a/drivers/leds/leds-gpio.c
++++ b/drivers/leds/leds-gpio.c
+@@ -55,13 +55,17 @@ static void gpio_led_set(struct led_clas
+ container_of(led_cdev, struct gpio_led_data, cdev);
+ int level;
+
+- if (value == LED_OFF)
+- level = 0;
+- else
+- level = 1;
+-
+- if (led_dat->active_low)
+- level = !level;
++ switch (value) {
++ case LED_OFF:
++ level = led_dat->active_low ? 1 : 0;
++ break;
++ case LED_FULL:
++ level = led_dat->active_low ? 0 : 1;
++ break;
++ default:
++ level = value;
++ break;
++ }
+
+ /* Setting GPIOs with I2C/etc requires a task context, and we don't
+ * seem to have a reliable way to know if we're already in one; so
--- /dev/null
+--- a/drivers/watchdog/Kconfig
++++ b/drivers/watchdog/Kconfig
+@@ -1116,6 +1116,18 @@ config RC32434_WDT
+ To compile this driver as a module, choose M here: the
+ module will be called rc32434_wdt.
+
++config ADM5120_WDT
++ tristate "Infineon ADM5120 SoC hardware watchdog"
++ depends on WATCHDOG && ADM5120
++ help
++ This is a driver for hardware watchdog integrated in Infineon
++ ADM5120 SoC. This watchdog simply watches your kernel to make sure
++ it doesn't freeze, and if it does, it reboots your computer after a
++ certain amount of time.
++
++ To compile this driver as a module, choose M here: the module will be
++ called adm5120_wdt.
++
+ config INDYDOG
+ tristate "Indy/I2 Hardware Watchdog"
+ depends on SGI_HAS_INDYDOG
+--- a/drivers/watchdog/Makefile
++++ b/drivers/watchdog/Makefile
+@@ -131,6 +131,7 @@ obj-$(CONFIG_ATH79_WDT) += ath79_wdt.o
+ obj-$(CONFIG_BCM47XX_WDT) += bcm47xx_wdt.o
+ obj-$(CONFIG_BCM63XX_WDT) += bcm63xx_wdt.o
+ obj-$(CONFIG_RC32434_WDT) += rc32434_wdt.o
++obj-$(CONFIG_ADM5120_WDT) += adm5120_wdt.o
+ obj-$(CONFIG_INDYDOG) += indydog.o
+ obj-$(CONFIG_JZ4740_WDT) += jz4740_wdt.o
+ obj-$(CONFIG_WDT_MTX1) += mtx-1_wdt.o
projects / openwrt / staging / jow.git / commitdiff