From: Hauke Mehrtens Date: Mon, 8 Sep 2014 19:55:00 +0000 (+0000) Subject: gemini: drop kernel 3.9 support X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=eea3a89a6a158dda4751802d952ddc07408c1b0a;p=openwrt%2Fstaging%2Fdedeckeh.git gemini: drop kernel 3.9 support Signed-off-by: Rafał Miłecki SVN-Revision: 42451 --- diff --git a/target/linux/gemini/config-default b/target/linux/gemini/config-default deleted file mode 100644 index 3f9d8fe8e4..0000000000 --- a/target/linux/gemini/config-default +++ /dev/null @@ -1,162 +0,0 @@ -CONFIG_ALIGNMENT_TRAP=y -CONFIG_ARCH_BINFMT_ELF_RANDOMIZE_PIE=y -CONFIG_ARCH_GEMINI=y -CONFIG_ARCH_HAS_ATOMIC64_DEC_IF_POSITIVE=y -CONFIG_ARCH_HAVE_CUSTOM_GPIO_H=y -# CONFIG_ARCH_NEEDS_CPU_IDLE_COUPLED is not set -CONFIG_ARCH_NR_GPIO=0 -CONFIG_ARCH_REQUIRE_GPIOLIB=y -# CONFIG_ARCH_SELECT_MEMORY_MODEL is not set -# CONFIG_ARCH_SPARSEMEM_DEFAULT is not set -CONFIG_ARCH_USES_GETTIMEOFFSET=y -# CONFIG_ARCH_VT8500_SINGLE is not set -CONFIG_ARCH_WANT_IPC_PARSE_VERSION=y -CONFIG_ARM=y -# CONFIG_ARM_CPU_SUSPEND is not set -CONFIG_ARM_L1_CACHE_SHIFT=5 -CONFIG_ARM_NR_BANKS=8 -CONFIG_ARM_PATCH_PHYS_VIRT=y -# CONFIG_ARPD is not set -CONFIG_ATA=m -CONFIG_ATAGS=y -# CONFIG_CACHE_L2X0 is not set -CONFIG_CC_OPTIMIZE_FOR_SIZE=y -CONFIG_CLONE_BACKWARDS=y -CONFIG_CMDLINE="root=/dev/mtdblock2 rootfstype=squashfs,jffs2 noinitrd console=ttyS0,19200 mem=32M" -CONFIG_CMDLINE_FROM_BOOTLOADER=y -CONFIG_CPU_32v4=y -CONFIG_CPU_ABRT_EV4=y -# CONFIG_CPU_BPREDICT_DISABLE is not set -CONFIG_CPU_CACHE_FA=y -CONFIG_CPU_CACHE_VIVT=y -CONFIG_CPU_COPY_FA=y -CONFIG_CPU_CP15=y -CONFIG_CPU_CP15_MMU=y -# CONFIG_CPU_DCACHE_WRITETHROUGH is not set -CONFIG_CPU_FA526=y -# CONFIG_CPU_ICACHE_DISABLE is not set -CONFIG_CPU_PABRT_LEGACY=y -CONFIG_CPU_TLB_FA=y -CONFIG_CPU_USE_DOMAINS=y -CONFIG_DEBUG_LL_INCLUDE="mach/debug-macro.S" -# CONFIG_DEBUG_USER is not set -CONFIG_DECOMPRESS_LZMA=y -CONFIG_DLCI=m -CONFIG_DLCI_MAX=8 -CONFIG_DMADEVICES=y -CONFIG_DNOTIFY=y -# CONFIG_DSCC4 is not set -# CONFIG_FARSYNC is not set -CONFIG_FRAME_POINTER=y -CONFIG_GEMINI_MEM_SWAP=y -CONFIG_GEMINI_NET_ENGINE_GMAC=y -CONFIG_GEMINI_WATCHDOG=y -CONFIG_GENERIC_ATOMIC64=y -CONFIG_GENERIC_BUG=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_GENERIC_STRNCPY_FROM_USER=y -CONFIG_GENERIC_STRNLEN_USER=y -CONFIG_GPIOLIB=y -CONFIG_GPIO_SYSFS=y -# CONFIG_HAMRADIO is not set -CONFIG_HARDIRQS_SW_RESEND=y -CONFIG_HAS_DMA=y -CONFIG_HAS_IOMEM=y -CONFIG_HAS_IOPORT=y -CONFIG_HAVE_AOUT=y -CONFIG_HAVE_ARCH_JUMP_LABEL=y -CONFIG_HAVE_ARCH_KGDB=y -CONFIG_HAVE_ARCH_PFN_VALID=y -CONFIG_HAVE_ARCH_SECCOMP_FILTER=y -CONFIG_HAVE_ARCH_TRACEHOOK=y -CONFIG_HAVE_BPF_JIT=y -CONFIG_HAVE_C_RECORDMCOUNT=y -CONFIG_HAVE_DEBUG_KMEMLEAK=y -CONFIG_HAVE_DMA_API_DEBUG=y -CONFIG_HAVE_DMA_ATTRS=y -CONFIG_HAVE_DMA_CONTIGUOUS=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_GENERIC_DMA_COHERENT=y -CONFIG_HAVE_GENERIC_HARDIRQS=y -CONFIG_HAVE_IDE=y -CONFIG_HAVE_IRQ_WORK=y -CONFIG_HAVE_KERNEL_GZIP=y -CONFIG_HAVE_KERNEL_LZMA=y -CONFIG_HAVE_KERNEL_LZO=y -CONFIG_HAVE_KERNEL_XZ=y -CONFIG_HAVE_LATENCYTOP_SUPPORT=y -CONFIG_HAVE_MEMBLOCK=y -CONFIG_HAVE_NET_DSA=y -CONFIG_HAVE_OPROFILE=y -CONFIG_HAVE_PERF_EVENTS=y -CONFIG_HAVE_PROC_CPU=y -CONFIG_HAVE_REGS_AND_STACK_ACCESS_API=y -CONFIG_HAVE_SYSCALL_TRACEPOINTS=y -CONFIG_HAVE_UID16=y -CONFIG_HDLC=m -CONFIG_HDLC_CISCO=m -CONFIG_HDLC_FR=m -CONFIG_HDLC_PPP=m -CONFIG_HDLC_RAW=m -CONFIG_HWMON=y -CONFIG_HW_RANDOM=y -CONFIG_I2C=y -CONFIG_I2C_BOARDINFO=y -CONFIG_I2C_CHARDEV=y -CONFIG_INITRAMFS_SOURCE="" -# CONFIG_IP_ADVANCED_ROUTER is not set -CONFIG_IP_PIMSM_V1=y -CONFIG_IP_PIMSM_V2=y -CONFIG_KTIME_SCALAR=y -CONFIG_LEGACY_PTYS=y -CONFIG_LEGACY_PTY_COUNT=256 -# CONFIG_MACH_NAS4220B is not set -# CONFIG_MACH_RUT100 is not set -CONFIG_MACH_WBD111=y -CONFIG_MACH_WBD222=y -CONFIG_MDIO_BITBANG=y -CONFIG_MDIO_BOARDINFO=y -CONFIG_MDIO_GPIO=y -CONFIG_MIGHT_HAVE_PCI=y -CONFIG_MODULES_USE_ELF_REL=y -CONFIG_MTD_PHYSMAP=y -# CONFIG_MTD_REDBOOT_PARTS is not set -CONFIG_NEED_DMA_MAP_STATE=y -CONFIG_NEED_PER_CPU_KM=y -CONFIG_NLS=m -CONFIG_PAGEFLAGS_EXTENDED=y -CONFIG_PAGE_OFFSET=0xC0000000 -CONFIG_PCI=y -CONFIG_PERCPU_RWSEM=y -CONFIG_PERF_USE_VMALLOC=y -CONFIG_PHYLIB=y -# CONFIG_PREEMPT_RCU is not set -CONFIG_SCSI=m -CONFIG_SCSI_MOD=m -# CONFIG_SCSI_MULTI_LUN is not set -CONFIG_SPLIT_PTLOCK_CPUS=999999 -CONFIG_SYS_SUPPORTS_APM_EMULATION=y -CONFIG_TICK_CPU_ACCOUNTING=y -CONFIG_UID16=y -CONFIG_UIDGID_CONVERTED=y -CONFIG_USB=m -CONFIG_USB_ARCH_HAS_XHCI=y -CONFIG_USB_COMMON=m -# CONFIG_USB_EHCI_HCD is not set -CONFIG_USB_SUPPORT=y -# CONFIG_USB_UHCI_HCD is not set -CONFIG_VECTORS_BASE=0xffff0000 -CONFIG_VM_EVENT_COUNTERS=y -CONFIG_WAN=y -CONFIG_XZ_DEC_ARM=y -CONFIG_XZ_DEC_BCJ=y -CONFIG_ZBOOT_ROM_BSS=0x0 -CONFIG_ZBOOT_ROM_TEXT=0x0 -CONFIG_ZONE_DMA_FLAG=0 diff --git a/target/linux/gemini/patches/000-ARM-gemini-get-platform-to-build-again.patch b/target/linux/gemini/patches/000-ARM-gemini-get-platform-to-build-again.patch deleted file mode 100644 index 25ed5f2609..0000000000 --- a/target/linux/gemini/patches/000-ARM-gemini-get-platform-to-build-again.patch +++ /dev/null @@ -1,348 +0,0 @@ -From patchwork Fri Jan 4 15:30:38 2013 -Content-Type: text/plain; charset="utf-8" -MIME-Version: 1.0 -Content-Transfer-Encoding: 7bit -Subject: [RFC,1/3] ARM: gemini: get platform to build again -Date: Fri, 04 Jan 2013 15:30:38 -0000 -From: Arnd Bergmann -X-Patchwork-Id: 1933501 -Message-Id: <1357313440-20092-1-git-send-email-arnd@arndb.de> -To: Hans Ulli Kroll -Cc: Russell King , Arnd Bergmann , - Florian Fainelli , - linux-arm-kernel@lists.infradead.org - -There is no defconfig file for gemini, which has lead to a lot -of bitrot. This makes the broken board files, the gpio implementation -and the reset logic work again, and fixes the build warnings -that got introduced with the changes to the readl/writel prototypes. - -Signed-off-by: Arnd Bergmann - ---- -(retransmitted because the original was rejected by linux-arm-kernel) - - arch/arm/Kconfig | 1 + - arch/arm/mach-gemini/Makefile | 2 +- - arch/arm/mach-gemini/board-nas4220b.c | 1 + - arch/arm/mach-gemini/board-rut1xx.c | 2 ++ - arch/arm/mach-gemini/board-wbd111.c | 1 + - arch/arm/mach-gemini/board-wbd222.c | 1 + - arch/arm/mach-gemini/common.h | 2 ++ - arch/arm/mach-gemini/gpio.c | 19 ++++++++++--------- - arch/arm/mach-gemini/include/mach/hardware.h | 2 +- - arch/arm/mach-gemini/include/mach/system.h | 23 ----------------------- - arch/arm/mach-gemini/irq.c | 4 ++-- - arch/arm/mach-gemini/mm.c | 22 +++++++++++----------- - arch/arm/mach-gemini/reset.c | 23 +++++++++++++++++++++++ - 13 files changed, 56 insertions(+), 47 deletions(-) - delete mode 100644 arch/arm/mach-gemini/include/mach/system.h - create mode 100644 arch/arm/mach-gemini/reset.c - ---- a/arch/arm/Kconfig -+++ b/arch/arm/Kconfig -@@ -410,6 +410,7 @@ config ARCH_GEMINI - bool "Cortina Systems Gemini" - select ARCH_REQUIRE_GPIOLIB - select ARCH_USES_GETTIMEOFFSET -+ select NEED_MACH_GPIO_H - select CPU_FA526 - help - Support for the Cortina Systems Gemini family SoCs ---- a/arch/arm/mach-gemini/Makefile -+++ b/arch/arm/mach-gemini/Makefile -@@ -4,7 +4,7 @@ - - # Object file lists. - --obj-y := irq.o mm.o time.o devices.o gpio.o idle.o -+obj-y := irq.o mm.o time.o devices.o gpio.o idle.o reset.o - - # Board-specific support - obj-$(CONFIG_MACH_NAS4220B) += board-nas4220b.o ---- a/arch/arm/mach-gemini/board-nas4220b.c -+++ b/arch/arm/mach-gemini/board-nas4220b.c -@@ -103,4 +103,5 @@ MACHINE_START(NAS4220B, "Raidsonic NAS I - .init_irq = gemini_init_irq, - .init_time = gemini_timer_init, - .init_machine = ib4220b_init, -+ .restart = gemini_restart, - MACHINE_END ---- a/arch/arm/mach-gemini/board-rut1xx.c -+++ b/arch/arm/mach-gemini/board-rut1xx.c -@@ -14,6 +14,7 @@ - #include - #include - #include -+#include - - #include - #include -@@ -87,4 +88,5 @@ MACHINE_START(RUT100, "Teltonika RUT100" - .init_irq = gemini_init_irq, - .init_time = gemini_timer_init, - .init_machine = rut1xx_init, -+ .restart = gemini_restart, - MACHINE_END ---- a/arch/arm/mach-gemini/board-wbd111.c -+++ b/arch/arm/mach-gemini/board-wbd111.c -@@ -130,4 +130,5 @@ MACHINE_START(WBD111, "Wiliboard WBD-111 - .init_irq = gemini_init_irq, - .init_time = gemini_timer_init, - .init_machine = wbd111_init, -+ .restart = gemini_restart, - MACHINE_END ---- a/arch/arm/mach-gemini/board-wbd222.c -+++ b/arch/arm/mach-gemini/board-wbd222.c -@@ -130,4 +130,5 @@ MACHINE_START(WBD222, "Wiliboard WBD-222 - .init_irq = gemini_init_irq, - .init_time = gemini_timer_init, - .init_machine = wbd222_init, -+ .restart = gemini_restart, - MACHINE_END ---- a/arch/arm/mach-gemini/common.h -+++ b/arch/arm/mach-gemini/common.h -@@ -26,4 +26,6 @@ extern int platform_register_pflash(unsi - struct mtd_partition *parts, - unsigned int nr_parts); - -+extern void gemini_restart(char mode, const char *cmd); -+ - #endif /* __GEMINI_COMMON_H__ */ ---- a/arch/arm/mach-gemini/gpio.c -+++ b/arch/arm/mach-gemini/gpio.c -@@ -21,6 +21,7 @@ - - #include - #include -+#include - - #define GPIO_BASE(x) IO_ADDRESS(GEMINI_GPIO_BASE(x)) - -@@ -44,7 +45,7 @@ - - #define GPIO_PORT_NUM 3 - --static void _set_gpio_irqenable(unsigned int base, unsigned int index, -+static void _set_gpio_irqenable(void __iomem *base, unsigned int index, - int enable) - { - unsigned int reg; -@@ -57,7 +58,7 @@ static void _set_gpio_irqenable(unsigned - static void gpio_ack_irq(struct irq_data *d) - { - unsigned int gpio = irq_to_gpio(d->irq); -- unsigned int base = GPIO_BASE(gpio / 32); -+ void __iomem *base = GPIO_BASE(gpio / 32); - - __raw_writel(1 << (gpio % 32), base + GPIO_INT_CLR); - } -@@ -65,7 +66,7 @@ static void gpio_ack_irq(struct irq_data - static void gpio_mask_irq(struct irq_data *d) - { - unsigned int gpio = irq_to_gpio(d->irq); -- unsigned int base = GPIO_BASE(gpio / 32); -+ void __iomem *base = GPIO_BASE(gpio / 32); - - _set_gpio_irqenable(base, gpio % 32, 0); - } -@@ -73,7 +74,7 @@ static void gpio_mask_irq(struct irq_dat - static void gpio_unmask_irq(struct irq_data *d) - { - unsigned int gpio = irq_to_gpio(d->irq); -- unsigned int base = GPIO_BASE(gpio / 32); -+ void __iomem *base = GPIO_BASE(gpio / 32); - - _set_gpio_irqenable(base, gpio % 32, 1); - } -@@ -82,7 +83,7 @@ static int gpio_set_irq_type(struct irq_ - { - unsigned int gpio = irq_to_gpio(d->irq); - unsigned int gpio_mask = 1 << (gpio % 32); -- unsigned int base = GPIO_BASE(gpio / 32); -+ void __iomem *base = GPIO_BASE(gpio / 32); - unsigned int reg_both, reg_level, reg_type; - - reg_type = __raw_readl(base + GPIO_INT_TYPE); -@@ -120,7 +121,7 @@ static int gpio_set_irq_type(struct irq_ - __raw_writel(reg_level, base + GPIO_INT_LEVEL); - __raw_writel(reg_both, base + GPIO_INT_BOTH_EDGE); - -- gpio_ack_irq(d->irq); -+ gpio_ack_irq(d); - - return 0; - } -@@ -153,7 +154,7 @@ static struct irq_chip gpio_irq_chip = { - static void _set_gpio_direction(struct gpio_chip *chip, unsigned offset, - int dir) - { -- unsigned int base = GPIO_BASE(offset / 32); -+ void __iomem *base = GPIO_BASE(offset / 32); - unsigned int reg; - - reg = __raw_readl(base + GPIO_DIR); -@@ -166,7 +167,7 @@ static void _set_gpio_direction(struct g - - static void gemini_gpio_set(struct gpio_chip *chip, unsigned offset, int value) - { -- unsigned int base = GPIO_BASE(offset / 32); -+ void __iomem *base = GPIO_BASE(offset / 32); - - if (value) - __raw_writel(1 << (offset % 32), base + GPIO_DATA_SET); -@@ -176,7 +177,7 @@ static void gemini_gpio_set(struct gpio_ - - static int gemini_gpio_get(struct gpio_chip *chip, unsigned offset) - { -- unsigned int base = GPIO_BASE(offset / 32); -+ void __iomem *base = GPIO_BASE(offset / 32); - - return (__raw_readl(base + GPIO_DATA_IN) >> (offset % 32)) & 1; - } ---- a/arch/arm/mach-gemini/include/mach/hardware.h -+++ b/arch/arm/mach-gemini/include/mach/hardware.h -@@ -69,6 +69,6 @@ - /* - * macro to get at IO space when running virtually - */ --#define IO_ADDRESS(x) ((((x) & 0xFFF00000) >> 4) | ((x) & 0x000FFFFF) | 0xF0000000) -+#define IO_ADDRESS(x) IOMEM((((x) & 0xFFF00000) >> 4) | ((x) & 0x000FFFFF) | 0xF0000000) - - #endif ---- a/arch/arm/mach-gemini/include/mach/system.h -+++ /dev/null -@@ -1,23 +0,0 @@ --/* -- * Copyright (C) 2001-2006 Storlink, Corp. -- * Copyright (C) 2008-2009 Paulius Zaleckas -- * -- * 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. -- */ --#ifndef __MACH_SYSTEM_H --#define __MACH_SYSTEM_H -- --#include --#include --#include -- --static inline void arch_reset(char mode, const char *cmd) --{ -- __raw_writel(RESET_GLOBAL | RESET_CPU1, -- IO_ADDRESS(GEMINI_GLOBAL_BASE) + GLOBAL_RESET); --} -- --#endif /* __MACH_SYSTEM_H */ ---- a/arch/arm/mach-gemini/irq.c -+++ b/arch/arm/mach-gemini/irq.c -@@ -65,8 +65,8 @@ static struct irq_chip gemini_irq_chip = - - static struct resource irq_resource = { - .name = "irq_handler", -- .start = IO_ADDRESS(GEMINI_INTERRUPT_BASE), -- .end = IO_ADDRESS(FIQ_STATUS(GEMINI_INTERRUPT_BASE)) + 4, -+ .start = GEMINI_INTERRUPT_BASE, -+ .end = FIQ_STATUS(GEMINI_INTERRUPT_BASE) + 4, - }; - - void __init gemini_init_irq(void) ---- a/arch/arm/mach-gemini/mm.c -+++ b/arch/arm/mach-gemini/mm.c -@@ -19,57 +19,57 @@ - /* Page table mapping for I/O region */ - static struct map_desc gemini_io_desc[] __initdata = { - { -- .virtual = IO_ADDRESS(GEMINI_GLOBAL_BASE), -+ .virtual = (unsigned long)IO_ADDRESS(GEMINI_GLOBAL_BASE), - .pfn =__phys_to_pfn(GEMINI_GLOBAL_BASE), - .length = SZ_512K, - .type = MT_DEVICE, - }, { -- .virtual = IO_ADDRESS(GEMINI_UART_BASE), -+ .virtual = (unsigned long)IO_ADDRESS(GEMINI_UART_BASE), - .pfn = __phys_to_pfn(GEMINI_UART_BASE), - .length = SZ_512K, - .type = MT_DEVICE, - }, { -- .virtual = IO_ADDRESS(GEMINI_TIMER_BASE), -+ .virtual = (unsigned long)IO_ADDRESS(GEMINI_TIMER_BASE), - .pfn = __phys_to_pfn(GEMINI_TIMER_BASE), - .length = SZ_512K, - .type = MT_DEVICE, - }, { -- .virtual = IO_ADDRESS(GEMINI_INTERRUPT_BASE), -+ .virtual = (unsigned long)IO_ADDRESS(GEMINI_INTERRUPT_BASE), - .pfn = __phys_to_pfn(GEMINI_INTERRUPT_BASE), - .length = SZ_512K, - .type = MT_DEVICE, - }, { -- .virtual = IO_ADDRESS(GEMINI_POWER_CTRL_BASE), -+ .virtual = (unsigned long)IO_ADDRESS(GEMINI_POWER_CTRL_BASE), - .pfn = __phys_to_pfn(GEMINI_POWER_CTRL_BASE), - .length = SZ_512K, - .type = MT_DEVICE, - }, { -- .virtual = IO_ADDRESS(GEMINI_GPIO_BASE(0)), -+ .virtual = (unsigned long)IO_ADDRESS(GEMINI_GPIO_BASE(0)), - .pfn = __phys_to_pfn(GEMINI_GPIO_BASE(0)), - .length = SZ_512K, - .type = MT_DEVICE, - }, { -- .virtual = IO_ADDRESS(GEMINI_GPIO_BASE(1)), -+ .virtual = (unsigned long)IO_ADDRESS(GEMINI_GPIO_BASE(1)), - .pfn = __phys_to_pfn(GEMINI_GPIO_BASE(1)), - .length = SZ_512K, - .type = MT_DEVICE, - }, { -- .virtual = IO_ADDRESS(GEMINI_GPIO_BASE(2)), -+ .virtual = (unsigned long)IO_ADDRESS(GEMINI_GPIO_BASE(2)), - .pfn = __phys_to_pfn(GEMINI_GPIO_BASE(2)), - .length = SZ_512K, - .type = MT_DEVICE, - }, { -- .virtual = IO_ADDRESS(GEMINI_FLASH_CTRL_BASE), -+ .virtual = (unsigned long)IO_ADDRESS(GEMINI_FLASH_CTRL_BASE), - .pfn = __phys_to_pfn(GEMINI_FLASH_CTRL_BASE), - .length = SZ_512K, - .type = MT_DEVICE, - }, { -- .virtual = IO_ADDRESS(GEMINI_DRAM_CTRL_BASE), -+ .virtual = (unsigned long)IO_ADDRESS(GEMINI_DRAM_CTRL_BASE), - .pfn = __phys_to_pfn(GEMINI_DRAM_CTRL_BASE), - .length = SZ_512K, - .type = MT_DEVICE, - }, { -- .virtual = IO_ADDRESS(GEMINI_GENERAL_DMA_BASE), -+ .virtual = (unsigned long)IO_ADDRESS(GEMINI_GENERAL_DMA_BASE), - .pfn = __phys_to_pfn(GEMINI_GENERAL_DMA_BASE), - .length = SZ_512K, - .type = MT_DEVICE, ---- /dev/null -+++ b/arch/arm/mach-gemini/reset.c -@@ -0,0 +1,23 @@ -+/* -+ * Copyright (C) 2001-2006 Storlink, Corp. -+ * Copyright (C) 2008-2009 Paulius Zaleckas -+ * -+ * 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. -+ */ -+#ifndef __MACH_SYSTEM_H -+#define __MACH_SYSTEM_H -+ -+#include -+#include -+#include -+ -+void gemini_restart(char mode, const char *cmd) -+{ -+ __raw_writel(RESET_GLOBAL | RESET_CPU1, -+ IO_ADDRESS(GEMINI_GLOBAL_BASE) + GLOBAL_RESET); -+} -+ -+#endif /* __MACH_SYSTEM_H */ diff --git a/target/linux/gemini/patches/002-arm-gemini-fix-platform_register_rtc-prototype.patch b/target/linux/gemini/patches/002-arm-gemini-fix-platform_register_rtc-prototype.patch deleted file mode 100644 index f789f77fd5..0000000000 --- a/target/linux/gemini/patches/002-arm-gemini-fix-platform_register_rtc-prototype.patch +++ /dev/null @@ -1,23 +0,0 @@ ---- a/arch/arm/mach-gemini/common.h -+++ b/arch/arm/mach-gemini/common.h -@@ -18,9 +18,9 @@ extern void gemini_map_io(void); - extern void gemini_init_irq(void); - extern void gemini_timer_init(void); - extern void gemini_gpio_init(void); --extern void platform_register_rtc(void); - - /* Common platform devices registration functions */ -+extern int platform_register_rtc(void); - extern int platform_register_uart(void); - extern int platform_register_pflash(unsigned int size, - struct mtd_partition *parts, ---- a/arch/arm/mach-gemini/devices.c -+++ b/arch/arm/mach-gemini/devices.c -@@ -17,6 +17,7 @@ - #include - #include - #include -+#include "common.h" - - static struct plat_serial8250_port serial_platform_data[] = { - { diff --git a/target/linux/gemini/patches/110-watchdog-add-gemini_wdt-driver.patch b/target/linux/gemini/patches/110-watchdog-add-gemini_wdt-driver.patch deleted file mode 100644 index 31a6896423..0000000000 --- a/target/linux/gemini/patches/110-watchdog-add-gemini_wdt-driver.patch +++ /dev/null @@ -1,410 +0,0 @@ ---- /dev/null -+++ b/drivers/watchdog/gemini_wdt.c -@@ -0,0 +1,378 @@ -+/* -+ * Watchdog driver for Cortina Systems Gemini SoC -+ * -+ * Copyright (C) 2009 Paulius Zaleckas -+ * -+ * 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 -+#include -+#include -+#include -+#include -+#include -+#include -+#include -+#include -+#include -+ -+#define GEMINI_WDCOUNTER 0x0 -+#define GEMINI_WDLOAD 0x4 -+#define GEMINI_WDRESTART 0x8 -+ -+#define WDRESTART_MAGIC 0x5AB9 -+ -+#define GEMINI_WDCR 0xC -+ -+#define WDCR_CLOCK_5MHZ (1 << 4) -+#define WDCR_SYS_RST (1 << 1) -+#define WDCR_ENABLE (1 << 0) -+ -+#define WDT_CLOCK 5000000 /* 5 MHz */ -+#define WDT_DEFAULT_TIMEOUT 13 -+#define WDT_MAX_TIMEOUT (0xFFFFFFFF / WDT_CLOCK) -+ -+/* status bits */ -+#define WDT_ACTIVE 0 -+#define WDT_OK_TO_CLOSE 1 -+ -+static unsigned int timeout = WDT_DEFAULT_TIMEOUT; -+static int nowayout = WATCHDOG_NOWAYOUT; -+ -+static DEFINE_SPINLOCK(gemini_wdt_lock); -+ -+static struct platform_device *gemini_wdt_dev; -+ -+struct gemini_wdt_struct { -+ struct resource *res; -+ struct device *dev; -+ void __iomem *base; -+ unsigned long status; -+}; -+ -+static struct watchdog_info gemini_wdt_info = { -+ .identity = "Gemini watchdog", -+ .options = WDIOF_MAGICCLOSE | WDIOF_KEEPALIVEPING | -+ WDIOF_SETTIMEOUT, -+}; -+ -+/* Disable the watchdog. */ -+static void gemini_wdt_stop(struct gemini_wdt_struct *gemini_wdt) -+{ -+ spin_lock(&gemini_wdt_lock); -+ -+ __raw_writel(0, gemini_wdt->base + GEMINI_WDCR); -+ -+ clear_bit(WDT_ACTIVE, &gemini_wdt->status); -+ -+ spin_unlock(&gemini_wdt_lock); -+} -+ -+/* Service the watchdog */ -+static void gemini_wdt_service(struct gemini_wdt_struct *gemini_wdt) -+{ -+ __raw_writel(WDRESTART_MAGIC, gemini_wdt->base + GEMINI_WDRESTART); -+} -+ -+/* Enable and reset the watchdog. */ -+static void gemini_wdt_start(struct gemini_wdt_struct *gemini_wdt) -+{ -+ spin_lock(&gemini_wdt_lock); -+ -+ __raw_writel(timeout * WDT_CLOCK, gemini_wdt->base + GEMINI_WDLOAD); -+ -+ gemini_wdt_service(gemini_wdt); -+ -+ /* set clock before enabling */ -+ __raw_writel(WDCR_CLOCK_5MHZ | WDCR_SYS_RST, -+ gemini_wdt->base + GEMINI_WDCR); -+ -+ __raw_writel(WDCR_CLOCK_5MHZ | WDCR_SYS_RST | WDCR_ENABLE, -+ gemini_wdt->base + GEMINI_WDCR); -+ -+ set_bit(WDT_ACTIVE, &gemini_wdt->status); -+ -+ spin_unlock(&gemini_wdt_lock); -+} -+ -+/* Watchdog device is opened, and watchdog starts running. */ -+static int gemini_wdt_open(struct inode *inode, struct file *file) -+{ -+ struct gemini_wdt_struct *gemini_wdt = platform_get_drvdata(gemini_wdt_dev); -+ -+ if (test_bit(WDT_ACTIVE, &gemini_wdt->status)) -+ return -EBUSY; -+ -+ file->private_data = gemini_wdt; -+ -+ gemini_wdt_start(gemini_wdt); -+ -+ return nonseekable_open(inode, file); -+} -+ -+/* Close the watchdog device. */ -+static int gemini_wdt_close(struct inode *inode, struct file *file) -+{ -+ struct gemini_wdt_struct *gemini_wdt = file->private_data; -+ -+ /* Disable the watchdog if possible */ -+ if (test_bit(WDT_OK_TO_CLOSE, &gemini_wdt->status)) -+ gemini_wdt_stop(gemini_wdt); -+ else -+ dev_warn(gemini_wdt->dev, "Device closed unexpectedly - timer will not stop\n"); -+ -+ return 0; -+} -+ -+/* Handle commands from user-space. */ -+static long gemini_wdt_ioctl(struct file *file, unsigned int cmd, -+ unsigned long arg) -+{ -+ struct gemini_wdt_struct *gemini_wdt = file->private_data; -+ -+ int value; -+ -+ switch (cmd) { -+ case WDIOC_KEEPALIVE: -+ gemini_wdt_service(gemini_wdt); -+ return 0; -+ -+ case WDIOC_GETSUPPORT: -+ return copy_to_user((struct watchdog_info *)arg, &gemini_wdt_info, -+ sizeof(gemini_wdt_info)) ? -EFAULT : 0; -+ -+ case WDIOC_SETTIMEOUT: -+ if (get_user(value, (int *)arg)) -+ return -EFAULT; -+ -+ if ((value < 1) || (value > WDT_MAX_TIMEOUT)) -+ return -EINVAL; -+ -+ timeout = value; -+ -+ /* restart wdt to use new timeout */ -+ gemini_wdt_stop(gemini_wdt); -+ gemini_wdt_start(gemini_wdt); -+ -+ /* Fall through */ -+ case WDIOC_GETTIMEOUT: -+ return put_user(timeout, (int *)arg); -+ -+ case WDIOC_GETTIMELEFT: -+ value = __raw_readl(gemini_wdt->base + GEMINI_WDCOUNTER); -+ return put_user(value / WDT_CLOCK, (int *)arg); -+ -+ default: -+ return -ENOTTY; -+ } -+} -+ -+/* Refresh the watchdog whenever device is written to. */ -+static ssize_t gemini_wdt_write(struct file *file, const char *data, -+ size_t len, loff_t *ppos) -+{ -+ struct gemini_wdt_struct *gemini_wdt = file->private_data; -+ -+ if (len) { -+ if (!nowayout) { -+ size_t i; -+ -+ clear_bit(WDT_OK_TO_CLOSE, &gemini_wdt->status); -+ for (i = 0; i != len; i++) { -+ char c; -+ -+ if (get_user(c, data + i)) -+ return -EFAULT; -+ if (c == 'V') -+ set_bit(WDT_OK_TO_CLOSE, -+ &gemini_wdt->status); -+ } -+ } -+ gemini_wdt_service(gemini_wdt); -+ } -+ -+ return len; -+} -+ -+static const struct file_operations gemini_wdt_fops = { -+ .owner = THIS_MODULE, -+ .llseek = no_llseek, -+ .unlocked_ioctl = gemini_wdt_ioctl, -+ .open = gemini_wdt_open, -+ .release = gemini_wdt_close, -+ .write = gemini_wdt_write, -+}; -+ -+static struct miscdevice gemini_wdt_miscdev = { -+ .minor = WATCHDOG_MINOR, -+ .name = "watchdog", -+ .fops = &gemini_wdt_fops, -+}; -+ -+static void gemini_wdt_shutdown(struct platform_device *pdev) -+{ -+ struct gemini_wdt_struct *gemini_wdt = platform_get_drvdata(pdev); -+ -+ gemini_wdt_stop(gemini_wdt); -+} -+ -+static int gemini_wdt_probe(struct platform_device *pdev) -+{ -+ int ret; -+ int res_size; -+ struct resource *res; -+ void __iomem *base; -+ struct gemini_wdt_struct *gemini_wdt; -+ unsigned int reg; -+ -+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0); -+ if (!res) { -+ dev_err(&pdev->dev, "can't get device resources\n"); -+ return -ENODEV; -+ } -+ -+ res_size = resource_size(res); -+ if (!request_mem_region(res->start, res_size, res->name)) { -+ dev_err(&pdev->dev, "can't allocate %d bytes at %d address\n", -+ res_size, res->start); -+ return -ENOMEM; -+ } -+ -+ base = ioremap(res->start, res_size); -+ if (!base) { -+ dev_err(&pdev->dev, "ioremap failed\n"); -+ ret = -EIO; -+ goto fail0; -+ } -+ -+ gemini_wdt = kzalloc(sizeof(struct gemini_wdt_struct), GFP_KERNEL); -+ if (!gemini_wdt) { -+ dev_err(&pdev->dev, "can't allocate interface\n"); -+ ret = -ENOMEM; -+ goto fail1; -+ } -+ -+ /* Setup gemini_wdt driver structure */ -+ gemini_wdt->base = base; -+ gemini_wdt->res = res; -+ -+ /* Set up platform driver data */ -+ platform_set_drvdata(pdev, gemini_wdt); -+ gemini_wdt_dev = pdev; -+ -+ if (gemini_wdt_miscdev.parent) { -+ ret = -EBUSY; -+ goto fail2; -+ } -+ -+ gemini_wdt_miscdev.parent = &pdev->dev; -+ -+ reg = __raw_readw(gemini_wdt->base + GEMINI_WDCR); -+ if (reg & WDCR_ENABLE) { -+ /* Watchdog was enabled by the bootloader, disable it. */ -+ reg &= ~(WDCR_ENABLE); -+ __raw_writel(reg, gemini_wdt->base + GEMINI_WDCR); -+ } -+ -+ ret = misc_register(&gemini_wdt_miscdev); -+ if (ret) -+ goto fail2; -+ -+ return 0; -+ -+fail2: -+ platform_set_drvdata(pdev, NULL); -+ kfree(gemini_wdt); -+fail1: -+ iounmap(base); -+fail0: -+ release_mem_region(res->start, res_size); -+ -+ return ret; -+} -+ -+static int gemini_wdt_remove(struct platform_device *pdev) -+{ -+ struct gemini_wdt_struct *gemini_wdt = platform_get_drvdata(pdev); -+ -+ platform_set_drvdata(pdev, NULL); -+ misc_deregister(&gemini_wdt_miscdev); -+ gemini_wdt_dev = NULL; -+ iounmap(gemini_wdt->base); -+ release_mem_region(gemini_wdt->res->start, resource_size(gemini_wdt->res)); -+ -+ kfree(gemini_wdt); -+ -+ return 0; -+} -+ -+#ifdef CONFIG_PM -+static int gemini_wdt_suspend(struct platform_device *pdev, pm_message_t message) -+{ -+ struct gemini_wdt_struct *gemini_wdt = platform_get_drvdata(pdev); -+ unsigned int reg; -+ -+ reg = __raw_readw(gemini_wdt->base + GEMINI_WDCR); -+ reg &= ~(WDCR_WDENABLE); -+ __raw_writel(reg, gemini_wdt->base + GEMINI_WDCR); -+ -+ return 0; -+} -+ -+static int gemini_wdt_resume(struct platform_device *pdev) -+{ -+ struct gemini_wdt_struct *gemini_wdt = platform_get_drvdata(pdev); -+ unsigned int reg; -+ -+ if (gemini_wdt->status) { -+ reg = __raw_readw(gemini_wdt->base + GEMINI_WDCR); -+ reg |= WDCR_WDENABLE; -+ __raw_writel(reg, gemini_wdt->base + GEMINI_WDCR); -+ } -+ -+ return 0; -+} -+#else -+#define gemini_wdt_suspend NULL -+#define gemini_wdt_resume NULL -+#endif -+ -+static struct platform_driver gemini_wdt_driver = { -+ .probe = gemini_wdt_probe, -+ .remove = gemini_wdt_remove, -+ .shutdown = gemini_wdt_shutdown, -+ .suspend = gemini_wdt_suspend, -+ .resume = gemini_wdt_resume, -+ .driver = { -+ .name = "gemini-wdt", -+ .owner = THIS_MODULE, -+ }, -+}; -+ -+static int __init gemini_wdt_init(void) -+{ -+ return platform_driver_probe(&gemini_wdt_driver, gemini_wdt_probe); -+} -+ -+static void __exit gemini_wdt_exit(void) -+{ -+ platform_driver_unregister(&gemini_wdt_driver); -+} -+ -+module_init(gemini_wdt_init); -+module_exit(gemini_wdt_exit); -+ -+module_param(timeout, uint, 0); -+MODULE_PARM_DESC(timeout, "Watchdog timeout in seconds"); -+ -+module_param(nowayout, int, 0); -+MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started"); -+ -+MODULE_AUTHOR("Paulius Zaleckas"); -+MODULE_DESCRIPTION("Watchdog driver for Gemini"); -+MODULE_LICENSE("GPL"); -+MODULE_ALIAS_MISCDEV(WATCHDOG_MINOR); -+MODULE_ALIAS("platform:gemini-wdt"); ---- a/drivers/watchdog/Kconfig -+++ b/drivers/watchdog/Kconfig -@@ -154,6 +154,16 @@ config 977_WATCHDOG - - Not sure? It's safe to say N. - -+config GEMINI_WATCHDOG -+ tristate "Gemini watchdog" -+ depends on ARCH_GEMINI -+ help -+ Say Y here if to include support for the watchdog timer -+ embedded in the Cortina Systems Gemini family of devices. -+ -+ To compile this driver as a module, choose M here: the -+ module will be called gemini_wdt. -+ - config IXP4XX_WATCHDOG - tristate "IXP4xx Watchdog" - depends on ARCH_IXP4XX ---- a/drivers/watchdog/Makefile -+++ b/drivers/watchdog/Makefile -@@ -36,6 +36,7 @@ obj-$(CONFIG_OMAP_WATCHDOG) += omap_wdt. - obj-$(CONFIG_TWL4030_WATCHDOG) += twl4030_wdt.o - obj-$(CONFIG_21285_WATCHDOG) += wdt285.o - obj-$(CONFIG_977_WATCHDOG) += wdt977.o -+obj-$(CONFIG_GEMINI_WATCHDOG) += gemini_wdt.o - obj-$(CONFIG_IXP4XX_WATCHDOG) += ixp4xx_wdt.o - obj-$(CONFIG_KS8695_WATCHDOG) += ks8695_wdt.o - obj-$(CONFIG_S3C2410_WATCHDOG) += s3c2410_wdt.o diff --git a/target/linux/gemini/patches/111-arm-gemini-add-watchdog-device.patch b/target/linux/gemini/patches/111-arm-gemini-add-watchdog-device.patch deleted file mode 100644 index 00ca35d96a..0000000000 --- a/target/linux/gemini/patches/111-arm-gemini-add-watchdog-device.patch +++ /dev/null @@ -1,33 +0,0 @@ ---- a/arch/arm/mach-gemini/devices.c -+++ b/arch/arm/mach-gemini/devices.c -@@ -117,3 +117,20 @@ int __init platform_register_rtc(void) - return platform_device_register(&gemini_rtc_device); - } - -+static struct resource wdt_resource = { -+ .start = GEMINI_WAQTCHDOG_BASE, -+ .end = GEMINI_WAQTCHDOG_BASE + 0x18, -+ .flags = IORESOURCE_MEM, -+}; -+ -+static struct platform_device wdt_device = { -+ .name = "gemini-wdt", -+ .id = 0, -+ .resource = &wdt_resource, -+ .num_resources = 1, -+}; -+ -+int __init platform_register_watchdog(void) -+{ -+ return platform_device_register(&wdt_device); -+} ---- a/arch/arm/mach-gemini/common.h -+++ b/arch/arm/mach-gemini/common.h -@@ -25,6 +25,7 @@ extern int platform_register_uart(void); - extern int platform_register_pflash(unsigned int size, - struct mtd_partition *parts, - unsigned int nr_parts); -+extern int platform_register_watchdog(void); - - extern void gemini_restart(char mode, const char *cmd); - diff --git a/target/linux/gemini/patches/112-arm-gemini-register-watchdog-devices.patch b/target/linux/gemini/patches/112-arm-gemini-register-watchdog-devices.patch deleted file mode 100644 index 74564b199e..0000000000 --- a/target/linux/gemini/patches/112-arm-gemini-register-watchdog-devices.patch +++ /dev/null @@ -1,40 +0,0 @@ ---- a/arch/arm/mach-gemini/board-nas4220b.c -+++ b/arch/arm/mach-gemini/board-nas4220b.c -@@ -95,6 +95,7 @@ static void __init ib4220b_init(void) - platform_device_register(&ib4220b_led_device); - platform_device_register(&ib4220b_key_device); - platform_register_rtc(); -+ platform_register_watchdog(); - } - - MACHINE_START(NAS4220B, "Raidsonic NAS IB-4220-B") ---- a/arch/arm/mach-gemini/board-wbd111.c -+++ b/arch/arm/mach-gemini/board-wbd111.c -@@ -122,6 +122,7 @@ static void __init wbd111_init(void) - platform_device_register(&wbd111_leds_device); - platform_device_register(&wbd111_keys_device); - platform_register_rtc(); -+ platform_register_watchdog(); - } - - MACHINE_START(WBD111, "Wiliboard WBD-111") ---- a/arch/arm/mach-gemini/board-wbd222.c -+++ b/arch/arm/mach-gemini/board-wbd222.c -@@ -122,6 +122,7 @@ static void __init wbd222_init(void) - platform_device_register(&wbd222_leds_device); - platform_device_register(&wbd222_keys_device); - platform_register_rtc(); -+ platform_register_watchdog(); - } - - MACHINE_START(WBD222, "Wiliboard WBD-222") ---- a/arch/arm/mach-gemini/board-rut1xx.c -+++ b/arch/arm/mach-gemini/board-rut1xx.c -@@ -80,6 +80,7 @@ static void __init rut1xx_init(void) - platform_device_register(&rut1xx_leds); - platform_device_register(&rut1xx_keys_device); - platform_register_rtc(); -+ platform_register_watchdog(); - } - - MACHINE_START(RUT100, "Teltonika RUT100") diff --git a/target/linux/gemini/patches/120-net-add-gemini-gmac-driver.patch b/target/linux/gemini/patches/120-net-add-gemini-gmac-driver.patch deleted file mode 100644 index 8801894f7e..0000000000 --- a/target/linux/gemini/patches/120-net-add-gemini-gmac-driver.patch +++ /dev/null @@ -1,2910 +0,0 @@ ---- /dev/null -+++ b/arch/arm/mach-gemini/include/mach/gmac.h -@@ -0,0 +1,21 @@ -+/* -+ * Gemini GMAC specific defines -+ * -+ * Copyright (C) 2008, Paulius Zaleckas -+ * -+ * 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. -+ */ -+#ifndef __MACH_GMAC_H__ -+#define __MACH_GMAC_H__ -+ -+#include -+ -+struct gemini_gmac_platform_data { -+ char *bus_id[2]; /* NULL means that this port is not used */ -+ phy_interface_t interface[2]; -+}; -+ -+#endif /* __MACH_GMAC_H__ */ ---- /dev/null -+++ b/drivers/net/gemini_negmac/gm_gmac.c -@@ -0,0 +1,1359 @@ -+/* -+ * Ethernet device driver for Gemini SoC. -+ * -+ * Copyright (C) 2006, Storlink, Corp. -+ * Copyright (C) 2008-2009, Paulius Zaleckas -+ * -+ * 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 -+#include -+#include -+#include -+#include -+#include -+#include -+#include -+#include -+#include -+#include -+#include -+#include -+#include -+#include -+#include -+#include -+#include -+#include -+#include -+#include -+#include -+#include -+#include -+#include -+#include -+#include -+#include -+#include -+#include -+ -+#include "gm_gmac.h" -+ -+/* #define GMAX_TX_INTR_DISABLED */ -+/* #define DO_HW_CHKSUM */ -+/* #define ENABLE_TSO */ -+#define GMAC_USE_TXQ0 -+/* #define GMAC_LEN_1_2_ISSUE */ -+ -+#define DEFAULT_RXQ_MAX_CNT 256 -+ -+/* define chip information */ -+#define DRV_VERSION "0.2" -+#define SL351x_DRIVER_NAME "Gemini Ethernet driver " DRV_VERSION -+ -+#ifdef GMAC_LEN_1_2_ISSUE -+ #define _DEBUG_PREFETCH_NUM 256 -+static int _debug_prefetch_cnt; -+static char _debug_prefetch_buf[_DEBUG_PREFETCH_NUM][4] __attribute__((aligned(4))); -+#endif -+ -+static inline void gmac_write_reg(void __iomem *base, unsigned int offset, -+ unsigned int data, unsigned int bit_mask) -+{ -+ unsigned int reg_val; -+ -+ reg_val = (__raw_readl(base + offset) & (~bit_mask)) | (data & bit_mask); -+ __raw_writel(reg_val, base + offset); -+} -+ -+/*---------------------------------------------------------------------- -+* toe_init_free_queue -+* (1) Initialize the Free Queue Descriptor Base Address & size -+* Register: TOE_GLOBAL_BASE + 0x0004 -+* (2) Initialize DMA Read/Write pointer for -+* SW Free Queue and HW Free Queue -+* (3) Initialize DMA Descriptors for -+* SW Free Queue and HW Free Queue, -+*----------------------------------------------------------------------*/ -+static void toe_init_free_queue(struct toe_private *toe) -+{ -+ int i; -+ DMA_RWPTR_T rwptr_reg; -+ void *desc_buf; -+ GMAC_RXDESC_T *sw_desc_ptr; -+ struct sk_buff *skb; -+ -+ desc_buf = dma_alloc_coherent(toe->dev, TOE_SW_FREEQ_DESC_NUM * sizeof(GMAC_RXDESC_T), -+ &toe->sw_freeq_desc_base_dma, GFP_KERNEL); -+ sw_desc_ptr = (GMAC_RXDESC_T *)desc_buf; -+ if (!desc_buf) { -+ dev_err(toe->dev, "%s::DMA ALLOC fail\n", __func__); -+ return; -+ } -+ memset(desc_buf, 0, TOE_SW_FREEQ_DESC_NUM * sizeof(GMAC_RXDESC_T)); -+ -+ /* DMA Queue Base & Size */ -+ __raw_writel((toe->sw_freeq_desc_base_dma & DMA_Q_BASE_MASK) | TOE_SW_FREEQ_DESC_POWER, -+ toe->global_base + GLOBAL_SW_FREEQ_BASE_SIZE_REG); -+ -+ /* init descriptor base */ -+ toe->swfq_desc_base = (unsigned int)desc_buf; -+ -+ /* SW Free Queue Descriptors */ -+ for (i = 0; i < TOE_SW_FREEQ_DESC_NUM; i++) { -+ sw_desc_ptr->word0.bits.buffer_size = SW_RX_BUF_SIZE; -+ skb = dev_alloc_skb(SW_RX_BUF_SIZE); /* allocate socket buffer */ -+ if (!skb) { -+ dev_err(toe->dev, "%s::skb buffer allocation fail\n", __func__); -+ return; -+ } -+ REG32(skb->data) = (unsigned int)skb; -+ skb_reserve(skb, SKB_RESERVE_BYTES); -+ sw_desc_ptr->word2.buf_adr = dma_map_single(toe->dev, skb->data, -+ SW_RX_BUF_SIZE - SKB_RESERVE_BYTES, -+ DMA_FROM_DEVICE); -+ sw_desc_ptr++; -+ } -+ -+ dma_sync_single_for_device(toe->dev, toe->sw_freeq_desc_base_dma, -+ TOE_SW_FREEQ_DESC_NUM * sizeof(GMAC_RXDESC_T), -+ DMA_TO_DEVICE); -+ -+ /* SW Free Queue Read/Write Pointer */ -+ rwptr_reg.bits.wptr = TOE_SW_FREEQ_DESC_NUM - 1; -+ rwptr_reg.bits.rptr = 0; -+ __raw_writel(rwptr_reg.bits32, toe->global_base + GLOBAL_SWFQ_RWPTR_REG); -+ -+ /* DMA Queue Base & Size */ -+ __raw_writel(TOE_HW_FREEQ_DESC_POWER, -+ toe->global_base + GLOBAL_HW_FREEQ_BASE_SIZE_REG); -+ rwptr_reg.bits.wptr = TOE_HW_FREEQ_DESC_NUM - 1; -+ rwptr_reg.bits.rptr = 0; -+ __raw_writel(rwptr_reg.bits32, toe->global_base + GLOBAL_HWFQ_RWPTR_REG); -+} -+ -+/*---------------------------------------------------------------------- -+* toe_init_swtx_queue -+* (2) Initialize the GMAC 0/1 SW TXQ Queue Descriptor Base Address & sizeup -+* GMAC_SW_TX_QUEUE_BASE_REG(0x0050) -+* (2) Initialize DMA Read/Write pointer for -+* GMAC 0/1 SW TX Q0-5 -+*----------------------------------------------------------------------*/ -+static void toe_init_swtx_queue(struct net_device *dev) -+{ -+ int i; -+ struct gmac_private *gmac = netdev_priv(dev); -+ struct toe_private *toe = dev->ml_priv; -+ DMA_RWPTR_T rwptr_reg; -+ void __iomem *rwptr_addr; -+ void *desc_buf; -+ unsigned int offset; -+ -+ desc_buf = dma_alloc_coherent(toe->dev, TOE_GMAC_SWTXQ_DESC_NUM * TOE_SW_TXQ_NUM * sizeof(GMAC_TXDESC_T), -+ &gmac->swtxq_desc_base_dma, GFP_KERNEL); -+ gmac->swtxq_desc_base = (unsigned int)desc_buf; -+ if (!desc_buf) { -+ dev_err(toe->dev, "%s::DMA ALLOC fail\n", __func__); -+ return; -+ } -+ memset(desc_buf, 0, TOE_GMAC_SWTXQ_DESC_NUM * TOE_SW_TXQ_NUM * sizeof(GMAC_TXDESC_T)); -+ dma_sync_single_for_device(toe->dev, gmac->swtxq_desc_base_dma, -+ TOE_GMAC_SWTXQ_DESC_NUM * TOE_SW_TXQ_NUM * sizeof(GMAC_TXDESC_T), -+ DMA_TO_DEVICE); -+ __raw_writel((gmac->swtxq_desc_base_dma & DMA_Q_BASE_MASK) | TOE_GMAC_SWTXQ_DESC_POWER, -+ gmac->dma_base_addr + GMAC_SW_TX_QUEUE_BASE_REG); -+ -+ /* GMAC0 SW TX Q0-Q5 */ -+ offset = 0; -+ rwptr_reg.bits.wptr = 0; -+ rwptr_reg.bits.rptr = 0; -+ rwptr_addr = gmac->dma_base_addr + GMAC_SW_TX_QUEUE0_PTR_REG; -+ for (i = 0; i < TOE_SW_TXQ_NUM; i++) { -+ gmac->swtxq[i].rwptr_reg = rwptr_addr; -+ gmac->swtxq[i].desc_base_dma = (unsigned int)gmac->swtxq_desc_base_dma + offset; -+ gmac->swtxq[i].desc_base = (unsigned int)desc_buf + offset; -+ offset += TOE_GMAC_SWTXQ_DESC_NUM * sizeof(GMAC_TXDESC_T); -+ __raw_writel(rwptr_reg.bits32, rwptr_addr); -+ rwptr_addr += 4; -+ } -+} -+ -+/*---------------------------------------------------------------------- -+* toe_init_default_queue -+* (1) Initialize the default 0/1 Queue Header -+* Register: TOE_DEFAULT_Q0_HDR_BASE (0x60002000) -+* TOE_DEFAULT_Q1_HDR_BASE (0x60002008) -+* (2) Initialize Descriptors of Default Queue 0/1 -+*----------------------------------------------------------------------*/ -+static void toe_init_default_queue(struct net_device *dev) -+{ -+ struct gmac_private *gmac = netdev_priv(dev); -+ struct toe_private *toe = dev->ml_priv; -+ volatile NONTOE_QHDR_T *qhdr; -+ GMAC_RXDESC_T *desc_ptr; -+ -+ desc_ptr = dma_alloc_coherent(toe->dev, TOE_DEFAULT_Q_DESC_NUM * sizeof(GMAC_RXDESC_T), -+ &gmac->default_desc_base_dma, GFP_KERNEL); -+ if (!desc_ptr) { -+ dev_err(toe->dev, "%s::DMA ALLOC fail\n", __func__); -+ return; -+ } -+ memset(desc_ptr, 0, TOE_DEFAULT_Q_DESC_NUM * sizeof(GMAC_RXDESC_T)); -+ dma_sync_single_for_device(toe->dev, gmac->default_desc_base_dma, -+ TOE_DEFAULT_Q_DESC_NUM * sizeof(GMAC_RXDESC_T), -+ DMA_TO_DEVICE); -+ gmac->default_desc_base = (unsigned int)desc_ptr; -+ qhdr = (volatile NONTOE_QHDR_T *)(toe->global_base + TOE_DEFAULT_Q_HDR_BASE(gmac->port_id)); -+ qhdr->word0.base_size = ((unsigned int)gmac->default_desc_base_dma & NONTOE_QHDR0_BASE_MASK) | TOE_DEFAULT_Q_DESC_POWER; -+ qhdr->word1.bits32 = 0; -+ gmac->default_qhdr = (NONTOE_QHDR_T *)qhdr; -+} -+ -+/*---------------------------------------------------------------------- -+* toe_init_interrupt_config -+* Interrupt Select Registers are used to map interrupt to int0 or int1 -+* Int0 and int1 are wired to CPU 0/1 GMAC 0/1 -+* Interrupt Device Inteface data are used to pass device info to -+* upper device driver or store status/statistics -+* ISR handler -+* (1) If status bit ON but masked, the prinf error message (bug issue) -+* (2) If select bits are for me, handle it, else skip to let -+* the other ISR handles it. -+* Notes: -+* GMACx init routine (for eCOS) or open routine (for Linux) -+* enable the interrupt bits only which are selected for it. -+* -+* Default Setting: -+* GMAC0 intr bits ------> int0 ----> eth0 -+* GMAC1 intr bits ------> int1 ----> eth1 -+* TOE intr -------------> int0 ----> eth0 -+* Classification Intr --> int0 ----> eth0 -+* Default Q0 -----------> int0 ----> eth0 -+* Default Q1 -----------> int1 ----> eth1 -+*----------------------------------------------------------------------*/ -+static void toe_init_interrupt_config(struct toe_private *toe) -+{ -+ /* clear all status bits */ -+ __raw_writel(0xffffffff, toe->global_base + GLOBAL_INTERRUPT_STATUS_0_REG); -+ __raw_writel(0xffffffff, toe->global_base + GLOBAL_INTERRUPT_STATUS_1_REG); -+ __raw_writel(0xffffffff, toe->global_base + GLOBAL_INTERRUPT_STATUS_2_REG); -+ __raw_writel(0xffffffff, toe->global_base + GLOBAL_INTERRUPT_STATUS_3_REG); -+ __raw_writel(0xffffffff, toe->global_base + GLOBAL_INTERRUPT_STATUS_4_REG); -+ -+ /* Init select registers */ -+ __raw_writel(0, toe->global_base + GLOBAL_INTERRUPT_SELECT_0_REG); -+ __raw_writel(0, toe->global_base + GLOBAL_INTERRUPT_SELECT_1_REG); -+ __raw_writel(0, toe->global_base + GLOBAL_INTERRUPT_SELECT_2_REG); -+ __raw_writel(0, toe->global_base + GLOBAL_INTERRUPT_SELECT_3_REG); -+ __raw_writel(0, toe->global_base + GLOBAL_INTERRUPT_SELECT_4_REG); -+ -+ /* disable all interrupt */ -+ __raw_writel(0, toe->global_base + GLOBAL_INTERRUPT_ENABLE_0_REG); -+ __raw_writel(0, toe->global_base + GLOBAL_INTERRUPT_ENABLE_1_REG); -+ __raw_writel(0, toe->global_base + GLOBAL_INTERRUPT_ENABLE_2_REG); -+ __raw_writel(0, toe->global_base + GLOBAL_INTERRUPT_ENABLE_3_REG); -+ __raw_writel(0, toe->global_base + GLOBAL_INTERRUPT_ENABLE_4_REG); -+} -+ -+static void toe_gmac_hw_start(struct gmac_private *gmac) -+{ -+ GMAC_DMA_CTRL_T dma_ctrl; -+ -+ /* program dma control register */ -+ dma_ctrl.bits32 = __raw_readl(gmac->dma_base_addr + GMAC_DMA_CTRL_REG); -+ dma_ctrl.bits.rd_enable = 1; -+ dma_ctrl.bits.td_enable = 1; -+ dma_ctrl.bits.loopback = 0; -+ dma_ctrl.bits.drop_small_ack = 0; -+ dma_ctrl.bits.rd_prot = 0; -+ dma_ctrl.bits.rd_burst_size = 3; -+ dma_ctrl.bits.rd_insert_bytes = RX_INSERT_BYTES; -+ dma_ctrl.bits.rd_bus = 3; -+ dma_ctrl.bits.td_prot = 0; -+ dma_ctrl.bits.td_burst_size = 3; -+ dma_ctrl.bits.td_bus = 3; -+ -+ __raw_writel(dma_ctrl.bits32, gmac->dma_base_addr + GMAC_DMA_CTRL_REG); -+} -+ -+static void toe_gmac_hw_stop(struct gmac_private *gmac) -+{ -+ GMAC_DMA_CTRL_T dma_ctrl; -+ -+ /* program dma control register */ -+ dma_ctrl.bits32 = __raw_readl(gmac->dma_base_addr + GMAC_DMA_CTRL_REG); -+ dma_ctrl.bits.rd_enable = 0; -+ dma_ctrl.bits.td_enable = 0; -+ __raw_writel(dma_ctrl.bits32, gmac->dma_base_addr + GMAC_DMA_CTRL_REG); -+} -+ -+static void toe_gmac_init_chip(struct net_device *dev) -+{ -+ struct gmac_private *gmac = netdev_priv(dev); -+ GMAC_CONFIG2_T config2_val; -+ GMAC_CONFIG0_T config0; -+ GMAC_CONFIG1_T config1; -+ GMAC_STATUS_T status; -+ GMAC_TX_WCR0_T hw_weigh; -+ GMAC_TX_WCR1_T sw_weigh; -+ GMAC_RX_FLTR_T rx_filter; -+ -+ /* set RX_FLTR register to receive all multicast packet */ -+ rx_filter.bits32 = __raw_readl(gmac->base_addr + GMAC_RX_FLTR); -+ rx_filter.bits.unicast = 1; -+ rx_filter.bits.multicast = 1; -+ rx_filter.bits.broadcast = 1; -+ __raw_writel(rx_filter.bits32, gmac->base_addr + GMAC_RX_FLTR); -+ -+ /* set flow control threshold */ -+ config1.bits32 = 0; -+ config1.bits.set_threshold = 32 / 2; -+ config1.bits.rel_threshold = 32 / 4 * 3; -+ __raw_writel(config1.bits32, gmac->base_addr + GMAC_CONFIG1); -+ -+ /* set flow control threshold */ -+ config2_val.bits32 = 0; -+ config2_val.bits.set_threshold = TOE_SW_FREEQ_DESC_NUM / 4; -+ config2_val.bits.rel_threshold = TOE_SW_FREEQ_DESC_NUM / 2; -+ __raw_writel(config2_val.bits32, gmac->base_addr + GMAC_CONFIG2); -+ -+ /* disable TX/RX and disable internal loop back */ -+ config0.bits32 = __raw_readl(gmac->base_addr + GMAC_CONFIG0); -+ -+ config0.bits.max_len = 2; -+ -+ gmac->flow_control_enable = 0; -+ -+ config0.bits.tx_fc_en = 0; /* disable tx flow control */ -+ config0.bits.rx_fc_en = 0; /* disable rx flow control */ -+ config0.bits.dis_rx = 1; /* disable rx */ -+ config0.bits.dis_tx = 1; /* disable tx */ -+ config0.bits.loop_back = 0; /* enable/disable GMAC loopback */ -+ config0.bits.rx_err_detect = 1; -+ config0.bits.rgmii_en = 0; -+ config0.bits.rgmm_edge = 1; -+ config0.bits.rxc_inv = 0; -+ config0.bits.ipv4_rx_chksum = 1; /* enable H/W to check ip checksum */ -+ config0.bits.ipv6_rx_chksum = 1; /* enable H/W to check ip checksum */ -+ config0.bits.port0_chk_hwq = 1; -+ config0.bits.port1_chk_hwq = 1; -+ config0.bits.port0_chk_toeq = 1; -+ config0.bits.port1_chk_toeq = 1; -+ config0.bits.port0_chk_classq = 1; -+ config0.bits.port1_chk_classq = 1; -+ -+ __raw_writel(config0.bits32, gmac->base_addr + GMAC_CONFIG0); -+ -+ hw_weigh.bits32 = 0; -+ hw_weigh.bits.hw_tq3 = 1; -+ hw_weigh.bits.hw_tq2 = 1; -+ hw_weigh.bits.hw_tq1 = 1; -+ hw_weigh.bits.hw_tq0 = 1; -+ __raw_writel(hw_weigh.bits32, gmac->dma_base_addr + GMAC_TX_WEIGHTING_CTRL_0_REG); -+ -+ sw_weigh.bits32 = 0; -+ sw_weigh.bits.sw_tq5 = 1; -+ sw_weigh.bits.sw_tq4 = 1; -+ sw_weigh.bits.sw_tq3 = 1; -+ sw_weigh.bits.sw_tq2 = 1; -+ sw_weigh.bits.sw_tq1 = 1; -+ sw_weigh.bits.sw_tq0 = 1; -+ __raw_writel(sw_weigh.bits32, gmac->dma_base_addr + GMAC_TX_WEIGHTING_CTRL_1_REG); -+ -+ /* set interface type */ -+ status.bits32 = __raw_readl(gmac->base_addr + GMAC_STATUS); -+ -+ switch (gmac->phydev->interface) { -+ case PHY_INTERFACE_MODE_MII: -+ status.bits.mii_rmii = GMAC_PHY_MII; -+ break; -+ case PHY_INTERFACE_MODE_GMII: -+ status.bits.mii_rmii = GMAC_PHY_GMII; -+ break; -+ case PHY_INTERFACE_MODE_RGMII: -+ status.bits.mii_rmii = GMAC_PHY_RGMII_100_10; -+ break; -+ default: -+ dev_err(&dev->dev, "Unsupported MII interface\n"); -+ return; -+ } -+ -+ __raw_writel(status.bits32, gmac->base_addr + GMAC_STATUS); -+} -+ -+static void toe_init_gmac(struct net_device *dev) -+{ -+ struct gmac_private *gmac = netdev_priv(dev); -+ struct toe_private *toe = dev->ml_priv; -+ u32 data; -+ -+ /* GMAC initialization */ -+ toe_gmac_init_chip(dev); -+ -+ /* ----------------------------------------------------------- -+ Enable GMAC interrupt & disable loopback -+ Notes: -+ GMACx init routine (for eCOS) or open routine (for Linux) -+ enable the interrupt bits only which are selected for him. -+ --------------------------------------------------------------*/ -+ -+ /* Enable Interrupt Bits */ -+ if (gmac->port_id == 0) { -+ gmac->intr0_selected = GMAC0_TXDERR_INT_BIT | GMAC0_TXPERR_INT_BIT | -+ GMAC0_RXDERR_INT_BIT | GMAC0_RXPERR_INT_BIT | -+ GMAC0_SWTQ05_FIN_INT_BIT | GMAC0_SWTQ05_EOF_INT_BIT | -+ GMAC0_SWTQ04_FIN_INT_BIT | GMAC0_SWTQ04_EOF_INT_BIT | -+ GMAC0_SWTQ03_FIN_INT_BIT | GMAC0_SWTQ03_EOF_INT_BIT | -+ GMAC0_SWTQ02_FIN_INT_BIT | GMAC0_SWTQ02_EOF_INT_BIT | -+ GMAC0_SWTQ01_FIN_INT_BIT | GMAC0_SWTQ01_EOF_INT_BIT | -+ GMAC0_SWTQ00_FIN_INT_BIT | GMAC0_SWTQ00_EOF_INT_BIT; -+ -+#ifdef GMAX_TX_INTR_DISABLED -+ gmac->intr0_enabled = 0; -+#else -+ gmac->intr0_enabled = GMAC0_SWTQ00_FIN_INT_BIT | GMAC0_SWTQ00_EOF_INT_BIT; -+#endif -+ -+ gmac->intr1_selected = TOE_IQ_ALL_BITS | TOE_CLASS_RX_INT_BITS | -+ GMAC0_HWTQ03_EOF_INT_BIT | GMAC0_HWTQ02_EOF_INT_BIT | -+ GMAC0_HWTQ01_EOF_INT_BIT | GMAC0_HWTQ00_EOF_INT_BIT | -+ DEFAULT_Q0_INT_BIT; -+ gmac->intr1_enabled = DEFAULT_Q0_INT_BIT | TOE_IQ_ALL_BITS; -+ gmac->intr2_selected = 0xffffffff; /* TOE Queue 32-63 FUUL Intr */ -+ gmac->intr2_enabled = 0xffffffff; -+ gmac->intr3_selected = 0xffffffff; /* TOE Queue 0-31 FUUL Intr */ -+ gmac->intr3_enabled = 0xffffffff; -+ gmac->intr4_selected = GMAC0_INT_BITS | CLASS_RX_FULL_INT_BITS | -+ HWFQ_EMPTY_INT_BIT | SWFQ_EMPTY_INT_BIT; -+ gmac->intr4_enabled = GMAC0_INT_BITS | SWFQ_EMPTY_INT_BIT; -+ -+ data = __raw_readl(toe->global_base + GLOBAL_INTERRUPT_SELECT_0_REG) & ~gmac->intr0_selected; -+ __raw_writel(data, toe->global_base + GLOBAL_INTERRUPT_SELECT_0_REG); -+ data = __raw_readl(toe->global_base + GLOBAL_INTERRUPT_SELECT_1_REG) & ~gmac->intr1_selected; -+ __raw_writel(data, toe->global_base + GLOBAL_INTERRUPT_SELECT_1_REG); -+ data = __raw_readl(toe->global_base + GLOBAL_INTERRUPT_SELECT_2_REG) & ~gmac->intr2_selected; -+ __raw_writel(data, toe->global_base + GLOBAL_INTERRUPT_SELECT_2_REG); -+ data = __raw_readl(toe->global_base + GLOBAL_INTERRUPT_SELECT_3_REG) & ~gmac->intr3_selected; -+ __raw_writel(data, toe->global_base + GLOBAL_INTERRUPT_SELECT_3_REG); -+ data = __raw_readl(toe->global_base + GLOBAL_INTERRUPT_SELECT_4_REG) & ~gmac->intr4_selected; -+ __raw_writel(data, toe->global_base + GLOBAL_INTERRUPT_SELECT_4_REG); -+ } else { -+ gmac->intr0_selected = GMAC1_TXDERR_INT_BIT | GMAC1_TXPERR_INT_BIT | -+ GMAC1_RXDERR_INT_BIT | GMAC1_RXPERR_INT_BIT | -+ GMAC1_SWTQ15_FIN_INT_BIT | GMAC1_SWTQ15_EOF_INT_BIT | -+ GMAC1_SWTQ14_FIN_INT_BIT | GMAC1_SWTQ14_EOF_INT_BIT | -+ GMAC1_SWTQ13_FIN_INT_BIT | GMAC1_SWTQ13_EOF_INT_BIT | -+ GMAC1_SWTQ12_FIN_INT_BIT | GMAC1_SWTQ12_EOF_INT_BIT | -+ GMAC1_SWTQ11_FIN_INT_BIT | GMAC1_SWTQ11_EOF_INT_BIT | -+ GMAC1_SWTQ10_FIN_INT_BIT | GMAC1_SWTQ10_EOF_INT_BIT; -+#ifdef GMAX_TX_INTR_DISABLED -+ gmac->intr0_enabled = 0; -+#else -+ gmac->intr0_enabled = GMAC1_SWTQ10_FIN_INT_BIT | GMAC1_SWTQ10_EOF_INT_BIT; -+#endif -+ -+ gmac->intr1_selected = DEFAULT_Q1_INT_BIT; -+ gmac->intr1_enabled = DEFAULT_Q1_INT_BIT | TOE_IQ_ALL_BITS; -+ gmac->intr2_selected = 0; /* TOE Queue 32-63 FUUL Intr */ -+ gmac->intr2_enabled = 0; -+ gmac->intr3_selected = 0; /* TOE Queue 0-31 FUUL Intr */ -+ gmac->intr3_enabled = 0; -+ gmac->intr4_selected = GMAC1_INT_BITS; -+ gmac->intr4_enabled = GMAC1_INT_BITS; -+ -+ data = __raw_readl(toe->global_base + GLOBAL_INTERRUPT_SELECT_0_REG) | gmac->intr0_selected; -+ __raw_writel(data, toe->global_base + GLOBAL_INTERRUPT_SELECT_0_REG); -+ data = __raw_readl(toe->global_base + GLOBAL_INTERRUPT_SELECT_1_REG) | gmac->intr1_selected; -+ __raw_writel(data, toe->global_base + GLOBAL_INTERRUPT_SELECT_1_REG); -+ data = __raw_readl(toe->global_base + GLOBAL_INTERRUPT_SELECT_2_REG) | gmac->intr2_selected; -+ __raw_writel(data, toe->global_base + GLOBAL_INTERRUPT_SELECT_2_REG); -+ data = __raw_readl(toe->global_base + GLOBAL_INTERRUPT_SELECT_3_REG) | gmac->intr3_selected; -+ __raw_writel(data, toe->global_base + GLOBAL_INTERRUPT_SELECT_3_REG); -+ data = __raw_readl(toe->global_base + GLOBAL_INTERRUPT_SELECT_4_REG) | gmac->intr4_selected; -+ __raw_writel(data, toe->global_base + GLOBAL_INTERRUPT_SELECT_4_REG); -+ } -+ -+ /* enable only selected bits */ -+ gmac_write_reg(toe->global_base, GLOBAL_INTERRUPT_ENABLE_0_REG, -+ gmac->intr0_enabled, gmac->intr0_selected); -+ gmac_write_reg(toe->global_base, GLOBAL_INTERRUPT_ENABLE_1_REG, -+ gmac->intr1_enabled, gmac->intr1_selected); -+ gmac_write_reg(toe->global_base, GLOBAL_INTERRUPT_ENABLE_2_REG, -+ gmac->intr2_enabled, gmac->intr2_selected); -+ gmac_write_reg(toe->global_base, GLOBAL_INTERRUPT_ENABLE_3_REG, -+ gmac->intr3_enabled, gmac->intr3_selected); -+ gmac_write_reg(toe->global_base, GLOBAL_INTERRUPT_ENABLE_4_REG, -+ gmac->intr4_enabled, gmac->intr4_selected); -+ -+ /* start DMA process */ -+ toe_gmac_hw_start(gmac); -+} -+ -+static void toe_gmac_enable_tx_rx(struct net_device *dev) -+{ -+ struct gmac_private *gmac = netdev_priv(dev); -+ GMAC_CONFIG0_T config0; -+ -+ /* enable TX/RX */ -+ config0.bits32 = __raw_readl(gmac->base_addr + GMAC_CONFIG0); -+ config0.bits.dis_rx = 0; /* enable rx */ -+ config0.bits.dis_tx = 0; /* enable tx */ -+ __raw_writel(config0.bits32, gmac->base_addr + GMAC_CONFIG0); -+} -+ -+static void toe_gmac_disable_tx_rx(struct net_device *dev) -+{ -+ struct gmac_private *gmac = netdev_priv(dev); -+ GMAC_CONFIG0_T config0; -+ -+ /* enable TX/RX */ -+ config0.bits32 = __raw_readl(gmac->base_addr + GMAC_CONFIG0); -+ config0.bits.dis_rx = 1; /* disable rx */ -+ config0.bits.dis_tx = 1; /* disable tx */ -+ __raw_writel(config0.bits32, gmac->base_addr + GMAC_CONFIG0); -+} -+ -+static void toe_gmac_tx_complete(struct net_device *dev, unsigned int tx_qid) -+{ -+ struct gmac_private *gmac = netdev_priv(dev); -+ struct toe_private *toe = dev->ml_priv; -+ GMAC_TXDESC_T *curr_desc; -+ GMAC_TXDESC_0_T word0; -+ GMAC_TXDESC_1_T word1; -+ unsigned int desc_count; -+ GMAC_SWTXQ_T *swtxq; -+ DMA_RWPTR_T rwptr; -+ -+ /* get tx H/W completed descriptor virtual address */ -+ /* check tx status and accumulate tx statistics */ -+ swtxq = &gmac->swtxq[tx_qid]; -+ for (;;) { -+ rwptr.bits32 = __raw_readl(swtxq->rwptr_reg); -+ if (rwptr.bits.rptr == swtxq->finished_idx) -+ break; -+ curr_desc = (GMAC_TXDESC_T *)swtxq->desc_base + swtxq->finished_idx; -+ dma_sync_single_range_for_device(toe->dev, swtxq->desc_base_dma, -+ swtxq->finished_idx * sizeof(GMAC_TXDESC_T), -+ sizeof(GMAC_TXDESC_T), -+ DMA_FROM_DEVICE); -+ word0.bits32 = curr_desc->word0.bits32; -+ word1.bits32 = curr_desc->word1.bits32; -+ -+ if (word0.bits.status_tx_ok) { -+ dev->stats.tx_bytes += word1.bits.byte_count; -+ desc_count = word0.bits.desc_count; -+ if (desc_count == 0) { -+ dev_err(&dev->dev, "%s::Desc 0x%x = 0x%x, desc_count=%d\n", __func__, (u32)curr_desc, word0.bits32, desc_count); -+ BUG(); -+ } -+ while (--desc_count) { -+ word0.bits.status_tx_ok = 0; -+ curr_desc->word0.bits32 = word0.bits32; -+ dma_sync_single_range_for_device(toe->dev, swtxq->desc_base_dma, -+ swtxq->finished_idx * sizeof(GMAC_TXDESC_T), -+ sizeof(GMAC_TXDESC_T), -+ DMA_TO_DEVICE); -+ swtxq->finished_idx = RWPTR_ADVANCE_ONE(swtxq->finished_idx, TOE_GMAC_SWTXQ_DESC_NUM); -+ curr_desc = (GMAC_TXDESC_T *)swtxq->desc_base + swtxq->finished_idx; -+ dma_sync_single_range_for_device(toe->dev, swtxq->desc_base_dma, -+ swtxq->finished_idx * sizeof(GMAC_TXDESC_T), -+ sizeof(GMAC_TXDESC_T), -+ DMA_FROM_DEVICE); -+ word0.bits32 = curr_desc->word0.bits32; -+ } -+ -+ word0.bits.status_tx_ok = 0; -+ dev_kfree_skb_any(swtxq->tx_skb[swtxq->finished_idx]); -+ swtxq->tx_skb[swtxq->finished_idx] = NULL; -+ -+ curr_desc->word0.bits32 = word0.bits32; -+ dma_sync_single_range_for_device(toe->dev, swtxq->desc_base_dma, -+ swtxq->finished_idx * sizeof(GMAC_TXDESC_T), -+ sizeof(GMAC_TXDESC_T), -+ DMA_TO_DEVICE); -+ dev->stats.tx_packets++; -+ swtxq->finished_idx = RWPTR_ADVANCE_ONE(swtxq->finished_idx, TOE_GMAC_SWTXQ_DESC_NUM); -+ } else { -+ break; -+ } -+ } -+ -+ if (netif_queue_stopped(dev)) -+ netif_wake_queue(dev); -+} -+ -+static int gmac_start_xmit(struct sk_buff *skb, struct net_device *dev) -+{ -+ struct gmac_private *gmac = netdev_priv(dev); -+ struct toe_private *toe = dev->ml_priv; -+ DMA_RWPTR_T rwptr; -+ GMAC_TXDESC_T *curr_desc; -+ int snd_pages = skb_shinfo(skb)->nr_frags + 1; /* get number of descriptor */ -+ int frag_id = 0; -+ int len, total_len = skb->len; -+ struct net_device_stats *isPtr = &dev->stats; -+ unsigned int free_desc; -+ GMAC_SWTXQ_T *swtxq; -+ register unsigned long word0, word1, word2, word3; -+ unsigned short wptr, rptr; -+ -+#ifdef GMAC_LEN_1_2_ISSUE -+ int total_pages; -+ total_pages = snd_pages; -+#endif -+ -+ if (skb->len >= 0x10000) { -+ isPtr->tx_dropped++; -+ dev_err(&dev->dev, "%s::skb->len %d >= 64K\n", __func__, skb->len); -+ netif_stop_queue(dev); -+ return 1; -+ } -+ -+#ifdef GMAC_USE_TXQ0 -+ #define tx_qid 0 -+#endif -+ -+ swtxq = &gmac->swtxq[tx_qid]; -+ -+ rwptr.bits32 = __raw_readl(swtxq->rwptr_reg); -+ wptr = rwptr.bits.wptr; -+ rptr = rwptr.bits.rptr; -+ -+ /* -+ * check finished desc or empty BD -+ * cannot check by read ptr of RW PTR register, -+ * because the HW complete to send but the SW may NOT handle it -+ */ -+#ifdef GMAX_TX_INTR_DISABLED -+ toe_gmac_tx_complete(dev, tx_qid); -+#endif -+ if (wptr >= swtxq->finished_idx) -+ free_desc = TOE_GMAC_SWTXQ_DESC_NUM - wptr + swtxq->finished_idx; -+ else -+ free_desc = swtxq->finished_idx - wptr; -+ -+ if (free_desc < snd_pages) { -+ isPtr->tx_dropped++; -+ netif_stop_queue(dev); -+ return 1; -+ } -+ -+ while (snd_pages) { -+ dma_addr_t pkt_datap; -+ -+ curr_desc = (GMAC_TXDESC_T *)swtxq->desc_base + wptr; -+ if (frag_id == 0) { -+ len = skb_headlen(skb); -+ pkt_datap = dma_map_single(toe->dev, skb->data, len, DMA_TO_DEVICE); -+ } else { -+ skb_frag_t *frag = &skb_shinfo(skb)->frags[frag_id - 1]; -+ len = frag->size; -+ pkt_datap = dma_map_page(toe->dev, frag->page.p, frag->page_offset, len, DMA_TO_DEVICE); -+ } -+ -+ /* set TX descriptor */ -+ word0 = len; -+ word3 = (dev->mtu + 14) | EOFIE_BIT; -+ -+#ifdef DO_HW_CHKSUM -+ if (total_len <= 1514 && ip_hdr(skb) && (ip_hdr(skb)->frag_off & __constant_htons(0x3fff))) -+ word1 = total_len | -+ TSS_IP_CHKSUM_BIT | -+ TSS_IPV6_ENABLE_BIT | -+ TSS_MTU_ENABLE_BIT; -+ else -+ word1 = total_len | -+ TSS_UDP_CHKSUM_BIT | -+ TSS_TCP_CHKSUM_BIT | -+ TSS_IP_CHKSUM_BIT | -+ TSS_IPV6_ENABLE_BIT | -+ TSS_MTU_ENABLE_BIT; -+#else -+ word1 = total_len | TSS_MTU_ENABLE_BIT; -+#endif -+ word2 = (unsigned long)pkt_datap; -+ -+ if (frag_id == 0) -+ word3 |= SOF_BIT; -+ -+ if (snd_pages == 1) { -+ word3 |= EOF_BIT; -+ swtxq->tx_skb[wptr] = skb; -+ } else -+ swtxq->tx_skb[wptr] = NULL; -+ -+#ifdef GMAC_LEN_1_2_ISSUE -+ if ((total_pages != snd_pages) && (len == 1 || len == 2) && ((u32)pkt_datap & 0x03)) { -+ memcpy((void *)&_debug_prefetch_buf[_debug_prefetch_cnt][0], pkt_datap, len); -+ pkt_datap = (char *)&_debug_prefetch_buf[_debug_prefetch_cnt][0]; -+ word2 = (unsigned long)__pa(pkt_datap); -+ _debug_prefetch_cnt++; -+ if (_debug_prefetch_cnt >= _DEBUG_PREFETCH_NUM) -+ _debug_prefetch_cnt = 0; -+ } -+#endif -+ curr_desc->word0.bits32 = word0; -+ curr_desc->word1.bits32 = word1; -+ curr_desc->word2.bits32 = word2; -+ curr_desc->word3.bits32 = word3; -+ free_desc--; -+ dma_sync_single_range_for_device(toe->dev, swtxq->desc_base_dma, -+ wptr * sizeof(GMAC_TXDESC_T), -+ sizeof(GMAC_TXDESC_T), -+ DMA_TO_DEVICE); -+ wptr = RWPTR_ADVANCE_ONE(wptr, TOE_GMAC_SWTXQ_DESC_NUM); -+ frag_id++; -+ snd_pages--; -+ } -+ -+ SET_WPTR(swtxq->rwptr_reg, wptr); -+ dev->trans_start = jiffies; -+ -+ return 0; -+} -+ -+static void __gmac_set_mac_address(struct net_device *dev) -+{ -+ struct gmac_private *gmac = netdev_priv(dev); -+ unsigned int reg_val; -+ -+ reg_val = dev->dev_addr[0] + (dev->dev_addr[1] << 8) + -+ (dev->dev_addr[2] << 16) + (dev->dev_addr[3] << 24); -+ __raw_writel(reg_val, gmac->base_addr + GMAC_STA_ADD0); -+ reg_val = (__raw_readl(gmac->base_addr + GMAC_STA_ADD1) & 0xFFFF0000) + -+ dev->dev_addr[4] + (dev->dev_addr[5] << 8); -+ __raw_writel(reg_val, gmac->base_addr + GMAC_STA_ADD1); -+} -+ -+static int gmac_set_mac_address(struct net_device *dev, void *addr) -+{ -+ struct sockaddr *sa = addr; -+ -+ memcpy(dev->dev_addr, sa->sa_data, dev->addr_len); -+ -+ __gmac_set_mac_address(dev); -+ -+ return 0; -+} -+ -+static void gmac_get_mac_address(struct net_device *dev) -+{ -+ struct gmac_private *gmac = netdev_priv(dev); -+ unsigned int reg_val; -+ -+ reg_val = __raw_readl(gmac->base_addr + GMAC_STA_ADD0); -+ dev->dev_addr[0] = reg_val & 0xFF; -+ dev->dev_addr[1] = (reg_val >> 8) & 0xFF; -+ dev->dev_addr[2] = (reg_val >> 16) & 0xFF; -+ dev->dev_addr[3] = (reg_val >> 24) & 0xFF; -+ reg_val = __raw_readl(gmac->base_addr + GMAC_STA_ADD1); -+ dev->dev_addr[4] = reg_val & 0xFF; -+ dev->dev_addr[5] = (reg_val >> 8) & 0xFF; -+ -+ if (!is_valid_ether_addr(dev->dev_addr)) { -+ random_ether_addr(dev->dev_addr); -+ __gmac_set_mac_address(dev); -+ } -+} -+ -+struct net_device_stats *gmac_get_stats(struct net_device *dev) -+{ -+ struct gmac_private *gmac = netdev_priv(dev); -+ -+ if (netif_running(dev)) { -+ unsigned short multicast; -+ -+ multicast = __raw_readw(gmac->base_addr + GMAC_IN_MCAST) + -+ __raw_readw(gmac->base_addr + GMAC_IN_BCAST); -+ -+ dev->stats.rx_dropped += __raw_readw(gmac->base_addr + GMAC_IN_DISCARDS); -+ dev->stats.rx_errors += __raw_readw(gmac->base_addr + GMAC_IN_ERRORS); -+ dev->stats.rx_packets += __raw_readl(gmac->base_addr + GMAC_IN_MAC1) + multicast; -+ dev->stats.multicast += multicast; -+ } -+ -+ return &dev->stats; -+} -+ -+/* TODO: If possible use crc32 from kernel lib */ -+static unsigned const ethernet_polynomial = 0x04c11db7U; -+static unsigned int ether_crc(int length, unsigned char *data) -+{ -+ int crc = -1; -+ unsigned int i; -+ unsigned int crc_val = 0; -+ -+ while (--length >= 0) { -+ unsigned char current_octet = *data++; -+ int bit; -+ for (bit = 0; bit < 8; bit++, current_octet >>= 1) -+ crc = (crc << 1) ^ ((crc < 0) ^ (current_octet & 1) ? -+ ethernet_polynomial : 0); -+ } -+ crc = ~crc; -+ for (i = 0; i < 32; i++) -+ crc_val = crc_val + (((crc << i) & 0x80000000) >> (31 - i)); -+ -+ return crc_val; -+} -+ -+/*---------------------------------------------------------------------- -+* toe_gmac_fill_free_q -+* allocate buffers for free queue. -+*----------------------------------------------------------------------*/ -+static void toe_gmac_fill_free_q(struct toe_private *toe) -+{ -+ struct sk_buff *skb; -+ DMA_RWPTR_T fq_rwptr; -+ GMAC_RXDESC_T *fq_desc; -+ unsigned long flags; -+ -+ spin_lock_irqsave(&toe->freeq_lock, flags); -+ fq_rwptr.bits32 = __raw_readl(toe->global_base + GLOBAL_SWFQ_RWPTR_REG); -+ while ((unsigned short)RWPTR_ADVANCE_ONE(fq_rwptr.bits.wptr, -+ TOE_SW_FREEQ_DESC_NUM) != fq_rwptr.bits.rptr) { -+ skb = dev_alloc_skb(SW_RX_BUF_SIZE); -+ if (skb == NULL) { -+ dev_err(toe->dev, "%s::skb allocation fail\n", __func__); -+ break; -+ } -+ REG32(skb->data) = (unsigned int)skb; -+ skb_reserve(skb, SKB_RESERVE_BYTES); -+ fq_rwptr.bits.wptr = RWPTR_ADVANCE_ONE(fq_rwptr.bits.wptr, -+ TOE_SW_FREEQ_DESC_NUM); -+ fq_desc = (GMAC_RXDESC_T *)toe->swfq_desc_base + fq_rwptr.bits.wptr; -+ fq_desc->word2.buf_adr = dma_map_single(toe->dev, skb->data, -+ SW_RX_BUF_SIZE - SKB_RESERVE_BYTES, -+ DMA_FROM_DEVICE); -+ dma_sync_single_range_for_device(toe->dev, -+ toe->sw_freeq_desc_base_dma, -+ fq_rwptr.bits.wptr * sizeof(GMAC_RXDESC_T), -+ sizeof(GMAC_RXDESC_T), -+ DMA_TO_DEVICE); -+ SET_WPTR(toe->global_base + GLOBAL_SWFQ_RWPTR_REG, fq_rwptr.bits.wptr); -+ } -+ spin_unlock_irqrestore(&toe->freeq_lock, flags); -+} -+ -+static void fill_free_q_worker(struct work_struct *work) -+{ -+ struct toe_private *toe = container_of(work, struct toe_private, freq_work); -+ -+ toe_gmac_fill_free_q(toe); -+} -+ -+/*---------------------------------------------------------------------- -+* toe_gmac_handle_default_rxq -+* (1) Get rx Buffer for default Rx queue -+* (2) notify or call upper-routine to handle it -+* (3) get a new buffer and insert it into SW free queue -+* (4) Note: The SW free queue Read-Write Pointer should be locked when accessing -+*----------------------------------------------------------------------*/ -+static void toe_gmac_handle_default_rxq(struct net_device *dev) -+{ -+ struct gmac_private *gmac = netdev_priv(dev); -+ struct toe_private *toe = dev->ml_priv; -+ GMAC_RXDESC_T *curr_desc; -+ struct sk_buff *skb; -+ DMA_RWPTR_T rwptr; -+ unsigned int pkt_size; -+ int max_cnt; -+ unsigned int desc_count; -+ unsigned int chksum_status, rx_status; -+ struct net_device_stats *isPtr = &dev->stats; -+ -+ rwptr.bits32 = __raw_readl(&gmac->default_qhdr->word1); -+ max_cnt = DEFAULT_RXQ_MAX_CNT; -+ while ((--max_cnt) && rwptr.bits.rptr != rwptr.bits.wptr) { -+ curr_desc = (GMAC_RXDESC_T *)gmac->default_desc_base + rwptr.bits.rptr; -+ dma_sync_single_range_for_device(toe->dev, -+ gmac->default_desc_base_dma, -+ rwptr.bits.rptr * sizeof(GMAC_RXDESC_T), -+ sizeof(GMAC_RXDESC_T), -+ DMA_FROM_DEVICE); -+ rx_status = curr_desc->word0.bits.status; -+ chksum_status = curr_desc->word0.bits.chksum_status; -+ pkt_size = curr_desc->word1.bits.byte_count; /* total byte count in a frame */ -+ desc_count = curr_desc->word0.bits.desc_count; /* get descriptor count per frame */ -+ skb = (struct sk_buff *)(REG32(__va(curr_desc->word2.buf_adr) - SKB_RESERVE_BYTES)); -+ -+ if ((curr_desc->word0.bits32 & (GMAC_RXDESC_0_T_derr | GMAC_RXDESC_0_T_perr)) -+ || (pkt_size < 60) || (chksum_status & 0x4) || rx_status) { -+ if (curr_desc->word0.bits32 & GMAC_RXDESC_0_T_derr) -+ dev_err(&dev->dev, "%s::derr\n", __func__); -+ if (curr_desc->word0.bits32 & GMAC_RXDESC_0_T_perr) -+ dev_err(&dev->dev, "%s::perr\n", __func__); -+ if (rx_status && (rx_status == 4 || rx_status == 7)) -+ isPtr->rx_crc_errors++; -+ -+ dev_kfree_skb_irq(skb); -+ goto bad_frame; -+ } -+ -+ if (curr_desc->word0.bits.drop) -+ dev_warn(&dev->dev, "%s::Drop\n", __func__); -+ -+ /* get frame information from the first descriptor of the frame */ -+ skb_reserve(skb, RX_INSERT_BYTES); /* 16 byte align the IP fields. */ -+ skb_put(skb, pkt_size); -+ skb->dev = dev; -+ skb->protocol = eth_type_trans(skb, dev); -+ if (chksum_status == RX_CHKSUM_IP_UDP_TCP_OK || chksum_status == RX_CHKSUM_IP_OK_ONLY) -+ skb->ip_summed = CHECKSUM_UNNECESSARY; -+ -+ netif_rx(skb); /* socket rx */ -+ dev->last_rx = jiffies; -+ -+ isPtr->rx_bytes += pkt_size; -+ -+bad_frame: -+ /* advance one for Rx default Q 0/1 */ -+ rwptr.bits.rptr = RWPTR_ADVANCE_ONE(rwptr.bits.rptr, TOE_DEFAULT_Q_DESC_NUM); -+ SET_RPTR(&gmac->default_qhdr->word1, rwptr.bits.rptr); -+ } -+ -+ schedule_work(&toe->freq_work); -+} -+ -+static irqreturn_t toe_gmac_interrupt(int irq, void *dev_instance) -+{ -+ struct net_device *dev = dev_instance; -+ struct gmac_private *gmac = netdev_priv(dev); -+ struct toe_private *toe = dev->ml_priv; -+ unsigned int status0; -+ unsigned int status1; -+ unsigned int status2; -+ unsigned int status3; -+ unsigned int status4; -+ int handled = 0; -+ -+ /* read Interrupt status */ -+ status0 = __raw_readl(toe->global_base + GLOBAL_INTERRUPT_STATUS_0_REG); -+ status1 = __raw_readl(toe->global_base + GLOBAL_INTERRUPT_STATUS_1_REG); -+ status2 = __raw_readl(toe->global_base + GLOBAL_INTERRUPT_STATUS_2_REG); -+ status3 = __raw_readl(toe->global_base + GLOBAL_INTERRUPT_STATUS_3_REG); -+ status4 = __raw_readl(toe->global_base + GLOBAL_INTERRUPT_STATUS_4_REG); -+ -+ /* clear interrupts */ -+ if (status0) -+ __raw_writel(status0, toe->global_base + GLOBAL_INTERRUPT_STATUS_0_REG); -+ if (status1) -+ __raw_writel(status1, toe->global_base + GLOBAL_INTERRUPT_STATUS_1_REG); -+ if (status2) -+ __raw_writel(status2, toe->global_base + GLOBAL_INTERRUPT_STATUS_2_REG); -+ if (status3) -+ __raw_writel(status3, toe->global_base + GLOBAL_INTERRUPT_STATUS_3_REG); -+ if (status4) -+ __raw_writel(status4, toe->global_base + GLOBAL_INTERRUPT_STATUS_4_REG); -+ -+ /* handle freeq interrupt first */ -+ if (status4 & gmac->intr4_enabled) { -+ if ((status4 & SWFQ_EMPTY_INT_BIT) && (gmac->intr4_enabled & SWFQ_EMPTY_INT_BIT)) { -+ toe_gmac_fill_free_q(toe); -+ handled = 1; -+ } -+ } -+ -+ /* Interrupt Status 1 */ -+ if (status1 & gmac->intr1_enabled) { -+ /* -+ * Handle GMAC 0/1 HW Tx queue 0-3 EOF events -+ * Only count -+ * TOE, Classification, and default queues interrupts are handled by ISR -+ * because they should pass packets to upper layer -+ */ -+ if (gmac->port_id == 0) { -+ if (netif_running(dev) && (status1 & DEFAULT_Q0_INT_BIT) && (gmac->intr1_enabled & DEFAULT_Q0_INT_BIT)) { -+ toe_gmac_handle_default_rxq(dev); -+ handled = 1; -+ } -+ } else if (gmac->port_id == 1) { -+ if (netif_running(dev) && (status1 & DEFAULT_Q1_INT_BIT) && (gmac->intr1_enabled & DEFAULT_Q1_INT_BIT)) { -+ toe_gmac_handle_default_rxq(dev); -+ handled = 1; -+ } -+ } -+ } -+ -+ /* Interrupt Status 0 */ -+ if (status0 & gmac->intr0_enabled) { -+#ifndef GMAX_TX_INTR_DISABLED -+ if (gmac->port_id == 1 && netif_running(dev) && -+ (((status0 & GMAC1_SWTQ10_FIN_INT_BIT) && (gmac->intr0_enabled & GMAC1_SWTQ10_FIN_INT_BIT)) -+ || -+ ((status0 & GMAC1_SWTQ10_EOF_INT_BIT) && (gmac->intr0_enabled & GMAC1_SWTQ10_EOF_INT_BIT)))) { -+ toe_gmac_tx_complete(dev, 0); -+ handled = 1; -+ } -+ -+ if (gmac->port_id == 0 && netif_running(dev) && -+ (((status0 & GMAC0_SWTQ00_FIN_INT_BIT) && (gmac->intr0_enabled & GMAC0_SWTQ00_FIN_INT_BIT)) -+ || -+ ((status0 & GMAC0_SWTQ00_EOF_INT_BIT) && (gmac->intr0_enabled & GMAC0_SWTQ00_EOF_INT_BIT)))) { -+ toe_gmac_tx_complete(dev, 0); -+ handled = 1; -+ } -+#endif -+ } -+ -+ return IRQ_RETVAL(handled); -+} -+ -+static int gmac_open(struct net_device *dev) -+{ -+ struct gmac_private *gmac = netdev_priv(dev); -+ int retval; -+ -+ /* hook ISR */ -+ retval = request_irq(dev->irq, toe_gmac_interrupt, 0, dev->name, dev); -+ if (retval) -+ return retval; -+ -+ toe_init_gmac(dev); -+ -+ netif_carrier_off(dev); -+ phy_start(gmac->phydev); -+ -+ netif_start_queue(dev); -+ -+ return 0; -+} -+ -+static int gmac_close(struct net_device *dev) -+{ -+ struct gmac_private *gmac = netdev_priv(dev); -+ -+ netif_stop_queue(dev); -+ mdelay(20); -+ -+ if (gmac->phydev) -+ phy_stop(gmac->phydev); -+ -+ /* stop tx/rx packet */ -+ toe_gmac_disable_tx_rx(dev); -+ mdelay(20); -+ -+ /* stop the chip's Tx and Rx DMA processes */ -+ toe_gmac_hw_stop(gmac); -+ -+ disable_irq(dev->irq); -+ free_irq(dev->irq, dev); -+ -+ return 0; -+} -+ -+static void gmac_get_phy_status(struct net_device *dev) -+{ -+ struct gmac_private *gmac = netdev_priv(dev); -+ GMAC_CONFIG0_T config0; -+ GMAC_STATUS_T status, old_status; -+ struct phy_device *phydev = gmac->phydev; -+ -+ old_status.bits32 = status.bits32 = __raw_readl(gmac->base_addr + GMAC_STATUS); -+ -+ status.bits.link = phydev->link; -+ status.bits.duplex = phydev->duplex; -+ -+ switch (phydev->speed) { -+ case 1000: -+ status.bits.speed = GMAC_SPEED_1000; -+ if (phydev->interface == PHY_INTERFACE_MODE_RGMII) -+ status.bits.mii_rmii = GMAC_PHY_RGMII_1000; -+ break; -+ case 100: -+ status.bits.speed = GMAC_SPEED_100; -+ if (phydev->interface == PHY_INTERFACE_MODE_RGMII) -+ status.bits.mii_rmii = GMAC_PHY_RGMII_100_10; -+ break; -+ case 10: -+ status.bits.speed = GMAC_SPEED_10; -+ if (phydev->interface == PHY_INTERFACE_MODE_RGMII) -+ status.bits.mii_rmii = GMAC_PHY_RGMII_100_10; -+ break; -+ default: -+ dev_warn(&dev->dev, "Not supported PHY speed (%d)\n", phydev->speed); -+ } -+ -+ if (phydev->pause) { -+ if (gmac->flow_control_enable == 0) { -+ config0.bits32 = __raw_readl(gmac->base_addr + GMAC_CONFIG0); -+ config0.bits.tx_fc_en = 1; /* enable tx flow control */ -+ config0.bits.rx_fc_en = 1; /* enable rx flow control */ -+ __raw_writel(config0.bits32, gmac->base_addr + GMAC_CONFIG0); -+ dev_info(&dev->dev, "MII flow control enabled\n"); -+ } -+ gmac->flow_control_enable = 1; -+ } else { -+ if (gmac->flow_control_enable == 1) { -+ config0.bits32 = __raw_readl(gmac->base_addr + GMAC_CONFIG0); -+ config0.bits.tx_fc_en = 0; /* disable tx flow control */ -+ config0.bits.rx_fc_en = 0; /* disable rx flow control */ -+ __raw_writel(config0.bits32, gmac->base_addr + GMAC_CONFIG0); -+ dev_info(&dev->dev, "MII flow control disabled\n"); -+ } -+ gmac->flow_control_enable = 0; -+ } -+ -+ if (old_status.bits32 != status.bits32) { -+ toe_gmac_disable_tx_rx(dev); -+ phy_print_status(phydev); -+ mdelay(10); /* let GMAC consume packet */ -+ __raw_writel(status.bits32, gmac->base_addr + GMAC_STATUS); -+ if (status.bits.link) -+ toe_gmac_enable_tx_rx(dev); -+ } -+} -+ -+static void gmac_set_rx_mode(struct net_device *dev) -+{ -+ struct gmac_private *gmac = netdev_priv(dev); -+ GMAC_RX_FLTR_T filter; -+ unsigned int mc_filter[2]; /* Multicast hash filter */ -+ int bit_nr; -+ -+ filter.bits32 = 0; -+ filter.bits.error = 0; -+ if (dev->flags & IFF_PROMISC) { -+ filter.bits.error = 1; -+ filter.bits.promiscuous = 1; -+ filter.bits.broadcast = 1; -+ filter.bits.multicast = 1; -+ filter.bits.unicast = 1; -+ mc_filter[1] = mc_filter[0] = 0xffffffff; -+ } else if (dev->flags & IFF_ALLMULTI) { -+ filter.bits.broadcast = 1; -+ filter.bits.multicast = 1; -+ filter.bits.unicast = 1; -+ mc_filter[1] = mc_filter[0] = 0xffffffff; -+ } else { -+ struct netdev_hw_addr *ha; -+ -+ filter.bits.broadcast = 1; -+ filter.bits.multicast = 1; -+ filter.bits.unicast = 1; -+ mc_filter[1] = mc_filter[0] = 0; -+ netdev_for_each_mc_addr(ha, dev) { -+ bit_nr = ether_crc(ETH_ALEN, ha->addr) & 0x3f; -+ if (bit_nr <= 32) -+ mc_filter[0] = mc_filter[0] | (1 << bit_nr); -+ else -+ mc_filter[1] = mc_filter[1] | (1 << (bit_nr - 32)); -+ } -+ } -+ __raw_writel(filter.bits32, gmac->base_addr + GMAC_RX_FLTR); -+ __raw_writel(mc_filter[0], gmac->base_addr + GMAC_MCAST_FIL0); -+ __raw_writel(mc_filter[1], gmac->base_addr + GMAC_MCAST_FIL1); -+} -+ -+static void gmac_tx_timeout(struct net_device *dev) -+{ -+ if (!netif_queue_stopped(dev)) -+ netif_wake_queue(dev); -+ -+ dev_warn(&dev->dev, "TX timeout\n"); -+} -+ -+const static struct net_device_ops gemini_gmac_ops = { -+ .ndo_open = gmac_open, -+ .ndo_stop = gmac_close, -+ .ndo_start_xmit = gmac_start_xmit, -+ .ndo_get_stats = gmac_get_stats, -+ .ndo_set_rx_mode = gmac_set_rx_mode, -+ .ndo_set_mac_address = gmac_set_mac_address, -+ .ndo_tx_timeout = gmac_tx_timeout, -+}; -+ -+static void mac_init_drv(struct toe_private *toe) -+{ -+ QUEUE_THRESHOLD_T threshold; -+ DMA_SKB_SIZE_T skb_size; -+ -+ /* clear non TOE Queue Header Area */ -+ memset(toe->global_base + TOE_NONTOE_QUE_HDR_BASE, 0, -+ NONTOE_Q_HDR_AREA_END - TOE_NONTOE_QUE_HDR_BASE); -+ -+ /* clear TOE Queue Header Area */ -+ memset(toe->global_base + TOE_TOE_QUE_HDR_BASE, 0, -+ TOE_Q_HDR_AREA_END - TOE_TOE_QUE_HDR_BASE); -+ -+ /* Write GLOBAL_QUEUE_THRESHOLD_REG */ -+ threshold.bits32 = 0; -+ threshold.bits.swfq_empty = (TOE_SW_FREEQ_DESC_NUM > 256) ? 255 : -+ TOE_SW_FREEQ_DESC_NUM / 2; -+ threshold.bits.hwfq_empty = (TOE_HW_FREEQ_DESC_NUM > 256) ? 256 / 4 : -+ TOE_HW_FREEQ_DESC_NUM / 4; -+ threshold.bits.toe_class = (TOE_TOE_DESC_NUM > 256) ? 256 / 4 : -+ TOE_TOE_DESC_NUM / 4; -+ threshold.bits.intrq = (TOE_INTR_DESC_NUM > 256) ? 256 / 4 : -+ TOE_INTR_DESC_NUM / 4; -+ __raw_writel(threshold.bits32, toe->global_base + GLOBAL_QUEUE_THRESHOLD_REG); -+ -+ /* Init skb size */ -+ skb_size.bits.hw_skb_size = HW_RX_BUF_SIZE; -+ skb_size.bits.sw_skb_size = SW_RX_BUF_SIZE; -+ __raw_writel(skb_size.bits32, toe->global_base + GLOBAL_DMA_SKB_SIZE_REG); -+ -+ toe_init_free_queue(toe); -+ toe_init_interrupt_config(toe); -+} -+ -+static int gmac_init_eth(struct platform_device *pdev, -+ unsigned int num) -+{ -+ struct gmac_private *gmac; -+ struct net_device *dev; -+ struct toe_private *toe = platform_get_drvdata(pdev); -+ struct gemini_gmac_platform_data *pdata = pdev->dev.platform_data; -+ -+ if (!pdata->bus_id[num]) -+ return 0; -+ -+ dev = alloc_etherdev(sizeof(*gmac)); -+ if (dev == NULL) { -+ dev_err(&pdev->dev, "Can't allocate ethernet device #%d\n", num); -+ return -ENOMEM; -+ } -+ -+ gmac = netdev_priv(dev); -+ dev->ml_priv = toe; -+ toe->net_dev[num] = dev; -+ -+ gmac->base_addr = toe->global_base + TOE_GMAC_BASE(num); -+ gmac->dma_base_addr = toe->global_base + TOE_GMAC_DMA_BASE(num); -+ gmac->port_id = num; -+ -+ dev->base_addr = (unsigned int) gmac->base_addr; -+ dev->irq = platform_get_irq(pdev, num); -+ dev->netdev_ops = &gemini_gmac_ops; -+ dev->watchdog_timeo = GMAC_DEV_TX_TIMEOUT; -+ dev->tx_queue_len = TOE_GMAC_SWTXQ_DESC_NUM; -+ -+#ifdef DO_HW_CHKSUM -+ dev->features = NETIF_F_SG | NETIF_F_HW_CSUM; -+#ifdef ENABLE_TSO -+ dev->features |= NETIF_F_TSO; -+#endif -+#endif -+ -+ toe_init_swtx_queue(dev); -+ toe_init_default_queue(dev); -+ -+ gmac_get_mac_address(dev); -+ -+ /* TODO: Do we need this? */ -+ __raw_writel(0x55aa55aa, gmac->base_addr + GMAC_STA_ADD2); -+ -+ if (register_netdev(dev)) -+ return -1; -+ -+ gmac->phydev = phy_connect(dev, pdata->bus_id[num], &gmac_get_phy_status, -+ pdata->interface[num]); -+ if (IS_ERR(gmac->phydev)) -+ return PTR_ERR(gmac->phydev); -+ -+ gmac->phydev->supported &= PHY_GBIT_FEATURES | SUPPORTED_Pause; -+ gmac->phydev->advertising = gmac->phydev->supported; -+ -+ return 0; -+} -+ -+static int gmac_probe(struct platform_device *pdev) -+{ -+ struct resource *res; -+ struct toe_private *toe; -+ int retval; -+ -+ if (!pdev->dev.platform_data) -+ return -EINVAL; -+ -+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0); -+ if (!res) { -+ dev_err(&pdev->dev, "can't get device resources\n"); -+ return -ENODEV; -+ } -+ -+ toe = kzalloc(sizeof(struct toe_private), GFP_KERNEL); -+ if (!toe) -+ return -ENOMEM; -+ -+ toe->dev = &pdev->dev; -+ -+ toe->global_base = ioremap(res->start, resource_size(res)); -+ if (!toe->global_base) { -+ dev_err(toe->dev, "ioremap failed\n"); -+ retval = -EIO; -+ goto err_data; -+ } -+ -+ platform_set_drvdata(pdev, toe); -+ -+ mac_init_drv(toe); -+ -+ INIT_WORK(&toe->freq_work, fill_free_q_worker); -+ spin_lock_init(&toe->freeq_lock); -+ -+ retval = gmac_init_eth(pdev, GMAC_PORT0); -+ if (retval) -+ goto err_unmap; -+ retval = gmac_init_eth(pdev, GMAC_PORT1); -+ if (retval) -+ goto err_unmap; -+ -+ dev_info(&pdev->dev, SL351x_DRIVER_NAME "\n"); -+ -+ return 0; -+ -+err_unmap: -+ iounmap(toe->global_base); -+err_data: -+ kfree(toe); -+ return retval; -+} -+ -+static int gmac_remove(struct platform_device *pdev) -+{ -+ struct toe_private *toe = platform_get_drvdata(pdev); -+ int i; -+ -+ for (i = 0; i < 2; i++) -+ if (toe->net_dev[i]) { -+ unregister_netdev(toe->net_dev[i]); -+ kfree(toe->net_dev[i]); -+ } -+ -+ iounmap(toe->global_base); -+ -+ kfree(toe); -+ -+ return 0; -+} -+ -+static struct platform_driver gemini_gmac_driver = { -+ .probe = gmac_probe, -+ .remove = gmac_remove, -+ .driver = { -+ .name = "gemini-gmac", -+ .owner = THIS_MODULE, -+ }, -+}; -+ -+static int __init gemini_gmac_init(void) -+{ -+ return platform_driver_register(&gemini_gmac_driver); -+} -+ -+static void __exit gemini_gmac_exit(void) -+{ -+ platform_driver_unregister(&gemini_gmac_driver); -+} -+ -+module_init(gemini_gmac_init); -+module_exit(gemini_gmac_exit); -+ -+MODULE_AUTHOR("Paulius Zaleckas"); -+MODULE_DESCRIPTION("Ethernet device driver for Gemini SoC"); -+MODULE_LICENSE("GPL"); -+MODULE_ALIAS("platform:gemini-gmac"); ---- /dev/null -+++ b/drivers/net/gemini_negmac/gm_gmac.h -@@ -0,0 +1,1489 @@ -+/* -+ * Register definitions for Gemini Ethernet device driver. -+ * -+ * Copyright (C) 2006, Storlink, Corp. -+ * Copyright (C) 2008-2009, Paulius Zaleckas -+ * -+ * 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. -+ */ -+#ifndef _GMAC_SL351x_H -+#define _GMAC_SL351x_H -+#include -+ -+#define _PACKED_ __attribute__ ((aligned(1), packed)) -+ -+#ifndef BIT -+#define BIT(x) (1 << (x)) -+#endif -+ -+#define REG32(addr) (*(volatile unsigned long * const)(addr)) -+ -+/* Define frame size */ -+#define GMAC_MAX_ETH_FRAME_SIZE 1514 -+#define GMAC_TX_BUF_SIZE ((GMAC_MAX_ETH_FRAME_SIZE + 31) & (~31)) -+ -+#define SW_RX_BUF_SIZE 1536 -+#define HW_RX_BUF_SIZE 1536 -+ -+#define GMAC_DEV_TX_TIMEOUT (10*HZ) -+#define SKB_RESERVE_BYTES 16 -+ -+/* -+ * Base Registers -+ */ -+#define TOE_NONTOE_QUE_HDR_BASE 0x2000 -+#define TOE_TOE_QUE_HDR_BASE 0x3000 -+#define TOE_V_BIT_BASE 0x4000 -+#define TOE_A_BIT_BASE 0x6000 -+#define TOE_GMAC_DMA_BASE(x) (0x8000 + 0x4000 * (x)) -+#define TOE_GMAC_BASE(x) (0xA000 + 0x4000 * (x)) -+ -+/* -+ * Queue ID -+ */ -+#define TOE_SW_FREE_QID 0x00 -+#define TOE_HW_FREE_QID 0x01 -+#define TOE_GMAC0_SW_TXQ0_QID 0x02 -+#define TOE_GMAC0_SW_TXQ1_QID 0x03 -+#define TOE_GMAC0_SW_TXQ2_QID 0x04 -+#define TOE_GMAC0_SW_TXQ3_QID 0x05 -+#define TOE_GMAC0_SW_TXQ4_QID 0x06 -+#define TOE_GMAC0_SW_TXQ5_QID 0x07 -+#define TOE_GMAC0_HW_TXQ0_QID 0x08 -+#define TOE_GMAC0_HW_TXQ1_QID 0x09 -+#define TOE_GMAC0_HW_TXQ2_QID 0x0A -+#define TOE_GMAC0_HW_TXQ3_QID 0x0B -+#define TOE_GMAC1_SW_TXQ0_QID 0x12 -+#define TOE_GMAC1_SW_TXQ1_QID 0x13 -+#define TOE_GMAC1_SW_TXQ2_QID 0x14 -+#define TOE_GMAC1_SW_TXQ3_QID 0x15 -+#define TOE_GMAC1_SW_TXQ4_QID 0x16 -+#define TOE_GMAC1_SW_TXQ5_QID 0x17 -+#define TOE_GMAC1_HW_TXQ0_QID 0x18 -+#define TOE_GMAC1_HW_TXQ1_QID 0x19 -+#define TOE_GMAC1_HW_TXQ2_QID 0x1A -+#define TOE_GMAC1_HW_TXQ3_QID 0x1B -+#define TOE_GMAC0_DEFAULT_QID 0x20 -+#define TOE_GMAC1_DEFAULT_QID 0x21 -+#define TOE_CLASSIFICATION_QID(x) (0x22 + x) // 0x22 ~ 0x2F -+#define TOE_TOE_QID(x) (0x40 + x) // 0x40 ~ 0x7F -+ -+/* -+ * TOE DMA Queue Number should be 2^n, n = 6...12 -+ * TOE DMA Queues are the following queue types: -+ * SW Free Queue, HW Free Queue, -+ * GMAC 0/1 SW TX Q0-5, and GMAC 0/1 HW TX Q0-5 -+ * They have same descriptor numbers. -+ * The base address and descriptor number are configured at -+ * DMA Queues Descriptor Ring Base Address/Size Register (offset 0x0004) -+ */ -+#define TOE_SW_FREEQ_DESC_POWER 8 -+#define TOE_SW_FREEQ_DESC_NUM (1<2.5M 01->25M 10->125M) */ -+ unsigned int duplex : 1; /* duplex mode */ -+ unsigned int reserved : 1; -+ unsigned int mii_rmii : 2; /* PHY interface type */ -+ unsigned int : 25; -+ } bits; -+} GMAC_STATUS_T; -+ -+#define GMAC_SPEED_10 0 -+#define GMAC_SPEED_100 1 -+#define GMAC_SPEED_1000 2 -+ -+#define GMAC_PHY_MII 0 -+#define GMAC_PHY_GMII 1 -+#define GMAC_PHY_RGMII_100_10 2 -+#define GMAC_PHY_RGMII_1000 3 -+ -+/* -+ * Queue Header -+ * (1) TOE Queue Header -+ * (2) Non-TOE Queue Header -+ * (3) Interrupt Queue Header -+ * -+ * memory Layout -+ * TOE Queue Header -+ * 0x60003000 +---------------------------+ 0x0000 -+ * | TOE Queue 0 Header | -+ * | 8 * 4 Bytes | -+ * +---------------------------+ 0x0020 -+ * | TOE Queue 1 Header | -+ * | 8 * 4 Bytes | -+ * +---------------------------+ 0x0040 -+ * | ...... | -+ * | | -+ * +---------------------------+ -+ * -+ * Non TOE Queue Header -+ * 0x60002000 +---------------------------+ 0x0000 -+ * | Default Queue 0 Header | -+ * | 2 * 4 Bytes | -+ * +---------------------------+ 0x0008 -+ * | Default Queue 1 Header | -+ * | 2 * 4 Bytes | -+ * +---------------------------+ 0x0010 -+ * | Classification Queue 0 | -+ * | 2 * 4 Bytes | -+ * +---------------------------+ -+ * | Classification Queue 1 | -+ * | 2 * 4 Bytes | -+ * +---------------------------+ (n * 8 + 0x10) -+ * | ... | -+ * | 2 * 4 Bytes | -+ * +---------------------------+ (13 * 8 + 0x10) -+ * | Classification Queue 13 | -+ * | 2 * 4 Bytes | -+ * +---------------------------+ 0x80 -+ * | Interrupt Queue 0 | -+ * | 2 * 4 Bytes | -+ * +---------------------------+ -+ * | Interrupt Queue 1 | -+ * | 2 * 4 Bytes | -+ * +---------------------------+ -+ * | Interrupt Queue 2 | -+ * | 2 * 4 Bytes | -+ * +---------------------------+ -+ * | Interrupt Queue 3 | -+ * | 2 * 4 Bytes | -+ * +---------------------------+ -+ * -+ */ -+#define TOE_QUEUE_HDR_ADDR(n) (TOE_TOE_QUE_HDR_BASE + n * 32) -+#define TOE_Q_HDR_AREA_END (TOE_QUEUE_HDR_ADDR(TOE_TOE_QUEUE_MAX + 1)) -+#define TOE_DEFAULT_Q_HDR_BASE(x) (TOE_NONTOE_QUE_HDR_BASE + 0x08 * (x)) -+#define TOE_CLASS_Q_HDR_BASE (TOE_NONTOE_QUE_HDR_BASE + 0x10) -+#define TOE_INTR_Q_HDR_BASE (TOE_NONTOE_QUE_HDR_BASE + 0x80) -+#define INTERRUPT_QUEUE_HDR_ADDR(n) (TOE_INTR_Q_HDR_BASE + n * 8) -+#define NONTOE_Q_HDR_AREA_END (INTERRUPT_QUEUE_HDR_ADDR(TOE_INTR_QUEUE_MAX + 1)) -+/* -+ * TOE Queue Header Word 0 -+ */ -+typedef union { -+ unsigned int bits32; -+ unsigned int base_size; -+} TOE_QHDR0_T; -+ -+#define TOE_QHDR0_BASE_MASK (~0x0f) -+ -+/* -+ * TOE Queue Header Word 1 -+ */ -+typedef union { -+ unsigned int bits32; -+ struct bit_qhdr1 { -+ unsigned int rptr : 16; // bit 15:0 -+ unsigned int wptr : 16; // bit 31:16 -+ } bits; -+} TOE_QHDR1_T; -+ -+/* -+ * TOE Queue Header Word 2 -+ */ -+typedef union { -+ unsigned int bits32; -+ struct bit_qhdr2 { -+ unsigned int TotalPktSize : 17; // bit 16: 0 Total packet size -+ unsigned int reserved : 7; // bit 23:17 -+ unsigned int dack : 1; // bit 24 1: Duplicated ACK -+ unsigned int abn : 1; // bit 25 1: Abnormal case Found -+ unsigned int tcp_opt : 1; // bit 26 1: Have TCP option -+ unsigned int ip_opt : 1; // bit 27 1: have IPV4 option or IPV6 Extension header -+ unsigned int sat : 1; // bit 28 1: SeqCnt > SeqThreshold, or AckCnt > AckThreshold -+ unsigned int osq : 1; // bit 29 1: out of sequence -+ unsigned int ctl : 1; // bit 30 1: have control flag bits (except ack) -+ unsigned int usd : 1; // bit 31 0: if no data assembled yet -+ } bits; -+} TOE_QHDR2_T; -+ -+/* -+ * TOE Queue Header Word 3 -+ */ -+typedef union { -+ unsigned int bits32; -+ unsigned int seq_num; -+} TOE_QHDR3_T; -+ -+/* -+ * TOE Queue Header Word 4 -+ */ -+typedef union { -+ unsigned int bits32; -+ unsigned int ack_num; -+} TOE_QHDR4_T; -+ -+/* -+ * TOE Queue Header Word 5 -+ */ -+typedef union { -+ unsigned int bits32; -+ struct bit_qhdr5 { -+ unsigned int AckCnt : 16; // bit 15:0 -+ unsigned int SeqCnt : 16; // bit 31:16 -+ } bits; -+} TOE_QHDR5_T; -+ -+/* -+ * TOE Queue Header Word 6 -+ */ -+typedef union { -+ unsigned int bits32; -+ struct bit_qhdr6 { -+ unsigned int WinSize : 16; // bit 15:0 -+ unsigned int iq_num : 2; // bit 17:16 -+ unsigned int MaxPktSize : 14; // bit 31:18 -+ } bits; -+} TOE_QHDR6_T; -+ -+/* -+ * TOE Queue Header Word 7 -+ */ -+typedef union { -+ unsigned int bits32; -+ struct bit_qhdr7 { -+ unsigned int AckThreshold : 16; // bit 15:0 -+ unsigned int SeqThreshold : 16; // bit 31:16 -+ } bits; -+} TOE_QHDR7_T; -+ -+/* -+ * TOE Queue Header -+ */ -+typedef struct { -+ TOE_QHDR0_T word0; -+ TOE_QHDR1_T word1; -+ TOE_QHDR2_T word2; -+ TOE_QHDR3_T word3; -+ TOE_QHDR4_T word4; -+ TOE_QHDR5_T word5; -+ TOE_QHDR6_T word6; -+ TOE_QHDR7_T word7; -+} TOE_QHDR_T; -+ -+/* -+ * NONTOE Queue Header Word 0 -+ */ -+typedef union { -+ unsigned int bits32; -+ unsigned int base_size; -+} NONTOE_QHDR0_T; -+ -+#define NONTOE_QHDR0_BASE_MASK (~0x0f) -+ -+/* -+ * NONTOE Queue Header Word 1 -+ */ -+typedef union { -+ unsigned int bits32; -+ struct bit_nonqhdr1 { -+ unsigned int rptr : 16; // bit 15:0 -+ unsigned int wptr : 16; // bit 31:16 -+ } bits; -+} NONTOE_QHDR1_T; -+ -+/* -+ * Non-TOE Queue Header -+ */ -+typedef struct { -+ NONTOE_QHDR0_T word0; -+ NONTOE_QHDR1_T word1; -+} NONTOE_QHDR_T; -+ -+/* -+ * Interrupt Queue Header Word 0 -+ */ -+typedef union { -+ unsigned int bits32; -+ struct bit_intrqhdr0 { -+ unsigned int win_size : 16; // bit 15:0 Descriptor Ring Size -+ unsigned int wptr : 16; // bit 31:16 Write Pointer where hw stopped -+ } bits; -+} INTR_QHDR0_T; -+ -+/* -+ * Interrupt Queue Header Word 1 -+ */ -+typedef union { -+ unsigned int bits32; -+ struct bit_intrqhdr1 { -+ unsigned int TotalPktSize : 17; // bit 16: 0 Total packet size -+ unsigned int tcp_qid : 8; // bit 24:17 TCP Queue ID -+ unsigned int dack : 1; // bit 25 1: Duplicated ACK -+ unsigned int abn : 1; // bit 26 1: Abnormal case Found -+ unsigned int tcp_opt : 1; // bit 27 1: Have TCP option -+ unsigned int ip_opt : 1; // bit 28 1: have IPV4 option or IPV6 Extension header -+ unsigned int sat : 1; // bit 29 1: SeqCnt > SeqThreshold, or AckCnt > AckThreshold -+ unsigned int osq : 1; // bit 30 1: out of sequence -+ unsigned int ctl : 1; // bit 31 1: have control flag bits (except ack) -+ } bits; -+} INTR_QHDR1_T; -+ -+/* -+ * Interrupt Queue Header Word 2 -+ */ -+typedef union { -+ unsigned int bits32; -+ unsigned int seq_num; -+} INTR_QHDR2_T; -+ -+/* -+ * Interrupt Queue Header Word 3 -+ */ -+typedef union { -+ unsigned int bits32; -+ unsigned int ack_num; -+} INTR_QHDR3_T; -+ -+/* -+ * Interrupt Queue Header Word 4 -+ */ -+typedef union { -+ unsigned int bits32; -+ struct bit_intrqhdr4 { -+ unsigned int AckCnt : 16; // bit 15:0 Ack# change since last ack# intr. -+ unsigned int SeqCnt : 16; // bit 31:16 Seq# change since last seq# intr. -+ } bits; -+} INTR_QHDR4_T; -+ -+/* -+ * Interrupt Queue Header -+ */ -+typedef struct { -+ INTR_QHDR0_T word0; -+ INTR_QHDR1_T word1; -+ INTR_QHDR2_T word2; -+ INTR_QHDR3_T word3; -+ INTR_QHDR4_T word4; -+ unsigned int word5; -+ unsigned int word6; -+ unsigned int word7; -+} INTR_QHDR_T; -+ -+/* -+ * GMAC private data -+ */ -+typedef struct { -+ void __iomem *rwptr_reg; -+ unsigned int desc_base; -+ unsigned int desc_base_dma; -+ unsigned short finished_idx; -+ struct sk_buff *tx_skb[TOE_GMAC_SWTXQ_DESC_NUM]; -+} GMAC_SWTXQ_T; -+ -+struct gmac_private { -+ struct phy_device *phydev; -+ unsigned int port_id; -+ void __iomem *base_addr; -+ void __iomem *dma_base_addr; -+ unsigned int swtxq_desc_base; -+ GMAC_SWTXQ_T swtxq[TOE_SW_TXQ_NUM]; -+ NONTOE_QHDR_T *default_qhdr; -+ unsigned int default_desc_base; -+ dma_addr_t default_desc_base_dma; -+ dma_addr_t swtxq_desc_base_dma; -+ unsigned int flow_control_enable; -+ unsigned int intr0_enabled; -+ unsigned int intr1_enabled; -+ unsigned int intr2_enabled; -+ unsigned int intr3_enabled; -+ unsigned int intr4_enabled; -+ unsigned int intr0_selected; -+ unsigned int intr1_selected; -+ unsigned int intr2_selected; -+ unsigned int intr3_selected; -+ unsigned int intr4_selected; -+}; -+ -+struct toe_private { -+ void __iomem *global_base; -+ struct net_device *net_dev[2]; -+ struct device *dev; -+ struct work_struct freq_work; -+ spinlock_t freeq_lock; -+ unsigned int swfq_desc_base; -+ unsigned int hwfq_desc_base; -+ unsigned int hwfq_buf_base; -+ dma_addr_t sw_freeq_desc_base_dma; -+ dma_addr_t hw_freeq_desc_base_dma; -+ dma_addr_t hwfq_buf_base_dma; -+ dma_addr_t hwfq_buf_end_dma; -+}; -+ -+#define GMAC_PORT0 0 -+#define GMAC_PORT1 1 -+ -+#endif /* _GMAC_SL351x_H */ ---- /dev/null -+++ b/drivers/net/gemini_negmac/Makefile -@@ -0,0 +1,3 @@ -+obj-$(CONFIG_GEMINI_NET_ENGINE_GMAC)+= gemini_negmac.o -+ -+gemini_negmac-objs := gm_gmac.o ---- a/drivers/net/Kconfig -+++ b/drivers/net/Kconfig -@@ -100,6 +100,13 @@ config NET_FC - adaptor below. You also should have said Y to "SCSI support" and - "SCSI generic support". - -+config GEMINI_NET_ENGINE_GMAC -+ tristate "Gemini Gigabit Ethernet support" -+ depends on ARCH_GEMINI -+ select PHYLIB -+ help -+ This driver supports Gemini TOE and NAT dual Gigabit Ethernet. -+ - config MII - tristate "Generic Media Independent Interface device support" - help ---- a/drivers/net/Makefile -+++ b/drivers/net/Makefile -@@ -34,6 +34,7 @@ obj-$(CONFIG_ETRAX_ETHERNET) += cris/ - obj-$(CONFIG_NET_DSA) += dsa/ - obj-$(CONFIG_ETHERNET) += ethernet/ - obj-$(CONFIG_FDDI) += fddi/ -+obj-$(CONFIG_GEMINI_NET_ENGINE_GMAC) += gemini_negmac/ - obj-$(CONFIG_HIPPI) += hippi/ - obj-$(CONFIG_HAMRADIO) += hamradio/ - obj-$(CONFIG_IRDA) += irda/ diff --git a/target/linux/gemini/patches/121-arm-gemini-add-ethernet-device.patch b/target/linux/gemini/patches/121-arm-gemini-add-ethernet-device.patch deleted file mode 100644 index d6def9b687..0000000000 --- a/target/linux/gemini/patches/121-arm-gemini-add-ethernet-device.patch +++ /dev/null @@ -1,82 +0,0 @@ ---- a/arch/arm/mach-gemini/common.h -+++ b/arch/arm/mach-gemini/common.h -@@ -13,6 +13,7 @@ - #define __GEMINI_COMMON_H__ - - struct mtd_partition; -+struct gemini_gmac_platform_data; - - extern void gemini_map_io(void); - extern void gemini_init_irq(void); -@@ -26,6 +27,7 @@ extern int platform_register_pflash(unsi - struct mtd_partition *parts, - unsigned int nr_parts); - extern int platform_register_watchdog(void); -+extern int platform_register_ethernet(struct gemini_gmac_platform_data *pdata); - - extern void gemini_restart(char mode, const char *cmd); - ---- a/arch/arm/mach-gemini/devices.c -+++ b/arch/arm/mach-gemini/devices.c -@@ -17,6 +17,7 @@ - #include - #include - #include -+#include - #include "common.h" - - static struct plat_serial8250_port serial_platform_data[] = { -@@ -134,3 +135,53 @@ int __init platform_register_watchdog(vo - { - return platform_device_register(&wdt_device); - } -+ -+static struct resource gmac_resources[] = { -+ { -+ .start = 0x60000000, -+ .end = 0x6000ffff, -+ .flags = IORESOURCE_MEM, -+ }, -+ { -+ .start = IRQ_GMAC0, -+ .end = IRQ_GMAC0, -+ .flags = IORESOURCE_IRQ, -+ }, -+ { -+ .start = IRQ_GMAC1, -+ .end = IRQ_GMAC1, -+ .flags = IORESOURCE_IRQ, -+ }, -+}; -+ -+static u64 gmac_dmamask = 0xffffffffUL; -+ -+static struct platform_device ethernet_device = { -+ .name = "gemini-gmac", -+ .id = 0, -+ .dev = { -+ .dma_mask = &gmac_dmamask, -+ .coherent_dma_mask = DMA_BIT_MASK(32), -+ }, -+ .num_resources = ARRAY_SIZE(gmac_resources), -+ .resource = gmac_resources, -+}; -+ -+int __init platform_register_ethernet(struct gemini_gmac_platform_data *pdata) -+{ -+ unsigned int reg; -+ -+ reg = __raw_readl(IO_ADDRESS(GEMINI_GLOBAL_BASE) + GLOBAL_MISC_CTRL); -+ reg &= ~(GMAC_GMII | GMAC_1_ENABLE); -+ -+ if (pdata->bus_id[1]) -+ reg |= GMAC_1_ENABLE; -+ else if (pdata->interface[0] == PHY_INTERFACE_MODE_GMII) -+ reg |= GMAC_GMII; -+ -+ __raw_writel(reg, IO_ADDRESS(GEMINI_GLOBAL_BASE) + GLOBAL_MISC_CTRL); -+ -+ ethernet_device.dev.platform_data = pdata; -+ -+ return platform_device_register(ðernet_device); -+} diff --git a/target/linux/gemini/patches/122-arm-gemini-wbd111-register-ethernet.patch b/target/linux/gemini/patches/122-arm-gemini-wbd111-register-ethernet.patch deleted file mode 100644 index 1a02b558dd..0000000000 --- a/target/linux/gemini/patches/122-arm-gemini-wbd111-register-ethernet.patch +++ /dev/null @@ -1,41 +0,0 @@ ---- a/arch/arm/mach-gemini/board-wbd111.c -+++ b/arch/arm/mach-gemini/board-wbd111.c -@@ -22,9 +22,29 @@ - #include - #include - -+#include - - #include "common.h" - -+static struct mdio_gpio_platform_data wbd111_mdio = { -+ .mdc = 22, -+ .mdio = 21, -+ .phy_mask = ~(1 << 1), -+}; -+ -+static struct platform_device wbd111_phy_device = { -+ .name = "mdio-gpio", -+ .id = 0, -+ .dev = { -+ .platform_data = &wbd111_mdio, -+ }, -+}; -+ -+static struct gemini_gmac_platform_data gmac_data = { -+ .bus_id[0] = "gpio-0:01", -+ .interface[0] = PHY_INTERFACE_MODE_MII, -+}; -+ - static struct gpio_keys_button wbd111_keys[] = { - { - .code = KEY_SETUP, -@@ -123,6 +143,8 @@ static void __init wbd111_init(void) - platform_device_register(&wbd111_keys_device); - platform_register_rtc(); - platform_register_watchdog(); -+ platform_device_register(&wbd111_phy_device); -+ platform_register_ethernet(&gmac_data); - } - - MACHINE_START(WBD111, "Wiliboard WBD-111") diff --git a/target/linux/gemini/patches/123-arm-gemini-wbd222-register-eth.patch b/target/linux/gemini/patches/123-arm-gemini-wbd222-register-eth.patch deleted file mode 100644 index 32852da283..0000000000 --- a/target/linux/gemini/patches/123-arm-gemini-wbd222-register-eth.patch +++ /dev/null @@ -1,43 +0,0 @@ ---- a/arch/arm/mach-gemini/board-wbd222.c -+++ b/arch/arm/mach-gemini/board-wbd222.c -@@ -22,9 +22,31 @@ - #include - #include - -+#include - - #include "common.h" - -+static struct mdio_gpio_platform_data wbd222_mdio = { -+ .mdc = 22, -+ .mdio = 21, -+ .phy_mask = ~((1 << 1) | (1 << 3)), -+}; -+ -+static struct platform_device wbd222_phy_device = { -+ .name = "mdio-gpio", -+ .id = 0, -+ .dev = { -+ .platform_data = &wbd222_mdio, -+ }, -+}; -+ -+static struct gemini_gmac_platform_data gmac_data = { -+ .bus_id[0] = "gpio-0:01", -+ .interface[0] = PHY_INTERFACE_MODE_MII, -+ .bus_id[1] = "gpio-0:03", -+ .interface[1] = PHY_INTERFACE_MODE_MII, -+}; -+ - static struct gpio_keys_button wbd222_keys[] = { - { - .code = KEY_SETUP, -@@ -123,6 +145,8 @@ static void __init wbd222_init(void) - platform_device_register(&wbd222_keys_device); - platform_register_rtc(); - platform_register_watchdog(); -+ platform_device_register(&wbd222_phy_device); -+ platform_register_ethernet(&gmac_data); - } - - MACHINE_START(WBD222, "Wiliboard WBD-222") diff --git a/target/linux/gemini/patches/124-arm-gemini-rut100-register-ethernet.patch b/target/linux/gemini/patches/124-arm-gemini-rut100-register-ethernet.patch deleted file mode 100644 index e7c55d53e1..0000000000 --- a/target/linux/gemini/patches/124-arm-gemini-rut100-register-ethernet.patch +++ /dev/null @@ -1,47 +0,0 @@ ---- a/arch/arm/mach-gemini/board-rut1xx.c -+++ b/arch/arm/mach-gemini/board-rut1xx.c -@@ -15,13 +15,35 @@ - #include - #include - #include -+#include - - #include - #include - #include - -+#include -+ - #include "common.h" - -+static struct mdio_gpio_platform_data rut1xx_mdio = { -+ .mdc = 22, -+ .mdio = 21, -+ .phy_mask = ~(1 << 1), -+}; -+ -+static struct platform_device rut1xx_phy_device = { -+ .name = "mdio-gpio", -+ .id = 0, -+ .dev = { -+ .platform_data = &rut1xx_mdio, -+ }, -+}; -+ -+static struct gemini_gmac_platform_data gmac_data = { -+ .bus_id[0] = "gpio-0:01", -+ .interface[0] = PHY_INTERFACE_MODE_MII, -+}; -+ - static struct gpio_keys_button rut1xx_keys[] = { - { - .code = KEY_SETUP, -@@ -81,6 +103,8 @@ static void __init rut1xx_init(void) - platform_device_register(&rut1xx_keys_device); - platform_register_rtc(); - platform_register_watchdog(); -+ platform_device_register(&rut1xx_phy_device); -+ platform_register_ethernet(&gmac_data); - } - - MACHINE_START(RUT100, "Teltonika RUT100") diff --git a/target/linux/gemini/patches/130-usb-ehci-gemini-fot2gxx-support.patch b/target/linux/gemini/patches/130-usb-ehci-gemini-fot2gxx-support.patch deleted file mode 100644 index e3900861f1..0000000000 --- a/target/linux/gemini/patches/130-usb-ehci-gemini-fot2gxx-support.patch +++ /dev/null @@ -1,611 +0,0 @@ ---- /dev/null -+++ b/drivers/usb/host/ehci-fotg2xx.c -@@ -0,0 +1,459 @@ -+/* -+ * EHCI Host Controller driver -+ * -+ * Copyright (C) 2006 Sony Computer Entertainment Inc. -+ * Copyright 2006 Sony Corp. -+ * -+ * 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; version 2 of the License. -+ */ -+ -+#include -+#include -+ -+#define otg_set(port, bits) writel(readl(hcd->regs + port) | bits, hcd->regs + port) -+ -+#define otg_clear(port, bits) writel(readl(hcd->regs + port) & ~bits, hcd->regs + port) -+ -+#define GLOBAL_ISR 0xC0 -+#define GLOBAL_ICR 0xC4 -+ -+#define HCD_MISC 0x40 -+ -+#define OTGC_SCR 0x80 -+#define OTGC_INT_EN 0x88 -+ -+#define GLOBAL_INT_POLARITY (1 << 3) -+#define GLOBAL_INT_MASK_HC (1 << 2) -+#define GLOBAL_INT_MASK_OTG (1 << 1) -+#define GLOBAL_INT_MASK_DEV (1 << 0) -+ -+#define OTGC_SCR_ID (1 << 21) -+#define OTGC_SCR_CROLE (1 << 20) -+#define OTGC_SCR_VBUS_VLD (1 << 19) -+#define OTGC_SCR_A_SRP_RESP_TYPE (1 << 8) -+#define OTGC_SCR_A_SRP_DET_EN (1 << 7) -+#define OTGC_SCR_A_SET_B_HNP_EN (1 << 6) -+#define OTGC_SCR_A_BUS_DROP (1 << 5) -+#define OTGC_SCR_A_BUS_REQ (1 << 4) -+ -+#define OTGC_INT_APLGRMV (1 << 12) -+#define OTGC_INT_BPLGRMV (1 << 11) -+#define OTGC_INT_OVC (1 << 10) -+#define OTGC_INT_IDCHG (1 << 9) -+#define OTGC_INT_RLCHG (1 << 8) -+#define OTGC_INT_AVBUSERR (1 << 5) -+#define OTGC_INT_ASRPDET (1 << 4) -+#define OTGC_INT_BSRPDN (1 << 0) -+ -+#define OTGC_INT_A_TYPE (OTGC_INT_ASRPDET|OTGC_INT_AVBUSERR|OTGC_INT_OVC|OTGC_INT_RLCHG|OTGC_INT_IDCHG|OTGC_INT_APLGRMV) -+#define OTGC_INT_B_TYPE (OTGC_INT_AVBUSERR|OTGC_INT_OVC|OTGC_INT_RLCHG|OTGC_INT_IDCHG) -+ -+static void fotg2xx_otgc_role_change(struct usb_hcd *hcd); -+ -+static void fotg2xx_otgc_init(struct usb_hcd *hcd) -+{ -+ struct ehci_hcd *ehci = hcd_to_ehci(hcd); -+ unsigned int reg; -+ -+ reg = __raw_readl(hcd->regs + OTGC_SCR); -+ ehci_info(ehci, "role detected: %s, ", -+ (reg & OTGC_SCR_CROLE) ? "Peripheral" : "Host"); -+ -+ if (reg & OTGC_SCR_ID) -+ ehci_info(ehci, "B-Device (may be unsupported!)\n"); -+ else -+ ehci_info(ehci, "A-Device\n"); -+ -+ /* Enable the SRP detect */ -+ reg &= ~OTGC_SCR_A_SRP_RESP_TYPE; -+ __raw_writel(reg, hcd->regs + OTGC_SCR); -+ -+ reg = __raw_readl(hcd->regs + OTGC_INT_EN); -+ /* clear INT B: bits AVBUSERR | OVC | RLCHG | IDCHG */ -+ reg &= ~OTGC_INT_B_TYPE; -+ /* set INT A: bits ASRPDET | AVBUSERR | OVC | RLCHG | IDCHG | APLGRMV */ -+ reg |= OTGC_INT_A_TYPE; -+ __raw_writel(reg, hcd->regs + OTGC_INT_EN); -+ -+ reg = __raw_readl(hcd->regs + GLOBAL_ICR); -+ reg &= ~GLOBAL_INT_MASK_OTG; -+ __raw_writel(reg, hcd->regs + GLOBAL_ICR); -+ -+ /* setup MISC register, fixes timing problems */ -+ reg = __raw_readl(hcd->regs + HCD_MISC); -+ reg |= 0xD; -+ __raw_writel(reg, hcd->regs + HCD_MISC); -+ -+ fotg2xx_otgc_role_change(hcd); -+} -+ -+static void fotg2xx_otgh_close(struct usb_hcd *hcd) -+{ -+ unsigned int reg; -+ -+ /* <1>.Enable Interrupt Mask */ -+ reg = __raw_readl(hcd->regs + GLOBAL_ICR); -+ reg |= GLOBAL_INT_MASK_HC; -+ __raw_writel(reg, hcd->regs + GLOBAL_ICR); -+ -+ /* <2>.Clear the Interrupt status */ -+ reg = __raw_readl(hcd->regs + 0x18); -+ reg &= 0x0000003F; -+ __raw_writel(reg, hcd->regs + 0x14); -+} -+ -+static void fotg2xx_otgh_open(struct usb_hcd *hcd) -+{ -+ unsigned int reg; -+ -+ reg = __raw_readl(hcd->regs + OTGC_SCR); -+ reg &= ~OTGC_SCR_A_SRP_DET_EN; -+ __raw_writel(reg, hcd->regs + OTGC_SCR); -+ -+ reg = __raw_readl(hcd->regs + GLOBAL_ICR); -+ reg &= ~GLOBAL_INT_MASK_HC; -+ __raw_writel(reg, hcd->regs + GLOBAL_ICR); -+} -+ -+/* change to host role */ -+static void fotg2xx_otgc_role_change(struct usb_hcd *hcd) -+{ -+ -+ /* clear A_SET_B_HNP_EN */ -+ otg_clear(0x80, BIT(6)); -+ -+ /*** Enable VBUS driving */ -+ if (readl(hcd->regs + 0x80) & BIT(19)) -+ printk(KERN_INFO "VBUS already enabled\n"); -+ else { -+ int cnt = 0; -+ -+ /* clear A_BUS_DROP */ -+ otg_clear(0x80, BIT(5)); -+ -+ /* set A_BUS_REQ */ -+ otg_set(0x80, BIT(4)); -+ -+ /* set global bus reg to VBUS on */ -+ writel(readl(IO_ADDRESS(0x40000000) + 0x30) | ((BIT(21)|BIT(22))), -+ IO_ADDRESS(0x40000000) + 0x30); -+ -+ if (readl(hcd->regs + 0x80) & (1<<19)) { -+ printk(KERN_INFO "Waiting for VBus"); -+ while (!(readl(hcd->regs + 0x80) & (1<<19)) && (cnt < 80)) { -+ printk(KERN_CONT "."); -+ cnt++; -+ } -+ printk(KERN_CONT "\n"); -+ } else -+ printk(KERN_INFO "VBUS enabled.\n"); -+ -+ mdelay(1); -+ } -+ fotg2xx_otgh_open(hcd); -+} -+ -+static int fotg2xx_ehci_hc_reset(struct usb_hcd *hcd) -+{ -+ int result; -+ struct ehci_hcd *ehci = hcd_to_ehci(hcd); -+ -+ ehci->caps = hcd->regs; -+ ehci->regs = hcd->regs + HC_LENGTH(ehci, ehci_readl(ehci, &ehci->caps->hc_capbase)); -+ -+ dbg_hcs_params(ehci, "reset"); -+ dbg_hcc_params(ehci, "reset"); -+ -+ ehci->hcs_params = ehci_readl(ehci, &ehci->caps->hcs_params); -+ hcd->has_tt = 1; -+ -+ result = ehci_halt(ehci); -+ if (result) -+ return result; -+ -+ return ehci_init(hcd); -+} -+ -+/* -+ * Name: OTGC_INT_ISR -+ * Description:This interrupt service routine belongs to the OTG-Controller -+ * <1>.Check for ID_Change -+ * <2>.Check for RL_Change -+ * <3>.Error Detect -+ * Input: wINTStatus -+ * Output:void -+ */ -+void fotg2xx_int_isr(struct usb_hcd *hcd, u32 wINTStatus) -+{ -+ /* <1>.Check for ID_Change */ -+ if (wINTStatus&OTGC_INT_IDCHG) { -+ if ((readl(hcd->regs + 0x80) & BIT(21)) != 0) -+ fotg2xx_otgc_init(hcd); /* Change to B Type */ -+ else -+ fotg2xx_otgc_init(hcd); /* Change to A Type */ -+ -+ return; -+ } -+ -+ /* <2>.Check for RL_Change */ -+ if (wINTStatus&OTGC_INT_RLCHG) -+ fotg2xx_otgc_role_change(hcd); -+ -+ /* <3>.Error Detect */ -+ if (wINTStatus&OTGC_INT_AVBUSERR) -+ printk(KERN_ERR "VBus error!\n"); -+ -+ if (wINTStatus&OTGC_INT_OVC) -+ printk(KERN_WARNING "Overcurrent detected!\n"); -+ -+ /* <3>.Check for Type-A/Type-B Interrupt */ -+ if ((readl(hcd->regs + 0x80) & BIT(21)) == 0) { /*For Type-A Interrupt*/ -+ if (wINTStatus & (OTGC_INT_A_TYPE | OTGC_INT_ASRPDET)) { -+ /* <1>.SRP detected => then set global variable */ -+ printk(KERN_WARNING "SRP detected, but not implemented!\n"); -+ -+#if 0 -+ u32 wTempCounter; -+ /* <2>.Turn on the V Bus */ -+ pFTC_OTG->otg.state = OTG_STATE_A_WAIT_VRISE; -+ OTGC_enable_vbus_draw_storlink(1); -+ pFTC_OTG->otg.state = OTG_STATE_A_HOST; -+ /* <3>.Should waiting for Device-Connect Wait 300ms */ -+ INFO(pFTC_OTG, ">>> OTG-A Waiting for OTG-B Connect,\n"); -+ wTempCounter = 0; -+ while (mwHost20_PORTSC_ConnectStatus_Rd() == 0) { -+ mdelay(1); -+ wTempCounter++; -+ /* Waiting for 300 ms */ -+ if (wTempCounter > 300) { -+ mdwOTGC_Control_A_SRP_DET_EN_Clr(); -+ INFO(pFTC_OTG, ">>> OTG-B do not connect under 300 ms...\n"); -+ break; -+ } -+ } -+ /* <4>.If Connect => issue quick Reset */ -+ if (mwHost20_PORTSC_ConnectStatus_Rd() > 0) { -+ mdelay(300); /* For OPT-A Test */ -+ OTGH_host_quick_Reset(); -+ OTGH_Open(); -+ pFTC_OTG->otg.host->A_Disable_Set_Feature_HNP = 0; -+ } -+#endif -+ } -+ } else { /* For Type-B Interrupt */ -+ BUG(); -+ } -+} -+ -+static irqreturn_t fotg2xx_ehci_irq(int irq, void *devid) -+{ -+ struct usb_hcd *hcd = devid; -+ u32 val; -+ -+ /* OTG Interrupt Status Register */ -+ val = readl(hcd->regs + 0x84); -+ -+ /* OTG stuff */ -+ if (val) { -+ /* supposed to do "INT STS Clr" - XXX */ -+ writel(readl(hcd->regs + 0x84) | val, hcd->regs + 0x84); -+ -+ fotg2xx_int_isr(hcd, val); -+ -+ /* supposed to do "INT STS Clr" - XXX */ -+ writel(readl(hcd->regs + 0x84) | val, hcd->regs + 0x84); -+ -+ return IRQ_HANDLED; -+ } -+ -+ if ((readl(hcd->regs + 0x80) & BIT(20)) == 0) { /* Role is HOST */ -+ if (readl(hcd->regs + 0xC0) & BIT(2)) { /* INT STS HOST */ -+ /* leave this for ehci irq handler */ -+ return IRQ_NONE; -+ } -+ } else -+ printk(KERN_WARNING -+ "received irq for peripheral - don't know what to do!\n"); -+ -+ /* do not call the ehci irq handler */ -+ return IRQ_HANDLED; -+} -+ -+static int fotg2xx_ehci_run(struct usb_hcd *hcd) -+{ -+ int retval; -+ -+ retval = ehci_run(hcd); -+ -+ fotg2xx_otgh_close(hcd); -+ fotg2xx_otgc_init(hcd); -+ -+ return retval; -+} -+ -+static const struct hc_driver fotg2xx_ehci_hc_driver = { -+ .description = hcd_name, -+ .product_desc = "FOTG2XX EHCI Host Controller", -+ .hcd_priv_size = sizeof(struct ehci_hcd), -+ .irq = ehci_irq, -+ .flags = HCD_MEMORY | HCD_USB2, -+ .reset = fotg2xx_ehci_hc_reset, -+ .start = fotg2xx_ehci_run, -+ .stop = ehci_stop, -+ .shutdown = ehci_shutdown, -+ -+ .urb_enqueue = ehci_urb_enqueue, -+ .urb_dequeue = ehci_urb_dequeue, -+ .endpoint_disable = ehci_endpoint_disable, -+ .endpoint_reset = ehci_endpoint_reset, -+ -+ .get_frame_number = ehci_get_frame, -+ -+ .hub_status_data = ehci_hub_status_data, -+ .hub_control = ehci_hub_control, -+#if defined(CONFIG_PM) -+ .bus_suspend = ehci_bus_suspend, -+ .bus_resume = ehci_bus_resume, -+#endif -+ .relinquish_port = ehci_relinquish_port, -+ .port_handed_over = ehci_port_handed_over, -+ -+ .clear_tt_buffer_complete = ehci_clear_tt_buffer_complete, -+}; -+ -+static int fotg2xx_ehci_probe(struct platform_device *pdev) -+{ -+ const struct hc_driver *driver = &fotg2xx_ehci_hc_driver; -+ struct usb_hcd *hcd; -+ struct resource *res; -+ int irq; -+ int retval; -+ -+ pr_debug("initializing FOTG2XX-SOC USB Controller\n"); -+ -+ res = platform_get_resource(pdev, IORESOURCE_IRQ, 0); -+ if (!res) { -+ dev_err(&pdev->dev, -+ "Found HC with no IRQ. Check %s setup!\n", -+ dev_name(&pdev->dev)); -+ return -ENODEV; -+ } -+ -+ irq = res->start; -+ -+ hcd = usb_create_hcd(driver, &pdev->dev, dev_name(&pdev->dev)); -+ if (!hcd) { -+ retval = -ENOMEM; -+ goto err1; -+ } -+ -+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0); -+ if (!res) { -+ dev_err(&pdev->dev, -+ "Found HC with no register addr. Check %s setup!\n", -+ dev_name(&pdev->dev)); -+ retval = -ENODEV; -+ goto err2; -+ } -+ -+ hcd->rsrc_start = res->start; -+ hcd->rsrc_len = res->end - res->start + 1; -+ if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, -+ driver->description)) { -+ dev_dbg(&pdev->dev, "controller already in use\n"); -+ retval = -EBUSY; -+ goto err2; -+ } -+ -+ hcd->regs = ioremap(hcd->rsrc_start, hcd->rsrc_len); -+ if (hcd->regs == NULL) { -+ dev_dbg(&pdev->dev, "error mapping memory\n"); -+ retval = -EFAULT; -+ goto err3; -+ } -+ -+ -+ /* set global reg to mini-A host */ -+ writel(readl(IO_ADDRESS(0x40000000) + 0x30) & ~(BIT(30)|BIT(29)), -+ IO_ADDRESS(0x40000000) + 0x30); -+ -+ /* USB0&USB1 - VBUS off */ -+ writel(readl(IO_ADDRESS(0x40000000) + 0x30) & ~(BIT(21)|BIT(22)), -+ IO_ADDRESS(0x40000000) + 0x30); -+ -+ if ((readl(hcd->regs) == 0x01000010) && -+ (readl(hcd->regs + 4) == 0x00000001) && -+ (readl(hcd->regs + 8) == 0x00000006)) { -+ dev_info(&pdev->dev, -+ "Found Faraday OTG 2XX controller (base = 0x%08lX)\n", -+ (unsigned long) hcd->rsrc_start); -+ } else { -+ dev_err(&pdev->dev, "fotg2xx id mismatch: found %d.%d.%d\n", -+ readl(hcd->regs + 0x00), -+ readl(hcd->regs + 0x04), -+ readl(hcd->regs + 0x08)); -+ retval = -ENODEV; -+ goto err4; -+ } -+ -+ platform_set_drvdata(pdev, hcd); -+ -+ /* mask interrupts - peripheral, otg, host, hi-active (bits 0,1,2,3) */ -+ otg_set(0xc4, BIT(3)); /* hi active */ -+ -+ otg_set(0xc4, BIT(2)); /* host */ -+ otg_set(0xc4, BIT(1)); /* otg */ -+ otg_set(0xc4, BIT(0)); /* peripheral */ -+ -+ /* register additional interrupt - here we check otg status */ -+ if ((request_irq(irq, &fotg2xx_ehci_irq, IRQF_SHARED | IRQF_DISABLED, -+ hcd->irq_descr, hcd)) != 0) { -+ dev_dbg(&pdev->dev, "error requesting irq %d\n", irq); -+ retval = -EFAULT; -+ goto err4; -+ } -+ -+ retval = usb_add_hcd(hcd, irq, IRQF_SHARED); -+ if (retval != 0) -+ goto err4; -+ return retval; -+ -+err4: -+ iounmap(hcd->regs); -+err3: -+ release_mem_region(hcd->rsrc_start, hcd->rsrc_len); -+err2: -+ usb_put_hcd(hcd); -+err1: -+ dev_err(&pdev->dev, "init %s fail, %d\n", dev_name(&pdev->dev), retval); -+ return retval; -+} -+ -+/* may be called without controller electrically present */ -+/* may be called with controller, bus, and devices active */ -+ -+int fotg2xx_ehci_remove(struct platform_device *pdev) -+{ -+ struct usb_hcd *hcd = -+ (struct usb_hcd *)platform_get_drvdata(pdev); -+ -+ usb_remove_hcd(hcd); -+ release_mem_region(hcd->rsrc_start, hcd->rsrc_len); -+ iounmap(hcd->regs); -+ usb_put_hcd(hcd); -+ platform_set_drvdata(pdev, NULL); -+ -+ return 0; -+} -+ -+MODULE_ALIAS("platform:ehci-fotg2xx"); -+ -+static struct platform_driver fotg2xx_ehci_driver = { -+ .probe = fotg2xx_ehci_probe, -+ .remove = fotg2xx_ehci_remove, -+ .driver = { -+ .name = "ehci-fotg2xx", -+ }, -+}; ---- a/drivers/usb/host/ehci.h -+++ b/drivers/usb/host/ehci.h -@@ -600,7 +600,12 @@ static inline unsigned int - ehci_port_speed(struct ehci_hcd *ehci, unsigned int portsc) - { - if (ehci_is_TDI(ehci)) { -+#ifdef CONFIG_ARCH_GEMINI -+ portsc = readl(ehci_to_hcd(ehci)->regs + 0x80); -+ switch ((portsc>>22)&3) { -+#else - switch ((portsc >> (ehci->has_hostpc ? 25 : 26)) & 3) { -+#endif - case 0: - return 0; - case 1: ---- a/drivers/usb/host/ehci-hcd.c -+++ b/drivers/usb/host/ehci-hcd.c -@@ -204,10 +204,12 @@ static int ehci_halt (struct ehci_hcd *e - * This routine gets called during probe before ehci->command - * has been initialized, so we can't rely on its value. - */ -+#ifndef CONFIG_ARCH_GEMINI - ehci->command &= ~CMD_RUN; - temp = ehci_readl(ehci, &ehci->regs->command); - temp &= ~(CMD_RUN | CMD_IAAD); - ehci_writel(ehci, temp, &ehci->regs->command); -+#endif - - spin_unlock_irq(&ehci->lock); - synchronize_irq(ehci_to_hcd(ehci)->irq); -@@ -257,13 +259,17 @@ static int ehci_reset (struct ehci_hcd * - if (ehci->has_hostpc) { - ehci_writel(ehci, USBMODE_EX_HC | USBMODE_EX_VBPS, - &ehci->regs->usbmode_ex); -+#ifndef CONFIG_ARCH_GEMINI - ehci_writel(ehci, TXFIFO_DEFAULT, &ehci->regs->txfill_tuning); -+#endif - } - if (retval) - return retval; - -+#ifndef CONFIG_ARCH_GEMINI - if (ehci_is_TDI(ehci)) - tdi_reset (ehci); -+#endif - - if (ehci->debug) - dbgp_external_startup(ehci_to_hcd(ehci)); -@@ -341,11 +347,14 @@ static void ehci_silence_controller(stru - ehci->rh_state = EHCI_RH_HALTED; - ehci_turn_off_all_ports(ehci); - -+#ifndef CONFIG_ARCH_GEMINI - /* make BIOS/etc use companion controller during reboot */ - ehci_writel(ehci, 0, &ehci->regs->configured_flag); - - /* unblock posted writes */ - ehci_readl(ehci, &ehci->regs->configured_flag); -+#endif -+ - spin_unlock_irq(&ehci->lock); - } - -@@ -600,7 +609,9 @@ static int ehci_run (struct usb_hcd *hcd - // Philips, Intel, and maybe others need CMD_RUN before the - // root hub will detect new devices (why?); NEC doesn't - ehci->command &= ~(CMD_LRESET|CMD_IAAD|CMD_PSE|CMD_ASE|CMD_RESET); -+#ifndef CONFIG_ARCH_GEMINI - ehci->command |= CMD_RUN; -+#endif - ehci_writel(ehci, ehci->command, &ehci->regs->command); - dbg_cmd (ehci, "init", ehci->command); - -@@ -620,9 +631,11 @@ static int ehci_run (struct usb_hcd *hcd - */ - down_write(&ehci_cf_port_reset_rwsem); - ehci->rh_state = EHCI_RH_RUNNING; -+#ifndef CONFIG_ARCH_GEMINI - ehci_writel(ehci, FLAG_CF, &ehci->regs->configured_flag); - ehci_readl(ehci, &ehci->regs->command); /* unblock posted writes */ - msleep(5); -+#endif /* !CONFIG_ARCH_GEMINI */ - up_write(&ehci_cf_port_reset_rwsem); - ehci->last_periodic_enable = ktime_get_real(); - -@@ -1238,6 +1251,11 @@ MODULE_DESCRIPTION(DRIVER_DESC); - MODULE_AUTHOR (DRIVER_AUTHOR); - MODULE_LICENSE ("GPL"); - -+#ifdef CONFIG_ARCH_GEMINI -+#include "ehci-fotg2xx.c" -+#define PLATFORM_DRIVER fotg2xx_ehci_driver -+#endif -+ - #ifdef CONFIG_USB_EHCI_FSL - #include "ehci-fsl.c" - #define PLATFORM_DRIVER ehci_fsl_driver ---- a/drivers/usb/host/ehci-hub.c -+++ b/drivers/usb/host/ehci-hub.c -@@ -912,6 +912,12 @@ static int ehci_hub_control ( - /* see what we found out */ - temp = check_reset_complete (ehci, wIndex, status_reg, - ehci_readl(ehci, status_reg)); -+#ifdef CONFIG_ARCH_GEMINI -+ /* restart schedule */ -+ ehci_writel(ehci, ehci_readl(ehci, &ehci->regs->command) | CMD_RUN, &ehci->regs->command); -+ -+// hcd->state = HC_STATE_RUNNING; -+#endif - } - - if (!(temp & (PORT_RESUME|PORT_RESET))) { ---- a/drivers/usb/Kconfig -+++ b/drivers/usb/Kconfig -@@ -47,6 +47,7 @@ config USB_ARCH_HAS_EHCI - default y if MICROBLAZE - default y if SPARC_LEON - default y if ARCH_MMP -+ default y if ARCH_GEMINI - default y if MACH_LOONGSON1 - default y if PLAT_ORION - default PCI -@@ -96,7 +97,7 @@ config USB - traditional PC serial port. The bus supplies power to peripherals - and allows for hot swapping. Up to 127 USB peripherals can be - connected to a single USB host in a tree structure. -- -+ - The USB host is the root of the tree, the peripherals are the - leaves and the inner nodes are special USB devices called hubs. - Most PCs now have USB host ports, used to connect peripherals ---- a/include/linux/usb/ehci_def.h -+++ b/include/linux/usb/ehci_def.h -@@ -111,6 +111,7 @@ struct ehci_regs { - /* ASYNCLISTADDR: offset 0x18 */ - u32 async_next; /* address of next async queue head */ - -+#ifndef CONFIG_ARCH_GEMINI - u32 reserved1[2]; - - /* TXFILLTUNING: offset 0x24 */ -@@ -118,6 +119,7 @@ struct ehci_regs { - #define TXFIFO_DEFAULT (8<<16) /* FIFO burst threshold 8 */ - - u32 reserved2[6]; -+#endif /* !CONFIG_ARCH_GEMINI */ - - /* CONFIGFLAG: offset 0x40 */ - u32 configured_flag; diff --git a/target/linux/gemini/patches/131-arm-gemini-add-usb-platform-device.patch b/target/linux/gemini/patches/131-arm-gemini-add-usb-platform-device.patch deleted file mode 100644 index d1a4fee508..0000000000 --- a/target/linux/gemini/patches/131-arm-gemini-add-usb-platform-device.patch +++ /dev/null @@ -1,75 +0,0 @@ ---- a/arch/arm/mach-gemini/devices.c -+++ b/arch/arm/mach-gemini/devices.c -@@ -185,3 +185,62 @@ int __init platform_register_ethernet(st - - return platform_device_register(ðernet_device); - } -+ -+static u64 usb0_dmamask = DMA_BIT_MASK(32); -+static struct resource usb0_resources[] = { -+ { -+ .start = 0x68000000, -+ .end = 0x68000fff, -+ .flags = IORESOURCE_MEM, -+ }, -+ { -+ .start = IRQ_USB0, -+ .end = IRQ_USB0, -+ .flags = IORESOURCE_IRQ, -+ }, -+}; -+ -+static u64 usb1_dmamask = DMA_BIT_MASK(32); -+static struct resource usb1_resources[] = { -+ { -+ .start = 0x69000000, -+ .end = 0x69000fff, -+ .flags = IORESOURCE_MEM, -+ }, -+ { -+ .start = IRQ_USB1, -+ .end = IRQ_USB1, -+ .flags = IORESOURCE_IRQ, -+ }, -+}; -+ -+static struct platform_device usb_device[] = { -+ { -+ .name = "ehci-fotg2xx", -+ .id = 0, -+ .dev = { -+ .dma_mask = &usb0_dmamask, -+ .coherent_dma_mask = DMA_BIT_MASK(32), -+ }, -+ .num_resources = ARRAY_SIZE(usb0_resources), -+ .resource = usb0_resources, -+ }, -+ { -+ .name = "ehci-fotg2xx", -+ .id = 1, -+ .dev = { -+ .dma_mask = &usb1_dmamask, -+ .coherent_dma_mask = DMA_BIT_MASK(32), -+ }, -+ .num_resources = ARRAY_SIZE(usb1_resources), -+ .resource = usb1_resources, -+ }, -+}; -+ -+int __init platform_register_usb(unsigned int id) -+{ -+ if (id > 1) -+ return -EINVAL; -+ -+ return platform_device_register(&usb_device[id]); -+} ---- a/arch/arm/mach-gemini/common.h -+++ b/arch/arm/mach-gemini/common.h -@@ -28,6 +28,7 @@ extern int platform_register_pflash(unsi - unsigned int nr_parts); - extern int platform_register_watchdog(void); - extern int platform_register_ethernet(struct gemini_gmac_platform_data *pdata); -+extern int platform_register_usb(unsigned int id); - - extern void gemini_restart(char mode, const char *cmd); - diff --git a/target/linux/gemini/patches/132-arm-gemini-wbd111-register-usb.patch b/target/linux/gemini/patches/132-arm-gemini-wbd111-register-usb.patch deleted file mode 100644 index 44e72d17c3..0000000000 --- a/target/linux/gemini/patches/132-arm-gemini-wbd111-register-usb.patch +++ /dev/null @@ -1,24 +0,0 @@ ---- a/arch/arm/mach-gemini/board-wbd111.c -+++ b/arch/arm/mach-gemini/board-wbd111.c -@@ -145,6 +145,7 @@ static void __init wbd111_init(void) - platform_register_watchdog(); - platform_device_register(&wbd111_phy_device); - platform_register_ethernet(&gmac_data); -+ platform_register_usb(0); - } - - MACHINE_START(WBD111, "Wiliboard WBD-111") ---- a/drivers/usb/host/ehci-hcd.c -+++ b/drivers/usb/host/ehci-hcd.c -@@ -99,7 +99,11 @@ module_param (park, uint, S_IRUGO); - MODULE_PARM_DESC (park, "park setting; 1-3 back-to-back async packets"); - - /* for flakey hardware, ignore overcurrent indicators */ -+#ifdef CONFIG_ARCH_GEMINI -+static bool ignore_oc = 1; -+#else - static bool ignore_oc = 0; -+#endif - module_param (ignore_oc, bool, S_IRUGO); - MODULE_PARM_DESC (ignore_oc, "ignore bogus hardware overcurrent indications"); - diff --git a/target/linux/gemini/patches/133-arm-gemini-wbd222-register-usb.patch b/target/linux/gemini/patches/133-arm-gemini-wbd222-register-usb.patch deleted file mode 100644 index 2adc410926..0000000000 --- a/target/linux/gemini/patches/133-arm-gemini-wbd222-register-usb.patch +++ /dev/null @@ -1,10 +0,0 @@ ---- a/arch/arm/mach-gemini/board-wbd222.c -+++ b/arch/arm/mach-gemini/board-wbd222.c -@@ -147,6 +147,7 @@ static void __init wbd222_init(void) - platform_register_watchdog(); - platform_device_register(&wbd222_phy_device); - platform_register_ethernet(&gmac_data); -+ platform_register_usb(0); - } - - MACHINE_START(WBD222, "Wiliboard WBD-222") diff --git a/target/linux/gemini/patches/134-arm-gemini-rut100-register-usb.patch b/target/linux/gemini/patches/134-arm-gemini-rut100-register-usb.patch deleted file mode 100644 index c3755ee7d4..0000000000 --- a/target/linux/gemini/patches/134-arm-gemini-rut100-register-usb.patch +++ /dev/null @@ -1,10 +0,0 @@ ---- a/arch/arm/mach-gemini/board-rut1xx.c -+++ b/arch/arm/mach-gemini/board-rut1xx.c -@@ -105,6 +105,7 @@ static void __init rut1xx_init(void) - platform_register_watchdog(); - platform_device_register(&rut1xx_phy_device); - platform_register_ethernet(&gmac_data); -+ platform_register_usb(0); - } - - MACHINE_START(RUT100, "Teltonika RUT100") diff --git a/target/linux/gemini/patches/135-arm-gemini-nas4220-register-usb.patch b/target/linux/gemini/patches/135-arm-gemini-nas4220-register-usb.patch deleted file mode 100644 index e08c889d4b..0000000000 --- a/target/linux/gemini/patches/135-arm-gemini-nas4220-register-usb.patch +++ /dev/null @@ -1,11 +0,0 @@ ---- a/arch/arm/mach-gemini/board-nas4220b.c -+++ b/arch/arm/mach-gemini/board-nas4220b.c -@@ -96,6 +96,8 @@ static void __init ib4220b_init(void) - platform_device_register(&ib4220b_key_device); - platform_register_rtc(); - platform_register_watchdog(); -+ platform_register_usb(0); -+ platform_register_usb(1); - } - - MACHINE_START(NAS4220B, "Raidsonic NAS IB-4220-B") diff --git a/target/linux/gemini/patches/140-arm-gemini-add-pci-support.patch b/target/linux/gemini/patches/140-arm-gemini-add-pci-support.patch deleted file mode 100644 index 37ffdadba3..0000000000 --- a/target/linux/gemini/patches/140-arm-gemini-add-pci-support.patch +++ /dev/null @@ -1,389 +0,0 @@ ---- a/arch/arm/Kconfig -+++ b/arch/arm/Kconfig -@@ -412,6 +412,7 @@ config ARCH_GEMINI - select ARCH_USES_GETTIMEOFFSET - select NEED_MACH_GPIO_H - select CPU_FA526 -+ select MIGHT_HAVE_PCI - help - Support for the Cortina Systems Gemini family SoCs - ---- a/arch/arm/mach-gemini/include/mach/hardware.h -+++ b/arch/arm/mach-gemini/include/mach/hardware.h -@@ -71,4 +71,9 @@ - */ - #define IO_ADDRESS(x) IOMEM((((x) & 0xFFF00000) >> 4) | ((x) & 0x000FFFFF) | 0xF0000000) - -+/* -+ * PCI subsystem macros -+ */ -+#define pcibios_assign_all_busses() 1 -+ - #endif ---- a/arch/arm/mach-gemini/include/mach/irqs.h -+++ b/arch/arm/mach-gemini/include/mach/irqs.h -@@ -43,11 +43,14 @@ - - #define NORMAL_IRQ_NUM 32 - --#define GPIO_IRQ_BASE NORMAL_IRQ_NUM -+#define PCI_IRQ_BASE NORMAL_IRQ_NUM -+#define PCI_IRQ_NUM 4 -+ -+#define GPIO_IRQ_BASE (NORMAL_IRQ_NUM + PCI_IRQ_NUM) - #define GPIO_IRQ_NUM (3 * 32) - - #define ARCH_TIMER_IRQ IRQ_TIMER2 - --#define NR_IRQS (NORMAL_IRQ_NUM + GPIO_IRQ_NUM) -+#define NR_IRQS (NORMAL_IRQ_NUM + PCI_IRQ_NUM + GPIO_IRQ_NUM) - - #endif /* __MACH_IRQS_H__ */ ---- a/arch/arm/mach-gemini/Makefile -+++ b/arch/arm/mach-gemini/Makefile -@@ -6,6 +6,8 @@ - - obj-y := irq.o mm.o time.o devices.o gpio.o idle.o reset.o - -+obj-$(CONFIG_PCI) += pci.o -+ - # Board-specific support - obj-$(CONFIG_MACH_NAS4220B) += board-nas4220b.o - obj-$(CONFIG_MACH_RUT100) += board-rut1xx.o ---- a/arch/arm/mach-gemini/mm.c -+++ b/arch/arm/mach-gemini/mm.c -@@ -59,6 +59,11 @@ static struct map_desc gemini_io_desc[] - .length = SZ_512K, - .type = MT_DEVICE, - }, { -+ .virtual = (unsigned long)IO_ADDRESS(GEMINI_PCI_IO_BASE), -+ .pfn = __phys_to_pfn(GEMINI_PCI_IO_BASE), -+ .length = SZ_512K, -+ .type = MT_DEVICE, -+ }, { - .virtual = (unsigned long)IO_ADDRESS(GEMINI_FLASH_CTRL_BASE), - .pfn = __phys_to_pfn(GEMINI_FLASH_CTRL_BASE), - .length = SZ_512K, ---- /dev/null -+++ b/arch/arm/mach-gemini/pci.c -@@ -0,0 +1,320 @@ -+/* -+ * Support for Gemini PCI Controller -+ * -+ * Copyright (C) 2009 Janos Laube -+ * Copyright (C) 2009 Paulius Zaleckas -+ * -+ * based on SL2312 PCI controller code -+ * Storlink (C) 2003 -+ * -+ * 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 -+#include -+#include -+#include -+ -+#include -+ -+#include -+#include -+ -+#define GEMINI_PCI_IOSIZE_1M 0x0000 -+ -+#define GEMINI_PCI_PMC 0x40 -+#define GEMINI_PCI_PMCSR 0x44 -+#define GEMINI_PCI_CTRL1 0x48 -+#define GEMINI_PCI_CTRL2 0x4C -+#define GEMINI_PCI_MEM1_BASE_SIZE 0x50 -+#define GEMINI_PCI_MEM2_BASE_SIZE 0x54 -+#define GEMINI_PCI_MEM3_BASE_SIZE 0x58 -+ -+#define PCI_CTRL2_INTSTS_OFFSET 28 -+#define PCI_CTRL2_INTMASK_OFFSET 22 -+ -+#define GEMINI_PCI_DMA_MASK 0xFFF00000 -+#define GEMINI_PCI_DMA_MEM1_BASE 0x00000000 -+#define GEMINI_PCI_DMA_MEM2_BASE 0x00000000 -+#define GEMINI_PCI_DMA_MEM3_BASE 0x00000000 -+#define GEMINI_PCI_DMA_MEM1_SIZE 7 -+#define GEMINI_PCI_DMA_MEM2_SIZE 6 -+#define GEMINI_PCI_DMA_MEM3_SIZE 6 -+ -+#define PCI_CONF_ENABLE (1 << 31) -+#define PCI_CONF_WHERE(r) ((r) & 0xFC) -+#define PCI_CONF_BUS(b) (((b) & 0xFF) << 16) -+#define PCI_CONF_DEVICE(d) (((d) & 0x1F) << 11) -+#define PCI_CONF_FUNCTION(f) (((f) & 0x07) << 8) -+ -+#define PCI_IOSIZE_REG (IO_ADDRESS(GEMINI_PCI_IO_BASE)) -+#define PCI_PROT_REG (IO_ADDRESS(GEMINI_PCI_IO_BASE) + 0x04) -+#define PCI_CTRL_REG (IO_ADDRESS(GEMINI_PCI_IO_BASE) + 0x08) -+#define PCI_SOFTRST_REG (IO_ADDRESS(GEMINI_PCI_IO_BASE) + 0x10) -+#define PCI_CONFIG_REG (IO_ADDRESS(GEMINI_PCI_IO_BASE) + 0x28) -+#define PCI_DATA_REG (IO_ADDRESS(GEMINI_PCI_IO_BASE) + 0x2C) -+ -+ -+static DEFINE_SPINLOCK(gemini_pci_lock); -+ -+static int gemini_pci_read_config(struct pci_bus* bus, unsigned int fn, -+ int config, int size, u32* value) -+{ -+ unsigned long irq_flags; -+ -+ spin_lock_irqsave(&gemini_pci_lock, irq_flags); -+ -+ __raw_writel(PCI_CONF_BUS(bus->number) | -+ PCI_CONF_DEVICE(PCI_SLOT(fn)) | -+ PCI_CONF_FUNCTION(PCI_FUNC(fn)) | -+ PCI_CONF_WHERE(config) | -+ PCI_CONF_ENABLE, -+ PCI_CONFIG_REG); -+ -+ *value = __raw_readl(PCI_DATA_REG); -+ -+ if (size == 1) -+ *value = (*value >> (8 * (config & 3))) & 0xFF; -+ else if (size == 2) -+ *value = (*value >> (8 * (config & 3))) & 0xFFFF; -+ -+ spin_unlock_irqrestore(&gemini_pci_lock, irq_flags); -+ -+ dev_dbg(&bus->dev, -+ "[read] slt: %.2d, fnc: %d, cnf: 0x%.2X, val (%d bytes): 0x%.8X\n", -+ PCI_SLOT(fn), PCI_FUNC(fn), config, size, *value); -+ -+ return PCIBIOS_SUCCESSFUL; -+} -+ -+static int gemini_pci_write_config(struct pci_bus* bus, unsigned int fn, -+ int config, int size, u32 value) -+{ -+ unsigned long irq_flags = 0; -+ int ret = PCIBIOS_SUCCESSFUL; -+ -+ dev_dbg(&bus->dev, -+ "[write] slt: %.2d, fnc: %d, cnf: 0x%.2X, val (%d bytes): 0x%.8X\n", -+ PCI_SLOT(fn), PCI_FUNC(fn), config, size, value); -+ -+ spin_lock_irqsave(&gemini_pci_lock, irq_flags); -+ -+ __raw_writel(PCI_CONF_BUS(bus->number) | -+ PCI_CONF_DEVICE(PCI_SLOT(fn)) | -+ PCI_CONF_FUNCTION(PCI_FUNC(fn)) | -+ PCI_CONF_WHERE(config) | -+ PCI_CONF_ENABLE, -+ PCI_CONFIG_REG); -+ -+ switch(size) { -+ case 4: -+ __raw_writel(value, PCI_DATA_REG); -+ break; -+ case 2: -+ __raw_writew(value, PCI_DATA_REG + (config & 3)); -+ break; -+ case 1: -+ __raw_writeb(value, PCI_DATA_REG + (config & 3)); -+ break; -+ default: -+ ret = PCIBIOS_BAD_REGISTER_NUMBER; -+ } -+ -+ spin_unlock_irqrestore(&gemini_pci_lock, irq_flags); -+ -+ return ret; -+} -+ -+static struct pci_ops gemini_pci_ops = { -+ .read = gemini_pci_read_config, -+ .write = gemini_pci_write_config, -+}; -+ -+static struct resource gemini_pci_resource_io = { -+ .name = "PCI I/O Space", -+ .start = GEMINI_PCI_IO_BASE, -+ .end = GEMINI_PCI_IO_BASE + SZ_1M - 1, -+ .flags = IORESOURCE_IO, -+}; -+ -+static struct resource gemini_pci_resource_mem = { -+ .name = "PCI Memory Space", -+ .start = GEMINI_PCI_MEM_BASE, -+ .end = GEMINI_PCI_MEM_BASE + SZ_128M - 1, -+ .flags = IORESOURCE_MEM, -+}; -+ -+static int __init gemini_pci_request_resources(struct pci_sys_data *sys) -+{ -+ if (request_resource(&ioport_resource, &gemini_pci_resource_io)) -+ goto bad_resources; -+ if (request_resource(&iomem_resource, &gemini_pci_resource_mem)) -+ goto bad_resources; -+ -+ pci_add_resource(&sys->resources, &gemini_pci_resource_io); -+ pci_add_resource(&sys->resources, &gemini_pci_resource_mem); -+ -+ return 0; -+ -+bad_resources: -+ pr_err("Gemini PCI: request_resource() failed. " -+ "Abort PCI bus enumeration.\n"); -+ return -1; -+} -+ -+static int __init gemini_pci_setup(int nr, struct pci_sys_data *sys) -+{ -+ unsigned int cmd; -+ -+ pcibios_min_io = 0x100; -+ pcibios_min_mem = 0; -+ -+ if ((nr > 0) || gemini_pci_request_resources(sys)) -+ return 0; -+ -+ /* setup I/O space to 1MB size */ -+ __raw_writel(GEMINI_PCI_IOSIZE_1M, PCI_IOSIZE_REG); -+ -+ /* setup hostbridge */ -+ cmd = __raw_readl(PCI_CTRL_REG); -+ cmd |= PCI_COMMAND_IO; -+ cmd |= PCI_COMMAND_MEMORY; -+ cmd |= PCI_COMMAND_MASTER; -+ __raw_writel(cmd, PCI_CTRL_REG); -+ -+ return 1; -+} -+ -+static struct pci_bus* __init gemini_pci_scan_bus(int nr, struct pci_sys_data* sys) -+{ -+ unsigned int reg = 0; -+ struct pci_bus* bus = 0; -+ -+ bus = pci_scan_bus(nr, &gemini_pci_ops, sys); -+ if (bus) { -+ dev_dbg(&bus->dev, "setting up PCI DMA\n"); -+ reg = (GEMINI_PCI_DMA_MEM1_BASE & GEMINI_PCI_DMA_MASK) -+ | (GEMINI_PCI_DMA_MEM1_SIZE << 16); -+ gemini_pci_write_config(bus, 0, GEMINI_PCI_MEM1_BASE_SIZE, 4, reg); -+ reg = (GEMINI_PCI_DMA_MEM2_BASE & GEMINI_PCI_DMA_MASK) -+ | (GEMINI_PCI_DMA_MEM2_SIZE << 16); -+ gemini_pci_write_config(bus, 0, GEMINI_PCI_MEM2_BASE_SIZE, 4, reg); -+ reg = (GEMINI_PCI_DMA_MEM3_BASE & GEMINI_PCI_DMA_MASK) -+ | (GEMINI_PCI_DMA_MEM3_SIZE << 16); -+ gemini_pci_write_config(bus, 0, GEMINI_PCI_MEM3_BASE_SIZE, 4, reg); -+ } -+ -+ return bus; -+} -+ -+/* Should work with all boards based on original Storlink EVB */ -+static int __init gemini_pci_map_irq(const struct pci_dev *dev, u8 slot, u8 pin) -+{ -+ if (slot < 9 || slot > 12) -+ return -1; -+ -+ return PCI_IRQ_BASE + (((slot - 9) + (pin - 1)) & 0x3); -+} -+ -+static struct hw_pci gemini_hw_pci __initdata = { -+ .nr_controllers = 1, -+ .setup = gemini_pci_setup, -+ .scan = gemini_pci_scan_bus, -+ .map_irq = gemini_pci_map_irq, -+}; -+ -+/* we need this for muxed PCI interrupts handling */ -+static struct pci_bus bogus_pci_bus; -+ -+static void gemini_pci_ack_irq(struct irq_data *d) -+{ -+ unsigned int irq = d->irq; -+ unsigned int reg; -+ -+ gemini_pci_read_config(&bogus_pci_bus, 0, GEMINI_PCI_CTRL2, 4, ®); -+ reg &= ~(0xF << PCI_CTRL2_INTSTS_OFFSET); -+ reg |= 1 << (irq - PCI_IRQ_BASE + PCI_CTRL2_INTSTS_OFFSET); -+ gemini_pci_write_config(&bogus_pci_bus, 0, GEMINI_PCI_CTRL2, 4, reg); -+} -+ -+static void gemini_pci_mask_irq(struct irq_data *d) -+{ -+ unsigned int irq = d->irq; -+ unsigned int reg; -+ -+ gemini_pci_read_config(&bogus_pci_bus, 0, GEMINI_PCI_CTRL2, 4, ®); -+ reg &= ~((0xF << PCI_CTRL2_INTSTS_OFFSET) -+ | (1 << (irq - PCI_IRQ_BASE + PCI_CTRL2_INTMASK_OFFSET))); -+ gemini_pci_write_config(&bogus_pci_bus, 0, GEMINI_PCI_CTRL2, 4, reg); -+} -+ -+static void gemini_pci_unmask_irq(struct irq_data *d) -+{ -+ unsigned int irq = d->irq; -+ unsigned int reg; -+ -+ gemini_pci_read_config(&bogus_pci_bus, 0, GEMINI_PCI_CTRL2, 4, ®); -+ reg &= ~(0xF << PCI_CTRL2_INTSTS_OFFSET); -+ reg |= 1 << (irq - PCI_IRQ_BASE + PCI_CTRL2_INTMASK_OFFSET); -+ gemini_pci_write_config(&bogus_pci_bus, 0, GEMINI_PCI_CTRL2, 4, reg); -+} -+ -+static void gemini_pci_irq_handler(unsigned int irq, struct irq_desc *desc) -+{ -+ unsigned int pci_irq_no, irq_stat, reg, i; -+ -+ gemini_pci_read_config(&bogus_pci_bus, 0, GEMINI_PCI_CTRL2, 4, ®); -+ irq_stat = reg >> PCI_CTRL2_INTSTS_OFFSET; -+ -+ for (i = 0; i < 4; i++) { -+ -+ if ((irq_stat & (1 << i)) == 0) -+ continue; -+ -+ pci_irq_no = PCI_IRQ_BASE + i; -+ -+ BUG_ON(!(irq_desc[pci_irq_no].handle_irq)); -+ irq_desc[pci_irq_no].handle_irq(pci_irq_no, -+ &irq_desc[pci_irq_no]); -+ } -+} -+ -+static struct irq_chip gemini_pci_irq_chip = { -+ .name = "PCI", -+ .irq_ack = gemini_pci_ack_irq, -+ .irq_mask = gemini_pci_mask_irq, -+ .irq_unmask = gemini_pci_unmask_irq, -+}; -+ -+static int __init gemini_pci_init(void) -+{ -+ int i; -+ -+ for (i = 72; i <= 95; i++) -+ gpio_request(i, "PCI"); -+ -+ /* initialize our bogus bus */ -+ dev_set_name(&bogus_pci_bus.dev, "PCI IRQ handler"); -+ bogus_pci_bus.number = 0; -+ -+ /* mask and clear all interrupts */ -+ gemini_pci_write_config(&bogus_pci_bus, 0, GEMINI_PCI_CTRL2 + 2, 2, -+ 0xF000); -+ -+ for (i = PCI_IRQ_BASE; i < PCI_IRQ_BASE + 4; i++) { -+ irq_set_chip_and_handler(i, &gemini_pci_irq_chip, -+ handle_level_irq); -+ set_irq_flags(i, IRQF_VALID); -+ } -+ -+ irq_set_chained_handler(IRQ_PCI, gemini_pci_irq_handler); -+ -+ pci_common_init(&gemini_hw_pci); -+ -+ return 0; -+} -+ -+subsys_initcall(gemini_pci_init);