From 4305c6cda18051efad9952425a8ce2478adc64b9 Mon Sep 17 00:00:00 2001 From: Gabor Juhos Date: Wed, 20 Feb 2013 08:27:27 +0000 Subject: [PATCH] mpc85xx: add kernel support for the TL-WDR4900 v1 board Signed-off-by: Gabor Juhos SVN-Revision: 35690 --- target/linux/mpc85xx/config-3.7 | 1 + ...0-powerpc-85xx-tl-wdr4900-v1-support.patch | 570 ++++++++++++++++++ 2 files changed, 571 insertions(+) create mode 100644 target/linux/mpc85xx/patches-3.7/140-powerpc-85xx-tl-wdr4900-v1-support.patch diff --git a/target/linux/mpc85xx/config-3.7 b/target/linux/mpc85xx/config-3.7 index e92c6e6b2c..f3d68dcff6 100644 --- a/target/linux/mpc85xx/config-3.7 +++ b/target/linux/mpc85xx/config-3.7 @@ -258,6 +258,7 @@ CONFIG_SWIOTLB=y CONFIG_SYSCTL_EXCEPTION_TRACE=y CONFIG_TASK_SIZE=0xc0000000 CONFIG_TICK_CPU_ACCOUNTING=y +CONFIG_TL_WDR4900_V1=y # CONFIG_TQM8540 is not set # CONFIG_TQM8541 is not set # CONFIG_TQM8548 is not set diff --git a/target/linux/mpc85xx/patches-3.7/140-powerpc-85xx-tl-wdr4900-v1-support.patch b/target/linux/mpc85xx/patches-3.7/140-powerpc-85xx-tl-wdr4900-v1-support.patch new file mode 100644 index 0000000000..970988c16a --- /dev/null +++ b/target/linux/mpc85xx/patches-3.7/140-powerpc-85xx-tl-wdr4900-v1-support.patch @@ -0,0 +1,570 @@ +From 406d86e5990ac171f18ef6e2973672d8fbfe1556 Mon Sep 17 00:00:00 2001 +From: Gabor Juhos +Date: Wed, 20 Feb 2013 08:40:33 +0100 +Subject: [PATCH] powerpc: 85xx: add support for the TP-Link TL-WDR4900 v1 + board + +This patch adds support for the TP-Link TL-WDR4900 v1 +concurrent dual-band wireless router. The devices uses +the Freescale P1014 SoC. + +Signed-off-by: Gabor Juhos +--- + arch/powerpc/boot/Makefile | 3 + + arch/powerpc/boot/cuboot-tl-wdr4900-v1.c | 164 ++++++++++++++++++++++++++ + arch/powerpc/boot/dts/tl-wdr4900-v1.dts | 166 +++++++++++++++++++++++++++ + arch/powerpc/boot/wrapper | 4 + + arch/powerpc/platforms/85xx/Kconfig | 11 ++ + arch/powerpc/platforms/85xx/Makefile | 1 + + arch/powerpc/platforms/85xx/tl_wdr4900_v1.c | 145 +++++++++++++++++++++++ + 7 files changed, 494 insertions(+) + create mode 100644 arch/powerpc/boot/cuboot-tl-wdr4900-v1.c + create mode 100644 arch/powerpc/boot/dts/tl-wdr4900-v1.dts + create mode 100644 arch/powerpc/platforms/85xx/tl_wdr4900_v1.c + +--- a/arch/powerpc/boot/Makefile ++++ b/arch/powerpc/boot/Makefile +@@ -98,6 +98,8 @@ src-plat-$(CONFIG_EMBEDDED6xx) += cuboot + src-plat-$(CONFIG_AMIGAONE) += cuboot-amigaone.c + src-plat-$(CONFIG_PPC_PS3) += ps3-head.S ps3-hvcall.S ps3.c + src-plat-$(CONFIG_EPAPR_BOOT) += epapr.c ++src-plat-$(CONFIG_TL_WDR4900_V1) += cuboot-tl-wdr4900-v1.c ++ + + src-wlib := $(sort $(src-wlib-y)) + src-plat := $(sort $(src-plat-y)) +@@ -278,6 +280,7 @@ image-$(CONFIG_TQM8555) += cuImage.tqm + image-$(CONFIG_TQM8560) += cuImage.tqm8560 + image-$(CONFIG_SBC8548) += cuImage.sbc8548 + image-$(CONFIG_KSI8560) += cuImage.ksi8560 ++image-$(CONFIG_TL_WDR4900_V1) += cuImage.tl-wdr4900-v1 + + # Board ports in arch/powerpc/platform/embedded6xx/Kconfig + image-$(CONFIG_STORCENTER) += cuImage.storcenter +--- /dev/null ++++ b/arch/powerpc/boot/cuboot-tl-wdr4900-v1.c +@@ -0,0 +1,164 @@ ++/* ++ * U-Boot compatibility wrapper for the TP-Link TL-WDR4900 v1 board ++ * ++ * Copyright (c) 2013 Gabor Juhos ++ * ++ * Based on: ++ * cuboot-85xx.c ++ * Author: Scott Wood ++ * Copyright (c) 2007 Freescale Semiconductor, Inc. ++ * ++ * simpleboot.c ++ * Authors: Scott Wood ++ * Grant Likely ++ * Copyright (c) 2007 Freescale Semiconductor, Inc. ++ * Copyright (c) 2008 Secret Lab Technologies Ltd. ++ * ++ * 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 "ops.h" ++#include "types.h" ++#include "io.h" ++#include "stdio.h" ++#include ++ ++BSS_STACK(4*1024); ++ ++static unsigned long bus_freq; ++static unsigned long int_freq; ++static u64 mem_size; ++static unsigned char enetaddr[6]; ++ ++static void process_boot_dtb(void *boot_dtb) ++{ ++ const u32 *na, *ns, *reg, *val32; ++ const char *path; ++ u64 memsize64; ++ int node, size, i; ++ ++ /* Make sure FDT blob is sane */ ++ if (fdt_check_header(boot_dtb) != 0) ++ fatal("Invalid device tree blob\n"); ++ ++ /* Find the #address-cells and #size-cells properties */ ++ node = fdt_path_offset(boot_dtb, "/"); ++ if (node < 0) ++ fatal("Cannot find root node\n"); ++ na = fdt_getprop(boot_dtb, node, "#address-cells", &size); ++ if (!na || (size != 4)) ++ fatal("Cannot find #address-cells property"); ++ ++ ns = fdt_getprop(boot_dtb, node, "#size-cells", &size); ++ if (!ns || (size != 4)) ++ fatal("Cannot find #size-cells property"); ++ ++ /* Find the memory range */ ++ node = fdt_node_offset_by_prop_value(boot_dtb, -1, "device_type", ++ "memory", sizeof("memory")); ++ if (node < 0) ++ fatal("Cannot find memory node\n"); ++ reg = fdt_getprop(boot_dtb, node, "reg", &size); ++ if (size < (*na+*ns) * sizeof(u32)) ++ fatal("cannot get memory range\n"); ++ ++ /* Only interested in memory based at 0 */ ++ for (i = 0; i < *na; i++) ++ if (*reg++ != 0) ++ fatal("Memory range is not based at address 0\n"); ++ ++ /* get the memsize and trucate it to under 4G on 32 bit machines */ ++ memsize64 = 0; ++ for (i = 0; i < *ns; i++) ++ memsize64 = (memsize64 << 32) | *reg++; ++ if (sizeof(void *) == 4 && memsize64 >= 0x100000000ULL) ++ memsize64 = 0xffffffff; ++ ++ mem_size = memsize64; ++ ++ /* get clock frequencies */ ++ node = fdt_node_offset_by_prop_value(boot_dtb, -1, "device_type", ++ "cpu", sizeof("cpu")); ++ if (!node) ++ fatal("Cannot find cpu node\n"); ++ ++ val32 = fdt_getprop(boot_dtb, node, "clock-frequency", &size); ++ if (!val32 || (size != 4)) ++ fatal("Cannot get clock frequency"); ++ ++ int_freq = *val32; ++ ++ val32 = fdt_getprop(boot_dtb, node, "bus-frequency", &size); ++ if (!val32 || (size != 4)) ++ fatal("Cannot get bus frequency"); ++ ++ bus_freq = *val32; ++ ++ path = fdt_get_alias(boot_dtb, "ethernet0"); ++ if (path) { ++ const void *p; ++ ++ node = fdt_path_offset(boot_dtb, path); ++ if (node < 0) ++ fatal("Cannot find ethernet0 node"); ++ ++ p = fdt_getprop(boot_dtb, node, "mac-address", &size); ++ if (!p || (size < 6)) { ++ printf("no mac-address property, finding local\n\r"); ++ p = fdt_getprop(boot_dtb, node, "local-mac-address", &size); ++ } ++ ++ if (!p || (size < 6)) ++ fatal("cannot get MAC addres"); ++ ++ memcpy(enetaddr, p, sizeof(enetaddr)); ++ } ++} ++ ++static void platform_fixups(void) ++{ ++ void *soc; ++ ++ dt_fixup_memory(0, mem_size); ++ ++ dt_fixup_mac_address_by_alias("ethernet0", enetaddr); ++ dt_fixup_cpu_clocks(int_freq, bus_freq / 8, bus_freq); ++ ++ /* Unfortunately, the specific model number is encoded in the ++ * soc node name in existing dts files -- once that is fixed, ++ * this can do a simple path lookup. ++ */ ++ soc = find_node_by_devtype(NULL, "soc"); ++ if (soc) { ++ void *serial = NULL; ++ ++ setprop(soc, "bus-frequency", &bus_freq, sizeof(bus_freq)); ++ ++ while ((serial = find_node_by_devtype(serial, "serial"))) { ++ if (get_parent(serial) != soc) ++ continue; ++ ++ setprop(serial, "clock-frequency", &bus_freq, ++ sizeof(bus_freq)); ++ } ++ } ++} ++ ++void platform_init(unsigned long r3, unsigned long r4, unsigned long r5, ++ unsigned long r6, unsigned long r7) ++{ ++ mem_size = 64 * 1024 * 1024; ++ ++ simple_alloc_init(_end, mem_size - (u32)_end - 1024*1024, 32, 64); ++ ++ fdt_init(_dtb_start); ++ serial_console_init(); ++ ++ printf("\n\r-- TL-WDR4900 v1 boot wrapper --\n\r"); ++ ++ process_boot_dtb((void *) r3); ++ ++ platform_ops.fixups = platform_fixups; ++} +--- /dev/null ++++ b/arch/powerpc/boot/dts/tl-wdr4900-v1.dts +@@ -0,0 +1,166 @@ ++/* ++ * TP-Link TL-WDR4900 v1 Device Tree Source ++ * ++ * Copyright 2013 Gabor Juhos ++ * ++ * 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/ "fsl/p1010si-pre.dtsi" ++ ++/ { ++ model = "TP-Link TL-WDR4900 v1"; ++ compatible = "tp-link,TL-WDR4900v1"; ++ ++ chosen { ++ bootargs = "console=ttyS0,115200"; ++/* ++ linux,stdout-path = "/soc@ffe00000/serial@4500"; ++*/ ++ }; ++ ++ memory { ++ device_type = "memory"; ++ }; ++ ++ soc: soc@ffe00000 { ++ ranges = <0x0 0x0 0xffe00000 0x100000>; ++ ++ spi0: spi@7000 { ++ flash@0 { ++ #address-cells = <1>; ++ #size-cells = <1>; ++ compatible = "spansion,s25fl129p1"; ++ reg = <0>; ++ spi-max-frequency = <25000000>; ++ ++ u-boot@0 { ++ reg = <0x0 0x0050000>; ++ label = "u-boot"; ++ read-only; ++ }; ++ ++ dtb@50000 { ++ reg = <0x00050000 0x00010000>; ++ label = "dtb"; ++ read-only; ++ }; ++ ++ kernel@60000 { ++ reg = <0x00060000 0x002a0000>; ++ label = "kernel"; ++ }; ++ ++ rootfs@300000 { ++ reg = <0x00300000 0x00ce0000>; ++ label = "rootfs"; ++ }; ++ ++ config@fe0000 { ++ reg = <0x00fe0000 0x00010000>; ++ label = "config"; ++ read-only; ++ }; ++ ++ caldata@ff0000 { ++ reg = <0x00ff0000 0x00010000>; ++ label = "caldata"; ++ read-only; ++ }; ++ ++ firmware@60000 { ++ reg = <0x00060000 0x00f80000>; ++ label = "firmware"; ++ }; ++ }; ++ }; ++ ++ gpio0: gpio-controller@f000 { ++ }; ++ ++ usb@22000 { ++ phy_type = "utmi"; ++ dr_mode = "host"; ++ }; ++ ++ mdio@24000 { ++ phy0: ethernet-phy@0 { ++ /* interrupts = <3 1 0 0>; */ ++ reg = <0x0>; ++ }; ++ }; ++ ++ enet0: ethernet@b0000 { ++ phy-handle = <&phy0>; ++ phy-connection-type = "rgmii-id"; ++ }; ++ }; ++ ++ pci0: pcie@ffe09000 { ++ reg = <0 0xffe09000 0 0x1000>; ++ ranges = <0x2000000 0x0 0xa0000000 0 0xa0000000 0x0 0x20000000 ++ 0x1000000 0x0 0x00000000 0 0xffc10000 0x0 0x10000>; ++ pcie@0 { ++ ranges = <0x2000000 0x0 0xa0000000 ++ 0x2000000 0x0 0xa0000000 ++ 0x0 0x20000000 ++ ++ 0x1000000 0x0 0x0 ++ 0x1000000 0x0 0x0 ++ 0x0 0x100000>; ++ }; ++ }; ++ ++ pci1: pcie@ffe0a000 { ++ reg = <0 0xffe0a000 0 0x1000>; ++ ranges = <0x2000000 0x0 0x80000000 0 0x80000000 0x0 0x20000000 ++ 0x1000000 0x0 0x00000000 0 0xffc00000 0x0 0x10000>; ++ pcie@0 { ++ ranges = <0x2000000 0x0 0x80000000 ++ 0x2000000 0x0 0x80000000 ++ 0x0 0x20000000 ++ ++ 0x1000000 0x0 0x0 ++ 0x1000000 0x0 0x0 ++ 0x0 0x100000>; ++ }; ++ }; ++ ++ ifc: ifc@ffe1e000 { ++ status = "disabled"; ++ }; ++ ++ leds { ++ compatible = "gpio-leds"; ++ ++ system { ++ gpios = <&gpio0 2 1>; /* active low */ ++ label = "tp-link:blue:system"; ++ }; ++ ++ usb1 { ++ gpios = <&gpio0 3 1>; /* active low */ ++ label = "tp-link:green:usb1"; ++ }; ++ ++ usb2 { ++ gpios = <&gpio0 4 1>; /* active low */ ++ label = "tp-link:green:usb2"; ++ }; ++ }; ++ ++ buttons { ++ compatible = "gpio-keys"; ++ ++ reset { ++ label = "Reset button"; ++ gpios = <&gpio0 5 1>; /* active low */ ++ linux,code = <0x198>; /* KEY_RESTART */ ++ }; ++ }; ++}; ++ ++/include/ "fsl/p1010si-post.dtsi" +--- a/arch/powerpc/boot/wrapper ++++ b/arch/powerpc/boot/wrapper +@@ -197,6 +197,10 @@ cuboot*) + *-mpc85*|*-tqm85*|*-sbc85*) + platformo=$object/cuboot-85xx.o + ;; ++ *-tl-wdr4900-v1) ++ platformo=$object/cuboot-tl-wdr4900-v1.o ++ link_address='0x1000000' ++ ;; + *-amigaone) + link_address='0x800000' + ;; +--- a/arch/powerpc/platforms/85xx/Kconfig ++++ b/arch/powerpc/platforms/85xx/Kconfig +@@ -147,6 +147,17 @@ config STX_GP3 + select CPM2 + select DEFAULT_UIMAGE + ++config TL_WDR4900_V1 ++ bool "TP-Link TL-WDR4900 v1" ++ select DEFAULT_UIMAGE ++ select ARCH_REQUIRE_GPIOLIB ++ select GPIO_MPC8XXX ++ help ++ This option enables support for the TP-Link TL-WDR4900 v1 board. ++ ++ This board is a Concurrent Dual-Band wireless router with a ++ Freescale P1014 SoC. ++ + config TQM8540 + bool "TQ Components TQM8540" + help +--- a/arch/powerpc/platforms/85xx/Makefile ++++ b/arch/powerpc/platforms/85xx/Makefile +@@ -24,6 +24,7 @@ obj-$(CONFIG_P5020_DS) += p5020_ds.o + obj-$(CONFIG_P5040_DS) += p5040_ds.o corenet_ds.o + obj-$(CONFIG_STX_GP3) += stx_gp3.o + obj-$(CONFIG_TQM85xx) += tqm85xx.o ++obj-$(CONFIG_TL_WDR4900_V1) += tl_wdr4900_v1.o + obj-$(CONFIG_SBC8548) += sbc8548.o + obj-$(CONFIG_SOCRATES) += socrates.o socrates_fpga_pic.o + obj-$(CONFIG_KSI8560) += ksi8560.o +--- /dev/null ++++ b/arch/powerpc/platforms/85xx/tl_wdr4900_v1.c +@@ -0,0 +1,145 @@ ++/* ++ * TL-WDR4900 v1 board setup ++ * ++ * Copyright (c) 2013 Gabor Juhos ++ * ++ * Based on: ++ * p1010rdb.c: ++ * P1010RDB Board Setup ++ * Copyright 2011 Freescale Semiconductor Inc. ++ * ++ * 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 "mpc85xx.h" ++ ++void __init tl_wdr4900_v1_pic_init(void) ++{ ++ struct mpic *mpic = mpic_alloc(NULL, 0, MPIC_BIG_ENDIAN | ++ MPIC_SINGLE_DEST_CPU, ++ 0, 256, " OpenPIC "); ++ ++ BUG_ON(mpic == NULL); ++ ++ mpic_init(mpic); ++} ++ ++#ifdef CONFIG_PCI ++static struct gpio_led tl_wdr4900_v1_wmac_leds_gpio[] = { ++ { ++ .name = "tp-link:blue:wps", ++ .gpio = 1, ++ .active_low = 1, ++ }, ++}; ++ ++static struct ath9k_platform_data tl_wdr4900_v1_wmac0_data = { ++ .led_pin = 0, ++ .eeprom_name = "pci_wmac0.eeprom", ++ .leds = tl_wdr4900_v1_wmac_leds_gpio, ++ .num_leds = ARRAY_SIZE(tl_wdr4900_v1_wmac_leds_gpio), ++}; ++ ++static struct ath9k_platform_data tl_wdr4900_v1_wmac1_data = { ++ .led_pin = 0, ++ .eeprom_name = "pci_wmac1.eeprom", ++}; ++ ++static void tl_wdr4900_v1_pci_wmac_fixup(struct pci_dev *dev) ++{ ++ if (!machine_is(tl_wdr4900_v1)) ++ return; ++ ++ if (dev->bus->number == 1 && ++ PCI_SLOT(dev->devfn) == 0) { ++ dev->dev.platform_data = &tl_wdr4900_v1_wmac0_data; ++ return; ++ } ++ ++ if (dev->bus->number == 3 && ++ PCI_SLOT(dev->devfn) == 0 && ++ dev->device == 0xabcd) { ++ dev->dev.platform_data = &tl_wdr4900_v1_wmac1_data; ++ ++ /* ++ * The PCI header of the AR9381 chip is not programmed ++ * correctly by the bootloader and the device uses wrong ++ * data due to that. Replace the broken values with the ++ * correct ones. ++ */ ++ dev->device = 0x30; ++ dev->class = 0x028000; ++ ++ pr_info("pci %s: AR9381 fixup applied\n", pci_name(dev)); ++ } ++} ++ ++DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_ATHEROS, PCI_ANY_ID, ++ tl_wdr4900_v1_pci_wmac_fixup); ++#endif /* CONFIG_PCI */ ++ ++/* ++ * Setup the architecture ++ */ ++static void __init tl_wdr4900_v1_setup_arch(void) ++{ ++ if (ppc_md.progress) ++ ppc_md.progress("tl_wdr4900_v1_setup_arch()", 0); ++ ++ fsl_pci_assign_primary(); ++ ++ printk(KERN_INFO "TL-WDR4900 v1 board from TP-Link\n"); ++} ++ ++machine_arch_initcall(tl_wdr4900_v1, mpc85xx_common_publish_devices); ++machine_arch_initcall(tl_wdr4900_v1, swiotlb_setup_bus_notifier); ++ ++/* ++ * Called very early, device-tree isn't unflattened ++ */ ++static int __init tl_wdr4900_v1_probe(void) ++{ ++ unsigned long root = of_get_flat_dt_root(); ++ ++ if (of_flat_dt_is_compatible(root, "tp-link,TL-WDR4900v1")) ++ return 1; ++ ++ return 0; ++} ++ ++define_machine(tl_wdr4900_v1) { ++ .name = "Freescale P1014", ++ .probe = tl_wdr4900_v1_probe, ++ .setup_arch = tl_wdr4900_v1_setup_arch, ++ .init_IRQ = tl_wdr4900_v1_pic_init, ++#ifdef CONFIG_PCI ++ .pcibios_fixup_bus = fsl_pcibios_fixup_bus, ++#endif ++ .get_irq = mpic_get_irq, ++ .restart = fsl_rstcr_restart, ++ .calibrate_decr = generic_calibrate_decr, ++ .progress = udbg_progress, ++}; -- 2.30.2