diff options
Diffstat (limited to 'target/linux/brcm47xx/patches-3.3/812-disable_wgt634u_crap.patch')
| -rw-r--r-- | target/linux/brcm47xx/patches-3.3/812-disable_wgt634u_crap.patch | 187 |
1 files changed, 187 insertions, 0 deletions
diff --git a/target/linux/brcm47xx/patches-3.3/812-disable_wgt634u_crap.patch b/target/linux/brcm47xx/patches-3.3/812-disable_wgt634u_crap.patch new file mode 100644 index 000000000..a2902e7c7 --- /dev/null +++ b/target/linux/brcm47xx/patches-3.3/812-disable_wgt634u_crap.patch @@ -0,0 +1,187 @@ +--- a/arch/mips/bcm47xx/Makefile ++++ b/arch/mips/bcm47xx/Makefile +@@ -4,4 +4,3 @@ + # + + obj-y += gpio.o irq.o nvram.o prom.o serial.o setup.o time.o sprom.o bus.o +-obj-$(CONFIG_BCM47XX_SSB) += wgt634u.o +--- a/arch/mips/bcm47xx/wgt634u.c ++++ /dev/null +@@ -1,177 +0,0 @@ +-/* +- * This file is subject to the terms and conditions of the GNU General Public +- * License. See the file "COPYING" in the main directory of this archive +- * for more details. +- * +- * Copyright (C) 2007 Aurelien Jarno <aurelien@aurel32.net> +- */ +- +-#include <linux/platform_device.h> +-#include <linux/module.h> +-#include <linux/leds.h> +-#include <linux/mtd/physmap.h> +-#include <linux/ssb/ssb.h> +-#include <linux/interrupt.h> +-#include <linux/reboot.h> +-#include <linux/gpio.h> +-#include <asm/mach-bcm47xx/bcm47xx.h> +- +-/* GPIO definitions for the WGT634U */ +-#define WGT634U_GPIO_LED 3 +-#define WGT634U_GPIO_RESET 2 +-#define WGT634U_GPIO_TP1 7 +-#define WGT634U_GPIO_TP2 6 +-#define WGT634U_GPIO_TP3 5 +-#define WGT634U_GPIO_TP4 4 +-#define WGT634U_GPIO_TP5 1 +- +-static struct gpio_led wgt634u_leds[] = { +- { +- .name = "power", +- .gpio = WGT634U_GPIO_LED, +- .active_low = 1, +- .default_trigger = "heartbeat", +- }, +-}; +- +-static struct gpio_led_platform_data wgt634u_led_data = { +- .num_leds = ARRAY_SIZE(wgt634u_leds), +- .leds = wgt634u_leds, +-}; +- +-static struct platform_device wgt634u_gpio_leds = { +- .name = "leds-gpio", +- .id = -1, +- .dev = { +- .platform_data = &wgt634u_led_data, +- } +-}; +- +- +-/* 8MiB flash. The struct mtd_partition matches original Netgear WGT634U +- firmware. */ +-static struct mtd_partition wgt634u_partitions[] = { +- { +- .name = "cfe", +- .offset = 0, +- .size = 0x60000, /* 384k */ +- .mask_flags = MTD_WRITEABLE /* force read-only */ +- }, +- { +- .name = "config", +- .offset = 0x60000, +- .size = 0x20000 /* 128k */ +- }, +- { +- .name = "linux", +- .offset = 0x80000, +- .size = 0x140000 /* 1280k */ +- }, +- { +- .name = "jffs", +- .offset = 0x1c0000, +- .size = 0x620000 /* 6272k */ +- }, +- { +- .name = "nvram", +- .offset = 0x7e0000, +- .size = 0x20000 /* 128k */ +- }, +-}; +- +-static struct physmap_flash_data wgt634u_flash_data = { +- .parts = wgt634u_partitions, +- .nr_parts = ARRAY_SIZE(wgt634u_partitions) +-}; +- +-static struct resource wgt634u_flash_resource = { +- .flags = IORESOURCE_MEM, +-}; +- +-static struct platform_device wgt634u_flash = { +- .name = "physmap-flash", +- .id = 0, +- .dev = { .platform_data = &wgt634u_flash_data, }, +- .resource = &wgt634u_flash_resource, +- .num_resources = 1, +-}; +- +-/* Platform devices */ +-static struct platform_device *wgt634u_devices[] __initdata = { +- &wgt634u_flash, +- &wgt634u_gpio_leds, +-}; +- +-static irqreturn_t gpio_interrupt(int irq, void *ignored) +-{ +- int state; +- +- /* Interrupts are shared, check if the current one is +- a GPIO interrupt. */ +- if (!ssb_chipco_irq_status(&bcm47xx_bus.ssb.chipco, +- SSB_CHIPCO_IRQ_GPIO)) +- return IRQ_NONE; +- +- state = gpio_get_value(WGT634U_GPIO_RESET); +- +- /* Interrupt are level triggered, revert the interrupt polarity +- to clear the interrupt. */ +- gpio_polarity(WGT634U_GPIO_RESET, state); +- +- if (!state) { +- printk(KERN_INFO "Reset button pressed"); +- ctrl_alt_del(); +- } +- +- return IRQ_HANDLED; +-} +- +-static int __init wgt634u_init(void) +-{ +- /* There is no easy way to detect that we are running on a WGT634U +- * machine. Use the MAC address as an heuristic. Netgear Inc. has +- * been allocated ranges 00:09:5b:xx:xx:xx and 00:0f:b5:xx:xx:xx. +- */ +- u8 *et0mac; +- int err; +- +- if (bcm47xx_bus_type != BCM47XX_BUS_TYPE_SSB) +- return -ENODEV; +- +- et0mac = bcm47xx_bus.ssb.sprom.et0mac; +- +- if (et0mac[0] == 0x00 && +- ((et0mac[1] == 0x09 && et0mac[2] == 0x5b) || +- (et0mac[1] == 0x0f && et0mac[2] == 0xb5))) { +- struct ssb_chipcommon *ccore = &bcm47xx_bus.ssb.chipco; +- +- printk(KERN_INFO "WGT634U machine detected.\n"); +- +- err = gpio_request(WGT634U_GPIO_RESET, "reset-buton"); +- if (err) { +- printk(KERN_INFO "Can not register gpio for reset button\n"); +- return 0; +- } +- +- if (!request_irq(gpio_to_irq(WGT634U_GPIO_RESET), +- gpio_interrupt, IRQF_SHARED, +- "WGT634U GPIO", ccore)) { +- gpio_direction_input(WGT634U_GPIO_RESET); +- gpio_intmask(WGT634U_GPIO_RESET, 1); +- ssb_chipco_irq_mask(ccore, +- SSB_CHIPCO_IRQ_GPIO, +- SSB_CHIPCO_IRQ_GPIO); +- } +- +- wgt634u_flash_data.width = ccore->pflash.buswidth; +- wgt634u_flash_resource.start = ccore->pflash.window; +- wgt634u_flash_resource.end = ccore->pflash.window +- + ccore->pflash.window_size +- - 1; +- return platform_add_devices(wgt634u_devices, +- ARRAY_SIZE(wgt634u_devices)); +- } else +- return -ENODEV; +-} +- +-module_init(wgt634u_init); |