| 1 | --- a/arch/mips/bcm47xx/Makefile |
| 2 | +++ b/arch/mips/bcm47xx/Makefile |
| 3 | @@ -4,4 +4,3 @@ |
| 4 | # |
| 5 | |
| 6 | obj-y += gpio.o irq.o nvram.o prom.o serial.o setup.o time.o sprom.o bus.o |
| 7 | -obj-$(CONFIG_BCM47XX_SSB) += wgt634u.o |
| 8 | --- a/arch/mips/bcm47xx/wgt634u.c |
| 9 | +++ /dev/null |
| 10 | @@ -1,177 +0,0 @@ |
| 11 | -/* |
| 12 | - * This file is subject to the terms and conditions of the GNU General Public |
| 13 | - * License. See the file "COPYING" in the main directory of this archive |
| 14 | - * for more details. |
| 15 | - * |
| 16 | - * Copyright (C) 2007 Aurelien Jarno <aurelien@aurel32.net> |
| 17 | - */ |
| 18 | - |
| 19 | -#include <linux/platform_device.h> |
| 20 | -#include <linux/module.h> |
| 21 | -#include <linux/leds.h> |
| 22 | -#include <linux/mtd/physmap.h> |
| 23 | -#include <linux/ssb/ssb.h> |
| 24 | -#include <linux/interrupt.h> |
| 25 | -#include <linux/reboot.h> |
| 26 | -#include <linux/gpio.h> |
| 27 | -#include <asm/mach-bcm47xx/bcm47xx.h> |
| 28 | - |
| 29 | -/* GPIO definitions for the WGT634U */ |
| 30 | -#define WGT634U_GPIO_LED 3 |
| 31 | -#define WGT634U_GPIO_RESET 2 |
| 32 | -#define WGT634U_GPIO_TP1 7 |
| 33 | -#define WGT634U_GPIO_TP2 6 |
| 34 | -#define WGT634U_GPIO_TP3 5 |
| 35 | -#define WGT634U_GPIO_TP4 4 |
| 36 | -#define WGT634U_GPIO_TP5 1 |
| 37 | - |
| 38 | -static struct gpio_led wgt634u_leds[] = { |
| 39 | - { |
| 40 | - .name = "power", |
| 41 | - .gpio = WGT634U_GPIO_LED, |
| 42 | - .active_low = 1, |
| 43 | - .default_trigger = "heartbeat", |
| 44 | - }, |
| 45 | -}; |
| 46 | - |
| 47 | -static struct gpio_led_platform_data wgt634u_led_data = { |
| 48 | - .num_leds = ARRAY_SIZE(wgt634u_leds), |
| 49 | - .leds = wgt634u_leds, |
| 50 | -}; |
| 51 | - |
| 52 | -static struct platform_device wgt634u_gpio_leds = { |
| 53 | - .name = "leds-gpio", |
| 54 | - .id = -1, |
| 55 | - .dev = { |
| 56 | - .platform_data = &wgt634u_led_data, |
| 57 | - } |
| 58 | -}; |
| 59 | - |
| 60 | - |
| 61 | -/* 8MiB flash. The struct mtd_partition matches original Netgear WGT634U |
| 62 | - firmware. */ |
| 63 | -static struct mtd_partition wgt634u_partitions[] = { |
| 64 | - { |
| 65 | - .name = "cfe", |
| 66 | - .offset = 0, |
| 67 | - .size = 0x60000, /* 384k */ |
| 68 | - .mask_flags = MTD_WRITEABLE /* force read-only */ |
| 69 | - }, |
| 70 | - { |
| 71 | - .name = "config", |
| 72 | - .offset = 0x60000, |
| 73 | - .size = 0x20000 /* 128k */ |
| 74 | - }, |
| 75 | - { |
| 76 | - .name = "linux", |
| 77 | - .offset = 0x80000, |
| 78 | - .size = 0x140000 /* 1280k */ |
| 79 | - }, |
| 80 | - { |
| 81 | - .name = "jffs", |
| 82 | - .offset = 0x1c0000, |
| 83 | - .size = 0x620000 /* 6272k */ |
| 84 | - }, |
| 85 | - { |
| 86 | - .name = "nvram", |
| 87 | - .offset = 0x7e0000, |
| 88 | - .size = 0x20000 /* 128k */ |
| 89 | - }, |
| 90 | -}; |
| 91 | - |
| 92 | -static struct physmap_flash_data wgt634u_flash_data = { |
| 93 | - .parts = wgt634u_partitions, |
| 94 | - .nr_parts = ARRAY_SIZE(wgt634u_partitions) |
| 95 | -}; |
| 96 | - |
| 97 | -static struct resource wgt634u_flash_resource = { |
| 98 | - .flags = IORESOURCE_MEM, |
| 99 | -}; |
| 100 | - |
| 101 | -static struct platform_device wgt634u_flash = { |
| 102 | - .name = "physmap-flash", |
| 103 | - .id = 0, |
| 104 | - .dev = { .platform_data = &wgt634u_flash_data, }, |
| 105 | - .resource = &wgt634u_flash_resource, |
| 106 | - .num_resources = 1, |
| 107 | -}; |
| 108 | - |
| 109 | -/* Platform devices */ |
| 110 | -static struct platform_device *wgt634u_devices[] __initdata = { |
| 111 | - &wgt634u_flash, |
| 112 | - &wgt634u_gpio_leds, |
| 113 | -}; |
| 114 | - |
| 115 | -static irqreturn_t gpio_interrupt(int irq, void *ignored) |
| 116 | -{ |
| 117 | - int state; |
| 118 | - |
| 119 | - /* Interrupts are shared, check if the current one is |
| 120 | - a GPIO interrupt. */ |
| 121 | - if (!ssb_chipco_irq_status(&bcm47xx_bus.ssb.chipco, |
| 122 | - SSB_CHIPCO_IRQ_GPIO)) |
| 123 | - return IRQ_NONE; |
| 124 | - |
| 125 | - state = gpio_get_value(WGT634U_GPIO_RESET); |
| 126 | - |
| 127 | - /* Interrupt are level triggered, revert the interrupt polarity |
| 128 | - to clear the interrupt. */ |
| 129 | - gpio_polarity(WGT634U_GPIO_RESET, state); |
| 130 | - |
| 131 | - if (!state) { |
| 132 | - printk(KERN_INFO "Reset button pressed"); |
| 133 | - ctrl_alt_del(); |
| 134 | - } |
| 135 | - |
| 136 | - return IRQ_HANDLED; |
| 137 | -} |
| 138 | - |
| 139 | -static int __init wgt634u_init(void) |
| 140 | -{ |
| 141 | - /* There is no easy way to detect that we are running on a WGT634U |
| 142 | - * machine. Use the MAC address as an heuristic. Netgear Inc. has |
| 143 | - * been allocated ranges 00:09:5b:xx:xx:xx and 00:0f:b5:xx:xx:xx. |
| 144 | - */ |
| 145 | - u8 *et0mac; |
| 146 | - int err; |
| 147 | - |
| 148 | - if (bcm47xx_bus_type != BCM47XX_BUS_TYPE_SSB) |
| 149 | - return -ENODEV; |
| 150 | - |
| 151 | - et0mac = bcm47xx_bus.ssb.sprom.et0mac; |
| 152 | - |
| 153 | - if (et0mac[0] == 0x00 && |
| 154 | - ((et0mac[1] == 0x09 && et0mac[2] == 0x5b) || |
| 155 | - (et0mac[1] == 0x0f && et0mac[2] == 0xb5))) { |
| 156 | - struct ssb_chipcommon *ccore = &bcm47xx_bus.ssb.chipco; |
| 157 | - |
| 158 | - printk(KERN_INFO "WGT634U machine detected.\n"); |
| 159 | - |
| 160 | - err = gpio_request(WGT634U_GPIO_RESET, "reset-buton"); |
| 161 | - if (err) { |
| 162 | - printk(KERN_INFO "Can not register gpio for reset button\n"); |
| 163 | - return 0; |
| 164 | - } |
| 165 | - |
| 166 | - if (!request_irq(gpio_to_irq(WGT634U_GPIO_RESET), |
| 167 | - gpio_interrupt, IRQF_SHARED, |
| 168 | - "WGT634U GPIO", ccore)) { |
| 169 | - gpio_direction_input(WGT634U_GPIO_RESET); |
| 170 | - gpio_intmask(WGT634U_GPIO_RESET, 1); |
| 171 | - ssb_chipco_irq_mask(ccore, |
| 172 | - SSB_CHIPCO_IRQ_GPIO, |
| 173 | - SSB_CHIPCO_IRQ_GPIO); |
| 174 | - } |
| 175 | - |
| 176 | - wgt634u_flash_data.width = ccore->pflash.buswidth; |
| 177 | - wgt634u_flash_resource.start = ccore->pflash.window; |
| 178 | - wgt634u_flash_resource.end = ccore->pflash.window |
| 179 | - + ccore->pflash.window_size |
| 180 | - - 1; |
| 181 | - return platform_add_devices(wgt634u_devices, |
| 182 | - ARRAY_SIZE(wgt634u_devices)); |
| 183 | - } else |
| 184 | - return -ENODEV; |
| 185 | -} |
| 186 | - |
| 187 | -module_init(wgt634u_init); |
| 188 | |
