eb212f3d15f72fc57620b584781e86fa9ec6e044
[openwrt.git] / target / linux / brcm47xx / patches-2.6.28 / 812-disable_wgt634u_crap.patch
1 --- a/arch/mips/bcm47xx/Makefile
2 +++ b/arch/mips/bcm47xx/Makefile
3 @@ -3,4 +3,4 @@
4 # under Linux.
5 #
6
7 -obj-y := cfe_env.o gpio.o irq.o nvram.o prom.o serial.o setup.o time.o wgt634u.o
8 +obj-y := cfe_env.o gpio.o irq.o nvram.o prom.o serial.o setup.o time.o
9 --- a/arch/mips/bcm47xx/wgt634u.c
10 +++ /dev/null
11 @@ -1,167 +0,0 @@
12 -/*
13 - * This file is subject to the terms and conditions of the GNU General Public
14 - * License. See the file "COPYING" in the main directory of this archive
15 - * for more details.
16 - *
17 - * Copyright (C) 2007 Aurelien Jarno <aurelien@aurel32.net>
18 - */
19 -
20 -#include <linux/platform_device.h>
21 -#include <linux/module.h>
22 -#include <linux/leds.h>
23 -#include <linux/mtd/physmap.h>
24 -#include <linux/ssb/ssb.h>
25 -#include <linux/interrupt.h>
26 -#include <linux/reboot.h>
27 -#include <linux/gpio.h>
28 -#include <asm/mach-bcm47xx/bcm47xx.h>
29 -
30 -/* GPIO definitions for the WGT634U */
31 -#define WGT634U_GPIO_LED 3
32 -#define WGT634U_GPIO_RESET 2
33 -#define WGT634U_GPIO_TP1 7
34 -#define WGT634U_GPIO_TP2 6
35 -#define WGT634U_GPIO_TP3 5
36 -#define WGT634U_GPIO_TP4 4
37 -#define WGT634U_GPIO_TP5 1
38 -
39 -static struct gpio_led wgt634u_leds[] = {
40 - {
41 - .name = "power",
42 - .gpio = WGT634U_GPIO_LED,
43 - .active_low = 1,
44 - .default_trigger = "heartbeat",
45 - },
46 -};
47 -
48 -static struct gpio_led_platform_data wgt634u_led_data = {
49 - .num_leds = ARRAY_SIZE(wgt634u_leds),
50 - .leds = wgt634u_leds,
51 -};
52 -
53 -static struct platform_device wgt634u_gpio_leds = {
54 - .name = "leds-gpio",
55 - .id = -1,
56 - .dev = {
57 - .platform_data = &wgt634u_led_data,
58 - }
59 -};
60 -
61 -
62 -/* 8MiB flash. The struct mtd_partition matches original Netgear WGT634U
63 - firmware. */
64 -static struct mtd_partition wgt634u_partitions[] = {
65 - {
66 - .name = "cfe",
67 - .offset = 0,
68 - .size = 0x60000, /* 384k */
69 - .mask_flags = MTD_WRITEABLE /* force read-only */
70 - },
71 - {
72 - .name = "config",
73 - .offset = 0x60000,
74 - .size = 0x20000 /* 128k */
75 - },
76 - {
77 - .name = "linux",
78 - .offset = 0x80000,
79 - .size = 0x140000 /* 1280k */
80 - },
81 - {
82 - .name = "jffs",
83 - .offset = 0x1c0000,
84 - .size = 0x620000 /* 6272k */
85 - },
86 - {
87 - .name = "nvram",
88 - .offset = 0x7e0000,
89 - .size = 0x20000 /* 128k */
90 - },
91 -};
92 -
93 -static struct physmap_flash_data wgt634u_flash_data = {
94 - .parts = wgt634u_partitions,
95 - .nr_parts = ARRAY_SIZE(wgt634u_partitions)
96 -};
97 -
98 -static struct resource wgt634u_flash_resource = {
99 - .flags = IORESOURCE_MEM,
100 -};
101 -
102 -static struct platform_device wgt634u_flash = {
103 - .name = "physmap-flash",
104 - .id = 0,
105 - .dev = { .platform_data = &wgt634u_flash_data, },
106 - .resource = &wgt634u_flash_resource,
107 - .num_resources = 1,
108 -};
109 -
110 -/* Platform devices */
111 -static struct platform_device *wgt634u_devices[] __initdata = {
112 - &wgt634u_flash,
113 - &wgt634u_gpio_leds,
114 -};
115 -
116 -static irqreturn_t gpio_interrupt(int irq, void *ignored)
117 -{
118 - int state;
119 -
120 - /* Interrupts are shared, check if the current one is
121 - a GPIO interrupt. */
122 - if (!ssb_chipco_irq_status(&ssb_bcm47xx.chipco,
123 - SSB_CHIPCO_IRQ_GPIO))
124 - return IRQ_NONE;
125 -
126 - state = gpio_get_value(WGT634U_GPIO_RESET);
127 -
128 - /* Interrupt are level triggered, revert the interrupt polarity
129 - to clear the interrupt. */
130 - gpio_polarity(WGT634U_GPIO_RESET, state);
131 -
132 - if (!state) {
133 - printk(KERN_INFO "Reset button pressed");
134 - ctrl_alt_del();
135 - }
136 -
137 - return IRQ_HANDLED;
138 -}
139 -
140 -static int __init wgt634u_init(void)
141 -{
142 - /* There is no easy way to detect that we are running on a WGT634U
143 - * machine. Use the MAC address as an heuristic. Netgear Inc. has
144 - * been allocated ranges 00:09:5b:xx:xx:xx and 00:0f:b5:xx:xx:xx.
145 - */
146 -
147 - u8 *et0mac = ssb_bcm47xx.sprom.et0mac;
148 -
149 - if (et0mac[0] == 0x00 &&
150 - ((et0mac[1] == 0x09 && et0mac[2] == 0x5b) ||
151 - (et0mac[1] == 0x0f && et0mac[2] == 0xb5))) {
152 - struct ssb_mipscore *mcore = &ssb_bcm47xx.mipscore;
153 -
154 - printk(KERN_INFO "WGT634U machine detected.\n");
155 -
156 - if (!request_irq(gpio_to_irq(WGT634U_GPIO_RESET),
157 - gpio_interrupt, IRQF_SHARED,
158 - "WGT634U GPIO", &ssb_bcm47xx.chipco)) {
159 - gpio_direction_input(WGT634U_GPIO_RESET);
160 - gpio_intmask(WGT634U_GPIO_RESET, 1);
161 - ssb_chipco_irq_mask(&ssb_bcm47xx.chipco,
162 - SSB_CHIPCO_IRQ_GPIO,
163 - SSB_CHIPCO_IRQ_GPIO);
164 - }
165 -
166 - wgt634u_flash_data.width = mcore->flash_buswidth;
167 - wgt634u_flash_resource.start = mcore->flash_window;
168 - wgt634u_flash_resource.end = mcore->flash_window
169 - + mcore->flash_window_size
170 - - 1;
171 - return platform_add_devices(wgt634u_devices,
172 - ARRAY_SIZE(wgt634u_devices));
173 - } else
174 - return -ENODEV;
175 -}
176 -
177 -module_init(wgt634u_init);
178 -
This page took 0.052812 seconds and 3 git commands to generate.