mirror of
https://github.com/openwrt/openwrt.git
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179 lines
4.5 KiB
Diff
179 lines
4.5 KiB
Diff
--- a/arch/mips/bcm47xx/Makefile
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+++ b/arch/mips/bcm47xx/Makefile
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@@ -3,4 +3,4 @@
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# under Linux.
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#
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-obj-y := cfe_env.o gpio.o irq.o nvram.o prom.o serial.o setup.o time.o wgt634u.o
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+obj-y := cfe_env.o gpio.o irq.o nvram.o prom.o serial.o setup.o time.o
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--- a/arch/mips/bcm47xx/wgt634u.c
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+++ /dev/null
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@@ -1,167 +0,0 @@
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-/*
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- * This file is subject to the terms and conditions of the GNU General Public
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- * License. See the file "COPYING" in the main directory of this archive
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- * for more details.
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- *
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- * Copyright (C) 2007 Aurelien Jarno <aurelien@aurel32.net>
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- */
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-
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-#include <linux/platform_device.h>
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-#include <linux/module.h>
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-#include <linux/leds.h>
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-#include <linux/mtd/physmap.h>
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-#include <linux/ssb/ssb.h>
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-#include <linux/interrupt.h>
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-#include <linux/reboot.h>
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-#include <linux/gpio.h>
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-#include <asm/mach-bcm47xx/bcm47xx.h>
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-
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-/* GPIO definitions for the WGT634U */
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-#define WGT634U_GPIO_LED 3
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-#define WGT634U_GPIO_RESET 2
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-#define WGT634U_GPIO_TP1 7
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-#define WGT634U_GPIO_TP2 6
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-#define WGT634U_GPIO_TP3 5
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-#define WGT634U_GPIO_TP4 4
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-#define WGT634U_GPIO_TP5 1
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-
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-static struct gpio_led wgt634u_leds[] = {
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- {
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- .name = "power",
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- .gpio = WGT634U_GPIO_LED,
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- .active_low = 1,
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- .default_trigger = "heartbeat",
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- },
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-};
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-
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-static struct gpio_led_platform_data wgt634u_led_data = {
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- .num_leds = ARRAY_SIZE(wgt634u_leds),
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- .leds = wgt634u_leds,
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-};
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-
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-static struct platform_device wgt634u_gpio_leds = {
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- .name = "leds-gpio",
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- .id = -1,
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- .dev = {
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- .platform_data = &wgt634u_led_data,
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- }
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-};
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-
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-
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-/* 8MiB flash. The struct mtd_partition matches original Netgear WGT634U
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- firmware. */
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-static struct mtd_partition wgt634u_partitions[] = {
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- {
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- .name = "cfe",
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- .offset = 0,
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- .size = 0x60000, /* 384k */
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- .mask_flags = MTD_WRITEABLE /* force read-only */
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- },
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- {
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- .name = "config",
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- .offset = 0x60000,
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- .size = 0x20000 /* 128k */
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- },
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- {
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- .name = "linux",
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- .offset = 0x80000,
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- .size = 0x140000 /* 1280k */
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- },
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- {
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- .name = "jffs",
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- .offset = 0x1c0000,
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- .size = 0x620000 /* 6272k */
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- },
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- {
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- .name = "nvram",
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- .offset = 0x7e0000,
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- .size = 0x20000 /* 128k */
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- },
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-};
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-
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-static struct physmap_flash_data wgt634u_flash_data = {
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- .parts = wgt634u_partitions,
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- .nr_parts = ARRAY_SIZE(wgt634u_partitions)
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-};
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-
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-static struct resource wgt634u_flash_resource = {
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- .flags = IORESOURCE_MEM,
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-};
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-
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-static struct platform_device wgt634u_flash = {
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- .name = "physmap-flash",
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- .id = 0,
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- .dev = { .platform_data = &wgt634u_flash_data, },
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- .resource = &wgt634u_flash_resource,
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- .num_resources = 1,
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-};
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-
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-/* Platform devices */
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-static struct platform_device *wgt634u_devices[] __initdata = {
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- &wgt634u_flash,
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- &wgt634u_gpio_leds,
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-};
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-
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-static irqreturn_t gpio_interrupt(int irq, void *ignored)
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-{
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- int state;
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-
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- /* Interrupts are shared, check if the current one is
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- a GPIO interrupt. */
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- if (!ssb_chipco_irq_status(&ssb_bcm47xx.chipco,
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- SSB_CHIPCO_IRQ_GPIO))
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- return IRQ_NONE;
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-
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- state = gpio_get_value(WGT634U_GPIO_RESET);
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-
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- /* Interrupt are level triggered, revert the interrupt polarity
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- to clear the interrupt. */
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- gpio_polarity(WGT634U_GPIO_RESET, state);
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-
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- if (!state) {
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- printk(KERN_INFO "Reset button pressed");
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- ctrl_alt_del();
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- }
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-
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- return IRQ_HANDLED;
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-}
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-
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-static int __init wgt634u_init(void)
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-{
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- /* There is no easy way to detect that we are running on a WGT634U
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- * machine. Use the MAC address as an heuristic. Netgear Inc. has
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- * been allocated ranges 00:09:5b:xx:xx:xx and 00:0f:b5:xx:xx:xx.
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- */
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-
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- u8 *et0mac = ssb_bcm47xx.sprom.et0mac;
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-
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- if (et0mac[0] == 0x00 &&
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- ((et0mac[1] == 0x09 && et0mac[2] == 0x5b) ||
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- (et0mac[1] == 0x0f && et0mac[2] == 0xb5))) {
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- struct ssb_mipscore *mcore = &ssb_bcm47xx.mipscore;
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-
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- printk(KERN_INFO "WGT634U machine detected.\n");
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-
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- if (!request_irq(gpio_to_irq(WGT634U_GPIO_RESET),
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- gpio_interrupt, IRQF_SHARED,
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- "WGT634U GPIO", &ssb_bcm47xx.chipco)) {
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- gpio_direction_input(WGT634U_GPIO_RESET);
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- gpio_intmask(WGT634U_GPIO_RESET, 1);
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- ssb_chipco_irq_mask(&ssb_bcm47xx.chipco,
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- SSB_CHIPCO_IRQ_GPIO,
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- SSB_CHIPCO_IRQ_GPIO);
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- }
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-
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- wgt634u_flash_data.width = mcore->flash_buswidth;
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- wgt634u_flash_resource.start = mcore->flash_window;
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- wgt634u_flash_resource.end = mcore->flash_window
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- + mcore->flash_window_size
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- - 1;
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- return platform_add_devices(wgt634u_devices,
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- ARRAY_SIZE(wgt634u_devices));
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- } else
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- return -ENODEV;
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-}
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-
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-module_init(wgt634u_init);
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-
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