144 lines
3.4 KiB
C
144 lines
3.4 KiB
C
/*
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* Buffalo WHR-G300N board support
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*
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* Copyright (C) 2009-2010 Gabor Juhos <juhosg@openwrt.org>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 as published
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* by the Free Software Foundation.
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*/
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#include <linux/init.h>
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#include <linux/platform_device.h>
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#include <linux/mtd/mtd.h>
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#include <linux/mtd/partitions.h>
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#include <linux/mtd/physmap.h>
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#include <asm/mach-ralink/machine.h>
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#include <asm/mach-ralink/dev-gpio-buttons.h>
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#include <asm/mach-ralink/dev-gpio-leds.h>
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#include <asm/mach-ralink/rt305x.h>
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#include <asm/mach-ralink/rt305x_regs.h>
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#include "devices.h"
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#define WHR_G300N_GPIO_LED_DIAG 7
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#define WHR_G300N_GPIO_LED_ROUTER 9
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#define WHR_G300N_GPIO_LED_SECURITY 14
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#define WHR_G300N_GPIO_BUTTON_AOSS 0 /* active low */
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#define WHR_G300N_GPIO_BUTTON_RESET 10 /* active low */
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#define WHR_G300N_GPIO_BUTTON_ROUTER_ON 8 /* active low */
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#define WHR_G300N_GPIO_BUTTON_ROUTER_OFF 11 /* active low */
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#define WHR_G300N_BUTTONS_POLL_INTERVAL 20
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#ifdef CONFIG_MTD_PARTITIONS
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static struct mtd_partition whr_g300n_partitions[] = {
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{
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.name = "u-boot",
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.offset = 0,
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.size = 0x030000,
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.mask_flags = MTD_WRITEABLE,
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}, {
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.name = "u-boot-env",
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.offset = 0x030000,
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.size = 0x010000,
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.mask_flags = MTD_WRITEABLE,
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}, {
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.name = "factory",
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.offset = 0x040000,
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.size = 0x010000,
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.mask_flags = MTD_WRITEABLE,
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}, {
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.name = "kernel",
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.offset = 0x050000,
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.size = 0x090000,
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}, {
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.name = "rootfs",
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.offset = 0x140000,
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.size = 0x2B0000,
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}, {
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.name = "user",
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.offset = 0x3f0000,
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.size = 0x010000,
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}, {
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.name = "openwrt",
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.offset = 0x050000,
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.size = 0x3a0000,
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}
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};
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#endif /* CONFIG_MTD_PARTITIONS */
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static struct physmap_flash_data whr_g300n_flash_data = {
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#ifdef CONFIG_MTD_PARTITIONS
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.nr_parts = ARRAY_SIZE(whr_g300n_partitions),
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.parts = whr_g300n_partitions,
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#endif
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};
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static struct gpio_led whr_g300n_leds_gpio[] __initdata = {
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{
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.name = "whr-g300n:red:diag",
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.gpio = WHR_G300N_GPIO_LED_DIAG,
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.active_low = 1,
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}, {
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.name = "whr-g300n:green:router",
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.gpio = WHR_G300N_GPIO_LED_ROUTER,
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.active_low = 1,
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}, {
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.name = "whr-g300n:amber:security",
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.gpio = WHR_G300N_GPIO_LED_SECURITY,
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.active_low = 1,
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}
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};
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static struct gpio_button whr_g300n_gpio_buttons[] __initdata = {
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{
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.desc = "reset",
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.type = EV_KEY,
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.code = KEY_RESTART,
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.threshold = 3,
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.gpio = WHR_G300N_GPIO_BUTTON_RESET,
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.active_low = 1,
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}, {
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.desc = "aoss",
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.type = EV_KEY,
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.code = KEY_WPS_BUTTON,
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.threshold = 3,
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.gpio = WHR_G300N_GPIO_BUTTON_AOSS,
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.active_low = 1,
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}, {
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.desc = "router-off",
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.type = EV_KEY,
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.code = BTN_2,
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.threshold = 3,
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.gpio = WHR_G300N_GPIO_BUTTON_ROUTER_OFF,
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.active_low = 1,
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}, {
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.desc = "router-on",
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.type = EV_KEY,
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.code = BTN_3,
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.threshold = 3,
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.gpio = WHR_G300N_GPIO_BUTTON_ROUTER_ON,
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.active_low = 1,
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}
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};
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static void __init whr_g300n_init(void)
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{
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rt305x_gpio_init(RT305X_GPIO_MODE_GPIO << RT305X_GPIO_MODE_UART0_SHIFT);
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rt305x_register_flash(0, &whr_g300n_flash_data);
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rt305x_register_ethernet();
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ramips_register_gpio_leds(-1, ARRAY_SIZE(whr_g300n_leds_gpio),
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whr_g300n_leds_gpio);
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ramips_register_gpio_buttons(-1, WHR_G300N_BUTTONS_POLL_INTERVAL,
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ARRAY_SIZE(whr_g300n_gpio_buttons),
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whr_g300n_gpio_buttons);
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rt305x_register_wifi();
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}
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MIPS_MACHINE(RAMIPS_MACH_WHR_G300N, "WHR-G300N", "Buffalo WHR-G300N",
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whr_g300n_init);
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