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/*
* Buffalo WHR-G300N board support
*
* Copyright (C) 2009-2010 Gabor Juhos <juhosg@openwrt.org>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 as published
* by the Free Software Foundation.
*/
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
#include <linux/mtd/physmap.h>
#include <asm/mach-ralink/machine.h>
#include <asm/mach-ralink/dev-gpio-buttons.h>
#include <asm/mach-ralink/dev-gpio-leds.h>
#include <asm/mach-ralink/rt305x.h>
#include <asm/mach-ralink/rt305x_regs.h>
#include "devices.h"
#define WHR_G300N_GPIO_LED_DIAG 7
#define WHR_G300N_GPIO_LED_ROUTER 9
#define WHR_G300N_GPIO_LED_SECURITY 14
#define WHR_G300N_GPIO_BUTTON_AOSS 0 /* active low */
#define WHR_G300N_GPIO_BUTTON_RESET 10 /* active low */
#define WHR_G300N_GPIO_BUTTON_ROUTER_ON 8 /* active low */
#define WHR_G300N_GPIO_BUTTON_ROUTER_OFF 11 /* active low */
#define WHR_G300N_BUTTONS_POLL_INTERVAL 20
#ifdef CONFIG_MTD_PARTITIONS
static struct mtd_partition whr_g300n_partitions[] = {
{
.name = "u-boot",
.offset = 0,
.size = 0x030000,
.mask_flags = MTD_WRITEABLE,
}, {
.name = "u-boot-env",
.offset = 0x030000,
.size = 0x010000,
.mask_flags = MTD_WRITEABLE,
}, {
.name = "factory",
.offset = 0x040000,
.size = 0x010000,
.mask_flags = MTD_WRITEABLE,
}, {
.name = "kernel",
.offset = 0x050000,
.size = 0x090000,
}, {
.name = "rootfs",
.offset = 0x140000,
.size = 0x2B0000,
}, {
.name = "user",
.offset = 0x3f0000,
.size = 0x010000,
}, {
.name = "firmware",
.offset = 0x050000,
.size = 0x3a0000,
}
};
#endif /* CONFIG_MTD_PARTITIONS */
static struct physmap_flash_data whr_g300n_flash_data = {
#ifdef CONFIG_MTD_PARTITIONS
.nr_parts = ARRAY_SIZE(whr_g300n_partitions),
.parts = whr_g300n_partitions,
#endif
};
static struct gpio_led whr_g300n_leds_gpio[] __initdata = {
{
.name = "whr-g300n:red:diag",
.gpio = WHR_G300N_GPIO_LED_DIAG,
.active_low = 1,
}, {
.name = "whr-g300n:green:router",
.gpio = WHR_G300N_GPIO_LED_ROUTER,
.active_low = 1,
}, {
.name = "whr-g300n:amber:security",
.gpio = WHR_G300N_GPIO_LED_SECURITY,
.active_low = 1,
}
};
static struct gpio_button whr_g300n_gpio_buttons[] __initdata = {
{
.desc = "reset",
.type = EV_KEY,
.code = KEY_RESTART,
.threshold = 3,
.gpio = WHR_G300N_GPIO_BUTTON_RESET,
.active_low = 1,
}, {
.desc = "aoss",
.type = EV_KEY,
.code = KEY_WPS_BUTTON,
.threshold = 3,
.gpio = WHR_G300N_GPIO_BUTTON_AOSS,
.active_low = 1,
}, {
.desc = "router-off",
.type = EV_KEY,
.code = BTN_2,
.threshold = 3,
.gpio = WHR_G300N_GPIO_BUTTON_ROUTER_OFF,
.active_low = 1,
}, {
.desc = "router-on",
.type = EV_KEY,
.code = BTN_3,
.threshold = 3,
.gpio = WHR_G300N_GPIO_BUTTON_ROUTER_ON,
.active_low = 1,
}
};
static void __init whr_g300n_init(void)
{
rt305x_gpio_init(RT305X_GPIO_MODE_GPIO << RT305X_GPIO_MODE_UART0_SHIFT);
rt305x_register_flash(0, &whr_g300n_flash_data);
rt305x_register_ethernet();
ramips_register_gpio_leds(-1, ARRAY_SIZE(whr_g300n_leds_gpio),
whr_g300n_leds_gpio);
ramips_register_gpio_buttons(-1, WHR_G300N_BUTTONS_POLL_INTERVAL,
ARRAY_SIZE(whr_g300n_gpio_buttons),
whr_g300n_gpio_buttons);
rt305x_register_wifi();
rt305x_register_wdt();
}
MIPS_MACHINE(RAMIPS_MACH_WHR_G300N, "WHR-G300N", "Buffalo WHR-G300N",
whr_g300n_init);
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