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/*
* Asus RT-G32 rev B board support
*
* Copyright (C) 2011 Sergiy <piratfm@gmail.com>
*
* 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/spi/spi.h>
#include <linux/spi/flash.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
#include <asm/mach-ralink/machine.h>
#include <asm/mach-ralink/dev-gpio-buttons.h>
#include <asm/mach-ralink/rt305x.h>
#include <asm/mach-ralink/rt305x_regs.h>
#include "devices.h"
#define RT_G32B_GPIO_BUTTON_WPS 0 /* active low */
#define RT_G32B_GPIO_BUTTON_RESET 10 /* active low */
#define RT_G32B_BUTTONS_POLL_INTERVAL 20
#ifdef CONFIG_MTD_PARTITIONS
static struct mtd_partition rt_g32b_partitions[] = {
{
.name = "u-boot",
.offset = 0,
.size = 0x030000,
.mask_flags = MTD_WRITEABLE,
}, {
.name = "devdata",
.offset = 0x030000,
.size = 0x010000,
.mask_flags = MTD_WRITEABLE,
}, {
.name = "devconf",
.offset = 0x040000,
.size = 0x010000,
.mask_flags = MTD_WRITEABLE,
}, {
.name = "kernel",
.offset = 0x050000,
.size = 0x0d0000,
}, {
.name = "rootfs",
.offset = 0x120000,
.size = 0x2e0000,
}, {
.name = "firmware",
.offset = 0x050000,
.size = 0x3b0000,
}
};
#endif /* CONFIG_MTD_PARTITIONS */
const struct flash_platform_data rt_g32b_flash = {
.type = "mx25l3205d",
#ifdef CONFIG_MTD_PARTITIONS
.parts = rt_g32b_partitions,
.nr_parts = ARRAY_SIZE(rt_g32b_partitions),
#endif
};
struct spi_board_info __initdata rt_g32b_spi_slave_info[] = {
{
.modalias = "m25p80",
.platform_data = &rt_g32b_flash,
.irq = -1,
.max_speed_hz = 10000000,
.bus_num = 0,
.chip_select = 0,
},
};
static struct gpio_button rt_g32b_gpio_buttons[] __initdata = {
{
.desc = "reset",
.type = EV_KEY,
.code = KEY_RESTART,
.threshold = 3,
.gpio = RT_G32B_GPIO_BUTTON_RESET,
.active_low = 1,
}, {
.desc = "wps",
.type = EV_KEY,
.code = KEY_WPS_BUTTON,
.threshold = 3,
.gpio = RT_G32B_GPIO_BUTTON_WPS,
.active_low = 1,
}
};
static void __init rt_g32b_init(void)
{
rt305x_gpio_init(RT305X_GPIO_MODE_GPIO << RT305X_GPIO_MODE_UART0_SHIFT);
rt305x_register_spi(rt_g32b_spi_slave_info,
ARRAY_SIZE(rt_g32b_spi_slave_info));
rt305x_esw_data.vlan_config = RT305X_ESW_VLAN_CONFIG_LLLLW;
rt305x_register_ethernet();
ramips_register_gpio_buttons(-1, RT_G32B_BUTTONS_POLL_INTERVAL,
ARRAY_SIZE(rt_g32b_gpio_buttons),
rt_g32b_gpio_buttons);
rt305x_register_wifi();
rt305x_register_wdt();
}
MIPS_MACHINE(RAMIPS_MACH_RT_G32_B1, "RT-G32-B1", "Asus RT-G32 B1",
rt_g32b_init);
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