1/*
2 *  Asus RT-G32 rev B board support
3 *
4 *  Copyright (C) 2011 Sergiy <piratfm@gmail.com>
5 *
6 *  This program is free software; you can redistribute it and/or modify it
7 *  under the terms of the GNU General Public License version 2 as published
8 *  by the Free Software Foundation.
9 */
10
11#include <linux/init.h>
12#include <linux/platform_device.h>
13#include <linux/spi/spi.h>
14#include <linux/spi/flash.h>
15
16#include <asm/mach-ralink/machine.h>
17#include <asm/mach-ralink/dev-gpio-buttons.h>
18#include <asm/mach-ralink/rt305x.h>
19#include <asm/mach-ralink/rt305x_regs.h>
20
21#include "devices.h"
22
23#define RT_G32B_GPIO_BUTTON_WPS		0	/* active low */
24#define RT_G32B_GPIO_BUTTON_RESET	10	/* active low */
25
26#define RT_G32B_KEYS_POLL_INTERVAL	20
27#define RT_G32B_KEYS_DEBOUNCE_INTERVAL	(3 * RT_G32B_KEYS_POLL_INTERVAL)
28
29const struct flash_platform_data rt_g32b_flash = {
30	.type		= "mx25l3205d",
31};
32
33struct spi_board_info __initdata rt_g32b_spi_slave_info[] = {
34	{
35		.modalias	= "m25p80",
36		.platform_data	= &rt_g32b_flash,
37		.irq		= -1,
38		.max_speed_hz	= 10000000,
39		.bus_num	= 0,
40		.chip_select	= 0,
41	},
42};
43
44static struct gpio_keys_button rt_g32b_gpio_buttons[] __initdata = {
45	{
46		.desc		= "reset",
47		.type		= EV_KEY,
48		.code		= KEY_RESTART,
49		.debounce_interval = RT_G32B_KEYS_DEBOUNCE_INTERVAL,
50		.gpio		= RT_G32B_GPIO_BUTTON_RESET,
51		.active_low	= 1,
52	}, {
53		.desc		= "wps",
54		.type		= EV_KEY,
55		.code		= KEY_WPS_BUTTON,
56		.debounce_interval = RT_G32B_KEYS_DEBOUNCE_INTERVAL,
57		.gpio		= RT_G32B_GPIO_BUTTON_WPS,
58		.active_low	= 1,
59	}
60};
61
62static void __init rt_g32b_init(void)
63{
64	rt305x_gpio_init(RT305X_GPIO_MODE_GPIO << RT305X_GPIO_MODE_UART0_SHIFT);
65	rt305x_register_spi(rt_g32b_spi_slave_info,
66			    ARRAY_SIZE(rt_g32b_spi_slave_info));
67
68	rt305x_esw_data.vlan_config = RT305X_ESW_VLAN_CONFIG_LLLLW;
69	rt305x_register_ethernet();
70	ramips_register_gpio_buttons(-1, RT_G32B_KEYS_POLL_INTERVAL,
71				     ARRAY_SIZE(rt_g32b_gpio_buttons),
72				     rt_g32b_gpio_buttons);
73	rt305x_register_wifi();
74	rt305x_register_wdt();
75}
76
77MIPS_MACHINE(RAMIPS_MACH_RT_G32_B1, "RT-G32-B1", "Asus RT-G32 B1",
78	     rt_g32b_init);
79