1/*
2 *  Asus WL_330N3G board support
3 *
4 *  Copyright (C) 2012 Frederic Leroy <fredo@starox.org>
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/dev-gpio-leds.h>
19#include <asm/mach-ralink/rt305x.h>
20#include <asm/mach-ralink/rt305x_regs.h>
21
22#include "devices.h"
23
24#define WL_330N3G_GPIO_BUTTON_RESET	10
25#define WL_330N3G_GPIO_BUTTON_WPS	0
26#define WL_330N3G_GPIO_LED_3G_BLUE	9
27#define WL_330N3G_GPIO_LED_3G_RED	13
28#define WL_330N3G_GPIO_LED_POWER	11
29#define WL_330N3G_KEYS_POLL_INTERVAL	20
30#define WL_330N3G_KEYS_DEBOUNCE_INTERVAL (3 * WL_330N3G_KEYS_POLL_INTERVAL)
31
32const struct flash_platform_data wl_330n3g_flash = {
33	.type		= "mx25l3205d",
34};
35
36struct spi_board_info wl_330n3g_spi_slave_info[] __initdata = {
37	{
38		.modalias	= "m25p80",
39		.platform_data	= &wl_330n3g_flash,
40		.irq		= -1,
41		.max_speed_hz	= 10000000,
42		.bus_num	= 0,
43		.chip_select	= 0,
44	},
45};
46
47static struct gpio_keys_button wl_330n3g_gpio_buttons[] __initdata = {
48	{
49		.desc		= "reset",
50		.type		= EV_KEY,
51		.code		= KEY_RESTART,
52		.debounce_interval = WL_330N3G_KEYS_DEBOUNCE_INTERVAL,
53		.gpio		= WL_330N3G_GPIO_BUTTON_RESET,
54		.active_low	= 1,
55	},
56	{
57		.desc		= "wps",
58		.type		= EV_KEY,
59		.code		= KEY_RESTART,
60		.debounce_interval = WL_330N3G_KEYS_DEBOUNCE_INTERVAL,
61		.gpio		= WL_330N3G_GPIO_BUTTON_WPS,
62		.active_low	= 1,
63	}
64};
65
66static struct gpio_led wl_330n3g_leds_gpio[] __initdata = {
67	{
68		.name		= "asus:blue:3g",
69		.gpio		= WL_330N3G_GPIO_LED_3G_BLUE,
70		.active_low	= 1,
71	}, {
72		.name		= "asus:red:3g",
73		.gpio		= WL_330N3G_GPIO_LED_3G_RED,
74		.active_low	= 1,
75	}, {
76		.name		= "asus:blue:power",
77		.gpio		= WL_330N3G_GPIO_LED_POWER,
78		.active_low	= 1,
79	}
80};
81
82static void __init wl_330n3g_init(void)
83{
84	rt305x_gpio_init(RT305X_GPIO_MODE_GPIO << RT305X_GPIO_MODE_UART0_SHIFT);
85	rt305x_register_spi(wl_330n3g_spi_slave_info,
86			    ARRAY_SIZE(wl_330n3g_spi_slave_info));
87	rt305x_esw_data.vlan_config = RT305X_ESW_VLAN_CONFIG_WLLLL;
88	rt305x_register_ethernet();
89	ramips_register_gpio_leds(-1, ARRAY_SIZE(wl_330n3g_leds_gpio),
90				  wl_330n3g_leds_gpio);
91	ramips_register_gpio_buttons(-1, WL_330N3G_KEYS_POLL_INTERVAL,
92				     ARRAY_SIZE(wl_330n3g_gpio_buttons),
93				     wl_330n3g_gpio_buttons);
94	rt305x_register_wifi();
95	rt305x_register_usb();
96	rt305x_register_wdt();
97}
98
99MIPS_MACHINE(RAMIPS_MACH_WL_330N3G, "WL_330N3G", "Asus WL-330N3G",
100	     wl_330n3g_init);
101