1/*
2 *  Buffalo WLI-TX4-AG300N board support
3 *
4 *  Copyright (C) 2011 Gabor Juhos <juhosg@openwrt.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/ethtool.h>
13#include <linux/platform_device.h>
14
15#include <asm/mach-ralink/machine.h>
16#include <asm/mach-ralink/dev-gpio-buttons.h>
17#include <asm/mach-ralink/dev-gpio-leds.h>
18#include <asm/mach-ralink/rt288x.h>
19#include <asm/mach-ralink/rt288x_regs.h>
20#include <asm/mach-ralink/ramips_eth_platform.h>
21
22#include "devices.h"
23
24#define WLI_TX4_AG300N_GPIO_LED_DIAG		10
25#define WLI_TX4_AG300N_GPIO_LED_POWER		12
26#define WLI_TX4_AG300N_GPIO_LED_SECURITY	13
27
28#define WLI_TX4_AG300N_GPIO_BUTTON_AOSS		0
29#define WLI_TX4_AG300N_GPIO_BUTTON_BW_SWITCH	8
30#define WLI_TX4_AG300N_GPIO_BUTTON_RESET	9
31
32#define WLI_TX4_AG300N_KEYS_POLL_INTERVAL	20
33#define WLI_TX4_AG300N_KEYS_DEBOUNCE_INTERVAL	(3 * WLI_TX4_AG300N_KEYS_POLL_INTERVAL)
34
35static struct gpio_led wli_tx4_ag300n_leds_gpio[] __initdata = {
36	{
37		.name		= "buffalo:blue:power",
38		.gpio		= WLI_TX4_AG300N_GPIO_LED_POWER,
39		.active_low	= 1,
40	},
41	{
42		.name		= "buffalo:red:diag",
43		.gpio		= WLI_TX4_AG300N_GPIO_LED_DIAG,
44		.active_low	= 1,
45	},
46	{
47		.name		= "buffalo:blue:security",
48		.gpio		= WLI_TX4_AG300N_GPIO_LED_SECURITY,
49		.active_low	= 0,
50	},
51};
52
53static struct gpio_keys_button wli_tx4_ag300n_gpio_buttons[] __initdata = {
54	{
55		.desc		= "Reset button",
56		.type		= EV_KEY,
57		.code		= KEY_RESTART,
58		.debounce_interval = WLI_TX4_AG300N_KEYS_DEBOUNCE_INTERVAL,
59		.gpio		= WLI_TX4_AG300N_GPIO_BUTTON_RESET,
60		.active_low	= 1,
61	},
62	{
63		.desc		= "AOSS button",
64		.type		= EV_KEY,
65		.code		= KEY_WPS_BUTTON,
66		.debounce_interval = WLI_TX4_AG300N_KEYS_DEBOUNCE_INTERVAL,
67		.gpio		= WLI_TX4_AG300N_GPIO_BUTTON_AOSS,
68		.active_low	= 1,
69	},
70	{
71		.desc		= "Bandwidth switch",
72		.type		= EV_KEY,
73		.code		= BTN_0,
74		.debounce_interval = WLI_TX4_AG300N_KEYS_DEBOUNCE_INTERVAL,
75		.gpio		= WLI_TX4_AG300N_GPIO_BUTTON_BW_SWITCH,
76		.active_low	= 0,
77	},
78};
79
80static void __init wli_tx4_ag300n_init(void)
81{
82	rt288x_gpio_init(RT2880_GPIO_MODE_UART0);
83
84	ramips_register_gpio_leds(-1, ARRAY_SIZE(wli_tx4_ag300n_leds_gpio),
85				  wli_tx4_ag300n_leds_gpio);
86	ramips_register_gpio_buttons(-1, WLI_TX4_AG300N_KEYS_POLL_INTERVAL,
87				     ARRAY_SIZE(wli_tx4_ag300n_gpio_buttons),
88				     wli_tx4_ag300n_gpio_buttons);
89
90	rt288x_register_flash(0);
91	rt288x_register_wifi();
92	rt288x_register_wdt();
93
94	rt288x_eth_data.speed = SPEED_100;
95	rt288x_eth_data.duplex = DUPLEX_FULL;
96	rt288x_eth_data.tx_fc = 1;
97	rt288x_eth_data.rx_fc = 1;
98	rt288x_register_ethernet();
99}
100
101MIPS_MACHINE(RAMIPS_MACH_WLI_TX4_AG300N, "WLI-TX4-AG300N",
102	     "Buffalo WLI-TX4-AG300N", wli_tx4_ag300n_init);
103