ar71xx: add support for TP-Link TL-MR3020
[openwrt/svn-archive/archive.git] / target / linux / ar71xx / files / arch / mips / ar71xx / mach-tl-mr3020.c
1 /*
2 * TP-LINK TL-MR3020 board support
3 *
4 * Copyright (C) 2011 dongyuqi <729650915@qq.com>
5 * Copyright (C) 2011 Gabor Juhos <juhosg@openwrt.org>
6 *
7 * This program is free software; you can redistribute it and/or modify it
8 * under the terms of the GNU General Public License version 2 as published
9 * by the Free Software Foundation.
10 */
11
12 #include <linux/gpio.h>
13
14 #include <asm/mach-ar71xx/ar71xx.h>
15
16 #include "machtype.h"
17 #include "devices.h"
18 #include "dev-ar9xxx-wmac.h"
19 #include "dev-gpio-buttons.h"
20 #include "dev-leds-gpio.h"
21 #include "dev-m25p80.h"
22 #include "dev-usb.h"
23
24 #define TL_MR3020_GPIO_LED_3G 27
25 #define TL_MR3020_GPIO_LED_WLAN 0
26 #define TL_MR3020_GPIO_LED_LAN 17
27 #define TL_MR3020_GPIO_LED_WPS 26
28
29 #define TL_MR3020_GPIO_BTN_WPS 11
30 #define TL_MR3020_GPIO_BTN_SW1 18
31 #define TL_MR3020_GPIO_BTN_SW2 20
32
33 #define TL_MR3020_GPIO_USB_POWER 8
34
35 #define TL_MR3020_KEYS_POLL_INTERVAL 20 /* msecs */
36 #define TL_MR3020_KEYS_DEBOUNCE_INTERVAL (3 * TL_MR3020_KEYS_POLL_INTERVAL)
37
38 static const char *tl_mr3020_part_probes[] = {
39 "tp-link",
40 NULL,
41 };
42
43 static struct flash_platform_data tl_mr3020_flash_data = {
44 .part_probes = tl_mr3020_part_probes,
45 };
46
47 static struct gpio_led tl_mr3020_leds_gpio[] __initdata = {
48 {
49 .name = "tp-link:green:3g",
50 .gpio = TL_MR3020_GPIO_LED_3G,
51 .active_low = 1,
52 },
53 {
54 .name = "tp-link:green:wlan",
55 .gpio = TL_MR3020_GPIO_LED_WLAN,
56 .active_low = 0,
57 },
58 {
59 .name = "tp-link:green:lan",
60 .gpio = TL_MR3020_GPIO_LED_LAN,
61 .active_low = 1,
62 },
63 {
64 .name = "tp-link:green:wps",
65 .gpio = TL_MR3020_GPIO_LED_WPS,
66 .active_low = 1,
67 },
68 };
69
70 static struct gpio_keys_button tl_mr3020_gpio_keys[] __initdata = {
71 {
72 .desc = "wps",
73 .type = EV_KEY,
74 .code = KEY_WPS_BUTTON,
75 .debounce_interval = TL_MR3020_KEYS_DEBOUNCE_INTERVAL,
76 .gpio = TL_MR3020_GPIO_BTN_WPS,
77 .active_low = 1,
78 },
79 {
80 .desc = "sw1",
81 .type = EV_KEY,
82 .code = BTN_0,
83 .debounce_interval = TL_MR3020_KEYS_DEBOUNCE_INTERVAL,
84 .gpio = TL_MR3020_GPIO_BTN_SW1,
85 .active_low = 1,
86 },
87 {
88 .desc = "sw2",
89 .type = EV_KEY,
90 .code = BTN_1,
91 .debounce_interval = TL_MR3020_KEYS_DEBOUNCE_INTERVAL,
92 .gpio = TL_MR3020_GPIO_BTN_SW2,
93 .active_low = 1,
94 }
95 };
96
97 static void __init tl_mr3020_setup(void)
98 {
99 u8 *mac = (u8 *) KSEG1ADDR(0x1f01fc00);
100 u8 *ee = (u8 *) KSEG1ADDR(0x1fff1000);
101
102 ar71xx_add_device_m25p80(&tl_mr3020_flash_data);
103 ar71xx_add_device_leds_gpio(-1, ARRAY_SIZE(tl_mr3020_leds_gpio),
104 tl_mr3020_leds_gpio);
105 ar71xx_register_gpio_keys_polled(-1, TL_MR3020_KEYS_POLL_INTERVAL,
106 ARRAY_SIZE(tl_mr3020_gpio_keys),
107 tl_mr3020_gpio_keys);
108
109 gpio_request(TL_MR3020_GPIO_USB_POWER, "USB power");
110 gpio_direction_output(TL_MR3020_GPIO_USB_POWER, 1);
111 ar71xx_add_device_usb();
112
113 ar71xx_init_mac(ar71xx_eth0_data.mac_addr, mac, 0);
114
115 ar71xx_add_device_mdio(0, 0x0);
116 ar71xx_add_device_eth(0);
117
118 ar9xxx_add_device_wmac(ee, mac);
119 }
120
121 MIPS_MACHINE(AR71XX_MACH_TL_MR3020, "TL-MR3020", "TP-LINK TL-MR3020 v1",
122 tl_mr3020_setup);