ar71xx: fix button polarity on TL-WR703N and TL-WR741N v4
[openwrt/openwrt.git] / target / linux / ar71xx / files / arch / mips / ath79 / mach-tl-wr703n.c
1 /*
2 * TP-LINK TL-WR703N board support
3 *
4 * Copyright (C) 2011 dongyuqi <729650915@qq.com>
5 * Copyright (C) 2011-2012 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-ath79/ath79.h>
15
16 #include "dev-eth.h"
17 #include "dev-gpio-buttons.h"
18 #include "dev-leds-gpio.h"
19 #include "dev-m25p80.h"
20 #include "dev-usb.h"
21 #include "dev-wmac.h"
22 #include "machtypes.h"
23
24 #define TL_WR703N_GPIO_LED_SYSTEM 27
25 #define TL_WR703N_GPIO_BTN_RESET 11
26
27 #define TL_WR703N_GPIO_USB_POWER 8
28
29 #define TL_WR703N_KEYS_POLL_INTERVAL 20 /* msecs */
30 #define TL_WR703N_KEYS_DEBOUNCE_INTERVAL (3 * TL_WR703N_KEYS_POLL_INTERVAL)
31
32 static const char *tl_wr703n_part_probes[] = {
33 "tp-link",
34 NULL,
35 };
36
37 static struct flash_platform_data tl_wr703n_flash_data = {
38 .part_probes = tl_wr703n_part_probes,
39 };
40
41 static struct gpio_led tl_wr703n_leds_gpio[] __initdata = {
42 {
43 .name = "tp-link:blue:system",
44 .gpio = TL_WR703N_GPIO_LED_SYSTEM,
45 .active_low = 1,
46 },
47 };
48
49 static struct gpio_keys_button tl_wr703n_gpio_keys[] __initdata = {
50 {
51 .desc = "reset",
52 .type = EV_KEY,
53 .code = KEY_RESTART,
54 .debounce_interval = TL_WR703N_KEYS_DEBOUNCE_INTERVAL,
55 .gpio = TL_WR703N_GPIO_BTN_RESET,
56 .active_low = 0,
57 }
58 };
59
60 static void __init tl_wr703n_setup(void)
61 {
62 u8 *mac = (u8 *) KSEG1ADDR(0x1f01fc00);
63 u8 *ee = (u8 *) KSEG1ADDR(0x1fff1000);
64
65 ath79_register_m25p80(&tl_wr703n_flash_data);
66 ath79_register_leds_gpio(-1, ARRAY_SIZE(tl_wr703n_leds_gpio),
67 tl_wr703n_leds_gpio);
68 ath79_register_gpio_keys_polled(-1, TL_WR703N_KEYS_POLL_INTERVAL,
69 ARRAY_SIZE(tl_wr703n_gpio_keys),
70 tl_wr703n_gpio_keys);
71
72 gpio_request(TL_WR703N_GPIO_USB_POWER, "USB power");
73 gpio_direction_output(TL_WR703N_GPIO_USB_POWER, 1);
74 ath79_register_usb();
75
76 ath79_init_mac(ath79_eth0_data.mac_addr, mac, 0);
77
78 ath79_register_mdio(0, 0x0);
79 ath79_register_eth(0);
80
81 ath79_register_wmac(ee, mac);
82 }
83
84 MIPS_MACHINE(ATH79_MACH_TL_WR703N, "TL-WR703N", "TP-LINK TL-WR703N v1",
85 tl_wr703n_setup);