ar71xx: fix tl-wa901nd buttons code
[oweals/openwrt.git] / target / linux / ar71xx / files / arch / mips / ath79 / mach-tl-wa901nd.c
1 /*
2  *  TP-LINK TL-WA901N/ND v1, TL-WA7510N v1 board support
3  *
4  *  Copyright (C) 2009-2012 Gabor Juhos <juhosg@openwrt.org>
5  *  Copyright (C) 2010 Pieter Hollants <pieter@hollants.com>
6  *  Copyright (C) 2012 Stefan Helmert <helst_listen@aol.de>
7  *
8  *  This program is free software; you can redistribute it and/or modify it
9  *  under the terms of the GNU General Public License version 2 as published
10  *  by the Free Software Foundation.
11  */
12
13 #include <asm/mach-ath79/ar71xx_regs.h>
14 #include <asm/mach-ath79/ath79.h>
15
16 #include "common.h"
17 #include "dev-ap9x-pci.h"
18 #include "dev-eth.h"
19 #include "dev-gpio-buttons.h"
20 #include "dev-leds-gpio.h"
21 #include "dev-m25p80.h"
22 #include "machtypes.h"
23 #include "pci.h"
24
25 #define TL_WA901ND_GPIO_LED_QSS         0
26 #define TL_WA901ND_GPIO_LED_SYSTEM      1
27 #define TL_WA901ND_GPIO_LED_LAN         13
28
29 #define TL_WA901ND_GPIO_BTN_RESET       11
30 #define TL_WA901ND_GPIO_BTN_QSS         12
31
32 #define TL_WA901ND_KEYS_POLL_INTERVAL   20      /* msecs */
33 #define TL_WA901ND_KEYS_DEBOUNCE_INTERVAL (3 * TL_WA901ND_KEYS_POLL_INTERVAL)
34
35 static const char *tl_wa901nd_part_probes[] = {
36         "tp-link",
37         NULL,
38 };
39
40 static struct flash_platform_data tl_wa901nd_flash_data = {
41         .part_probes    = tl_wa901nd_part_probes,
42 };
43
44 static struct gpio_led tl_wa901nd_leds_gpio[] __initdata = {
45         {
46                 .name           = "tp-link:green:lan",
47                 .gpio           = TL_WA901ND_GPIO_LED_LAN,
48                 .active_low     = 1,
49         }, {
50                 .name           = "tp-link:green:system",
51                 .gpio           = TL_WA901ND_GPIO_LED_SYSTEM,
52                 .active_low     = 1,
53         }, {
54                 .name           = "tp-link:green:qss",
55                 .gpio           = TL_WA901ND_GPIO_LED_QSS,
56                 .active_low     = 1,
57         }
58 };
59
60 static struct gpio_keys_button tl_wa901nd_gpio_keys[] __initdata = {
61         {
62                 .desc           = "reset",
63                 .type           = EV_KEY,
64                 .code           = KEY_RESTART,
65                 .debounce_interval = TL_WA901ND_KEYS_DEBOUNCE_INTERVAL,
66                 .gpio           = TL_WA901ND_GPIO_BTN_RESET,
67                 .active_low     = 1,
68         }, {
69                 .desc           = "qss",
70                 .type           = EV_KEY,
71                 .code           = KEY_WPS_BUTTON,
72                 .debounce_interval = TL_WA901ND_KEYS_DEBOUNCE_INTERVAL,
73                 .gpio           = TL_WA901ND_GPIO_BTN_QSS,
74                 .active_low     = 1,
75         }
76 };
77
78 static void __init common_setup(void)
79 {
80         u8 *mac = (u8 *) KSEG1ADDR(0x1f01fc00);
81
82         /*
83          * ath79_eth0 would be the WAN port, but is not connected.
84          * ath79_eth1 connects to the internal switch chip, however
85          * we have a single LAN port only.
86          */
87         ath79_init_mac(ath79_eth1_data.mac_addr, mac, 0);
88         ath79_register_mdio(0, 0x0);
89         ath79_register_eth(1);
90
91         ath79_register_m25p80(&tl_wa901nd_flash_data);
92 }
93
94 static void __init tl_wa901nd_setup(void)
95 {
96         u8 *mac = (u8 *) KSEG1ADDR(0x1f01fc00);
97         u8 *ee  = (u8 *) KSEG1ADDR(0x1fff1000);
98
99         ath79_gpio_function_disable(AR724X_GPIO_FUNC_ETH_SWITCH_LED0_EN |
100                                     AR724X_GPIO_FUNC_ETH_SWITCH_LED1_EN |
101                                     AR724X_GPIO_FUNC_ETH_SWITCH_LED2_EN |
102                                     AR724X_GPIO_FUNC_ETH_SWITCH_LED3_EN |
103                                     AR724X_GPIO_FUNC_ETH_SWITCH_LED4_EN);
104
105         common_setup();
106
107         ath79_register_leds_gpio(-1, ARRAY_SIZE(tl_wa901nd_leds_gpio),
108                                  tl_wa901nd_leds_gpio);
109
110         ath79_register_gpio_keys_polled(-1, TL_WA901ND_KEYS_POLL_INTERVAL,
111                                         ARRAY_SIZE(tl_wa901nd_gpio_keys),
112                                         tl_wa901nd_gpio_keys);
113
114         ap91_pci_init(ee, mac);
115 }
116
117 MIPS_MACHINE(ATH79_MACH_TL_WA901ND, "TL-WA901ND", "TP-LINK TL-WA901ND",
118              tl_wa901nd_setup);
119
120 static void __init tl_wa7510n_v1_setup(void)
121 {
122         common_setup();
123         ath79_register_pci();
124 }
125
126 MIPS_MACHINE(ATH79_MACH_TL_WA7510N_V1, "TL-WA7510N", "TP-LINK TL-WA7510N v1",
127              tl_wa7510n_v1_setup);