1/*
2 *  TP-LINK TL-WA901N/ND v2 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) 2011 Jonathan Bennett <jbscience87@gmail.com>
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/ath79.h>
14#include <asm/mach-ath79/ar71xx_regs.h>
15
16#include "dev-eth.h"
17#include "dev-m25p80.h"
18#include "dev-gpio-buttons.h"
19#include "dev-leds-gpio.h"
20#include "dev-wmac.h"
21#include "machtypes.h"
22
23#define TL_WA901ND_V2_GPIO_LED_QSS		4
24#define TL_WA901ND_V2_GPIO_LED_SYSTEM		2
25#define TL_WA901ND_V2_GPIO_LED_WLAN		9
26
27#define TL_WA901ND_V2_GPIO_BTN_RESET		3
28#define TL_WA901ND_V2_GPIO_BTN_QSS		7
29
30#define TL_WA901ND_V2_KEYS_POLL_INTERVAL	20	/* msecs */
31#define TL_WA901ND_V2_KEYS_DEBOUNCE_INTERVAL	\
32					(3 * TL_WA901ND_V2_KEYS_POLL_INTERVAL)
33
34static const char *tl_wa901nd_v2_part_probes[] = {
35	"tp-link",
36	NULL,
37};
38
39static struct flash_platform_data tl_wa901nd_v2_flash_data = {
40	.part_probes	= tl_wa901nd_v2_part_probes,
41};
42
43static struct gpio_led tl_wa901nd_v2_leds_gpio[] __initdata = {
44	{
45		.name		= "tp-link:green:system",
46		.gpio		= TL_WA901ND_V2_GPIO_LED_SYSTEM,
47		.active_low	= 1,
48	}, {
49		.name		= "tp-link:green:qss",
50		.gpio		= TL_WA901ND_V2_GPIO_LED_QSS,
51	}, {
52		.name		= "tp-link:green:wlan",
53		.gpio		= TL_WA901ND_V2_GPIO_LED_WLAN,
54		.active_low	= 1,
55	}
56};
57
58static struct gpio_keys_button tl_wa901nd_v2_gpio_keys[] __initdata = {
59	{
60		.desc		= "reset",
61		.type		= EV_KEY,
62		.code		= KEY_RESTART,
63		.debounce_interval = TL_WA901ND_V2_KEYS_DEBOUNCE_INTERVAL,
64		.gpio		= TL_WA901ND_V2_GPIO_BTN_RESET,
65		.active_low	= 1,
66	}, {
67		.desc		= "qss",
68		.type		= EV_KEY,
69		.code		= KEY_WPS_BUTTON,
70		.debounce_interval = TL_WA901ND_V2_KEYS_DEBOUNCE_INTERVAL,
71		.gpio		= TL_WA901ND_V2_GPIO_BTN_QSS,
72		.active_low	= 1,
73	}
74};
75
76static void __init tl_wa901nd_v2_setup(void)
77{
78	u8 *mac = (u8 *) KSEG1ADDR(0x1f01fc00);
79	u8 *eeprom  = (u8 *) KSEG1ADDR(0x1fff1000);
80
81	ath79_init_mac(ath79_eth0_data.mac_addr, mac, 0);
82
83	ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_MII;
84	ath79_eth0_data.phy_mask = 0x00001000;
85	ath79_register_mdio(0, 0x0);
86
87	ath79_eth0_data.reset_bit = AR71XX_RESET_GE0_MAC |
88				    AR71XX_RESET_GE0_PHY;
89	ath79_register_eth(0);
90
91	ath79_register_m25p80(&tl_wa901nd_v2_flash_data);
92
93	ath79_register_leds_gpio(-1, ARRAY_SIZE(tl_wa901nd_v2_leds_gpio),
94				 tl_wa901nd_v2_leds_gpio);
95
96	ath79_register_gpio_keys_polled(-1, TL_WA901ND_V2_KEYS_POLL_INTERVAL,
97					ARRAY_SIZE(tl_wa901nd_v2_gpio_keys),
98					tl_wa901nd_v2_gpio_keys);
99
100	ath79_register_wmac(eeprom, mac);
101}
102
103MIPS_MACHINE(ATH79_MACH_TL_WA901ND_V2, "TL-WA901ND-v2",
104	     "TP-LINK TL-WA901ND v2", tl_wa901nd_v2_setup);
105