1/*
2 *  TP-LINK TL-MR11U/TL-MR3040 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_MR11U_GPIO_LED_3G		27
25#define TL_MR11U_GPIO_LED_WLAN		26
26#define TL_MR11U_GPIO_LED_LAN		17
27
28#define TL_MR11U_GPIO_BTN_WPS		20
29#define TL_MR11U_GPIO_BTN_RESET		11
30
31#define TL_MR11U_GPIO_USB_POWER		8
32#define TL_MR3040_GPIO_USB_POWER	18
33
34#define TL_MR11U_KEYS_POLL_INTERVAL	20	/* msecs */
35#define TL_MR11U_KEYS_DEBOUNCE_INTERVAL	(3 * TL_MR11U_KEYS_POLL_INTERVAL)
36
37static const char *tl_mr11u_part_probes[] = {
38	"tp-link",
39	NULL,
40};
41
42static struct flash_platform_data tl_mr11u_flash_data = {
43	.part_probes	= tl_mr11u_part_probes,
44};
45
46static struct gpio_led tl_mr11u_leds_gpio[] __initdata = {
47	{
48		.name		= "tp-link:green:3g",
49		.gpio		= TL_MR11U_GPIO_LED_3G,
50		.active_low	= 1,
51	},
52	{
53		.name		= "tp-link:green:wlan",
54		.gpio		= TL_MR11U_GPIO_LED_WLAN,
55		.active_low	= 1,
56	},
57	{
58		.name		= "tp-link:green:lan",
59		.gpio		= TL_MR11U_GPIO_LED_LAN,
60		.active_low	= 1,
61	}
62};
63
64static struct gpio_keys_button tl_mr11u_gpio_keys[] __initdata = {
65	{
66		.desc		= "reset",
67		.type		= EV_KEY,
68		.code		= KEY_RESTART,
69		.debounce_interval = TL_MR11U_KEYS_DEBOUNCE_INTERVAL,
70		.gpio		= TL_MR11U_GPIO_BTN_RESET,
71		.active_low	= 0,
72	},
73	{
74		.desc		= "wps",
75		.type		= EV_KEY,
76		.code		= KEY_WPS_BUTTON,
77		.debounce_interval = TL_MR11U_KEYS_DEBOUNCE_INTERVAL,
78		.gpio		= TL_MR11U_GPIO_BTN_WPS,
79		.active_low	= 0,
80	},
81};
82
83static void __init common_setup(void)
84{
85	u8 *mac = (u8 *) KSEG1ADDR(0x1f01fc00);
86	u8 *ee = (u8 *) KSEG1ADDR(0x1fff1000);
87
88	/* disable PHY_SWAP and PHY_ADDR_SWAP bits */
89	ath79_setup_ar933x_phy4_switch(false, false);
90
91	ath79_register_m25p80(&tl_mr11u_flash_data);
92	ath79_register_leds_gpio(-1, ARRAY_SIZE(tl_mr11u_leds_gpio),
93				 tl_mr11u_leds_gpio);
94
95	ath79_register_usb();
96
97	ath79_init_mac(ath79_eth0_data.mac_addr, mac, 0);
98
99	ath79_register_mdio(0, 0x0);
100	ath79_register_eth(0);
101
102	ath79_register_wmac(ee, mac);
103}
104
105static void __init tl_mr11u_setup(void)
106{
107	common_setup();
108
109	ath79_register_gpio_keys_polled(-1, TL_MR11U_KEYS_POLL_INTERVAL,
110					ARRAY_SIZE(tl_mr11u_gpio_keys),
111					tl_mr11u_gpio_keys);
112	gpio_request_one(TL_MR11U_GPIO_USB_POWER,
113			 GPIOF_OUT_INIT_HIGH | GPIOF_EXPORT_DIR_FIXED,
114			 "USB power");
115}
116
117MIPS_MACHINE(ATH79_MACH_TL_MR11U, "TL-MR11U", "TP-LINK TL-MR11U",
118	     tl_mr11u_setup);
119
120static void __init tl_mr3040_setup(void)
121{
122	common_setup();
123
124	ath79_register_gpio_keys_polled(-1, TL_MR11U_KEYS_POLL_INTERVAL,
125					1, tl_mr11u_gpio_keys);
126	gpio_request_one(TL_MR3040_GPIO_USB_POWER,
127			 GPIOF_OUT_INIT_HIGH | GPIOF_EXPORT_DIR_FIXED,
128			 "USB power");
129}
130
131MIPS_MACHINE(ATH79_MACH_TL_MR3040, "TL-MR3040", "TP-LINK TL-MR3040",
132	     tl_mr3040_setup);
133