1/*
2 *  TP-LINK TL-WR703N/TL-MR10U 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_MR10U_GPIO_USB_POWER		18
30
31#define TL_WR703N_KEYS_POLL_INTERVAL	20	/* msecs */
32#define TL_WR703N_KEYS_DEBOUNCE_INTERVAL	(3 * TL_WR703N_KEYS_POLL_INTERVAL)
33
34static const char *tl_wr703n_part_probes[] = {
35	"tp-link",
36	NULL,
37};
38
39static struct flash_platform_data tl_wr703n_flash_data = {
40	.part_probes	= tl_wr703n_part_probes,
41};
42
43static struct gpio_led tl_wr703n_leds_gpio[] __initdata = {
44	{
45		.name		= "tp-link:blue:system",
46		.gpio		= TL_WR703N_GPIO_LED_SYSTEM,
47		.active_low	= 1,
48	},
49};
50
51static struct gpio_keys_button tl_wr703n_gpio_keys[] __initdata = {
52	{
53		.desc		= "reset",
54		.type		= EV_KEY,
55		.code		= KEY_RESTART,
56		.debounce_interval = TL_WR703N_KEYS_DEBOUNCE_INTERVAL,
57		.gpio		= TL_WR703N_GPIO_BTN_RESET,
58		.active_low	= 0,
59	}
60};
61
62static void __init common_setup(unsigned usb_power_gpio, bool sec_ethernet)
63{
64	u8 *mac = (u8 *) KSEG1ADDR(0x1f01fc00);
65	u8 *ee = (u8 *) KSEG1ADDR(0x1fff1000);
66
67	/* disable PHY_SWAP and PHY_ADDR_SWAP bits */
68	ath79_setup_ar933x_phy4_switch(false, false);
69
70	ath79_register_m25p80(&tl_wr703n_flash_data);
71	ath79_register_leds_gpio(-1, ARRAY_SIZE(tl_wr703n_leds_gpio),
72				 tl_wr703n_leds_gpio);
73	ath79_register_gpio_keys_polled(-1, TL_WR703N_KEYS_POLL_INTERVAL,
74					ARRAY_SIZE(tl_wr703n_gpio_keys),
75					tl_wr703n_gpio_keys);
76
77	gpio_request_one(usb_power_gpio,
78			 GPIOF_OUT_INIT_HIGH | GPIOF_EXPORT_DIR_FIXED,
79			 "USB power");
80	ath79_register_usb();
81
82	ath79_init_mac(ath79_eth0_data.mac_addr, mac, 0);
83
84	ath79_register_mdio(0, 0x0);
85	ath79_register_eth(0);
86
87	if (sec_ethernet)
88	{
89		ath79_init_mac(ath79_eth1_data.mac_addr, mac, -1);
90		ath79_register_eth(1);
91	}
92
93	ath79_register_wmac(ee, mac);
94}
95
96static void __init tl_mr10u_setup(void)
97{
98	common_setup(TL_MR10U_GPIO_USB_POWER, false);
99}
100
101MIPS_MACHINE(ATH79_MACH_TL_MR10U, "TL-MR10U", "TP-LINK TL-MR10U",
102	     tl_mr10u_setup);
103
104static void __init tl_wr703n_setup(void)
105{
106	common_setup(TL_WR703N_GPIO_USB_POWER, false);
107}
108
109MIPS_MACHINE(ATH79_MACH_TL_WR703N, "TL-WR703N", "TP-LINK TL-WR703N v1",
110	     tl_wr703n_setup);
111
112static void __init tl_wr710n_setup(void)
113{
114	common_setup(TL_WR703N_GPIO_USB_POWER, true);
115}
116
117MIPS_MACHINE(ATH79_MACH_TL_WR710N, "TL-WR710N", "TP-LINK TL-WR710N v1",
118	     tl_wr710n_setup);
119