1/*
2 *  TP-LINK TL-WR841N/ND v8 board support
3 *
4 *  Copyright (C) 2012 Gabor Juhos <juhosg@openwrt.org>
5 *
6 *  This program is free software; you can redistribute it and/or modify it
7 *  under the terms of the GNU General Public License version 2 as published
8 *  by the Free Software Foundation.
9 */
10
11#include <linux/platform_device.h>
12
13#include <asm/mach-ath79/ath79.h>
14#include <asm/mach-ath79/ar71xx_regs.h>
15
16#include "common.h"
17#include "dev-eth.h"
18#include "dev-gpio-buttons.h"
19#include "dev-leds-gpio.h"
20#include "dev-m25p80.h"
21#include "dev-wmac.h"
22#include "machtypes.h"
23
24#define TL_WR841NV8_GPIO_LED_WLAN	13
25#define TL_WR841NV8_GPIO_LED_QSS	15
26#define TL_WR841NV8_GPIO_LED_WAN	18
27#define TL_WR841NV8_GPIO_LED_LAN1	19
28#define TL_WR841NV8_GPIO_LED_LAN2	20
29#define TL_WR841NV8_GPIO_LED_LAN3	21
30#define TL_WR841NV8_GPIO_LED_LAN4	12
31#define TL_WR841NV8_GPIO_LED_SYSTEM	14
32
33#define TL_WR841NV8_GPIO_BTN_RESET	17
34#define TL_WR841NV8_GPIO_SW_RFKILL	16
35
36#define TL_WR841NV8_KEYS_POLL_INTERVAL	20	/* msecs */
37#define TL_WR841NV8_KEYS_DEBOUNCE_INTERVAL (3 * TL_WR841NV8_KEYS_POLL_INTERVAL)
38
39static const char *tl_wr841n_v8_part_probes[] = {
40	"tp-link",
41	NULL,
42};
43
44static struct flash_platform_data tl_wr841n_v8_flash_data = {
45	.part_probes	= tl_wr841n_v8_part_probes,
46};
47
48static struct gpio_led tl_wr841n_v8_leds_gpio[] __initdata = {
49	{
50		.name		= "tp-link:green:lan1",
51		.gpio		= TL_WR841NV8_GPIO_LED_LAN1,
52		.active_low	= 1,
53	}, {
54		.name		= "tp-link:green:lan2",
55		.gpio		= TL_WR841NV8_GPIO_LED_LAN2,
56		.active_low	= 1,
57	}, {
58		.name		= "tp-link:green:lan3",
59		.gpio		= TL_WR841NV8_GPIO_LED_LAN3,
60		.active_low	= 1,
61	}, {
62		.name		= "tp-link:green:lan4",
63		.gpio		= TL_WR841NV8_GPIO_LED_LAN4,
64		.active_low	= 1,
65	}, {
66		.name		= "tp-link:green:qss",
67		.gpio		= TL_WR841NV8_GPIO_LED_QSS,
68		.active_low	= 1,
69	}, {
70		.name		= "tp-link:green:system",
71		.gpio		= TL_WR841NV8_GPIO_LED_SYSTEM,
72		.active_low	= 1,
73	}, {
74		.name		= "tp-link:green:wan",
75		.gpio		= TL_WR841NV8_GPIO_LED_WAN,
76		.active_low	= 1,
77	}, {
78		.name		= "tp-link:green:wlan",
79		.gpio		= TL_WR841NV8_GPIO_LED_WLAN,
80		.active_low	= 1,
81	},
82};
83
84static struct gpio_keys_button tl_wr841n_v8_gpio_keys[] __initdata = {
85	{
86		.desc		= "Reset button",
87		.type		= EV_KEY,
88		.code		= KEY_RESTART,
89		.debounce_interval = TL_WR841NV8_KEYS_DEBOUNCE_INTERVAL,
90		.gpio		= TL_WR841NV8_GPIO_BTN_RESET,
91		.active_low	= 1,
92	}, {
93		.desc		= "RFKILL switch",
94		.type		= EV_SW,
95		.code		= KEY_RFKILL,
96		.debounce_interval = TL_WR841NV8_KEYS_DEBOUNCE_INTERVAL,
97		.gpio		= TL_WR841NV8_GPIO_SW_RFKILL,
98		.active_low	= 0,
99	}
100};
101
102static void __init tl_wr841n_v8_setup(void)
103{
104	u8 *mac = (u8 *) KSEG1ADDR(0x1f01fc00);
105	u8 *ee = (u8 *) KSEG1ADDR(0x1fff1000);
106
107	ath79_register_leds_gpio(-1, ARRAY_SIZE(tl_wr841n_v8_leds_gpio),
108				 tl_wr841n_v8_leds_gpio);
109
110	ath79_register_gpio_keys_polled(1, TL_WR841NV8_KEYS_POLL_INTERVAL,
111					ARRAY_SIZE(tl_wr841n_v8_gpio_keys),
112					tl_wr841n_v8_gpio_keys);
113
114	ath79_register_m25p80(&tl_wr841n_v8_flash_data);
115
116	ath79_setup_ar934x_eth_cfg(AR934X_ETH_CFG_SW_PHY_SWAP);
117
118	ath79_register_mdio(1, 0x0);
119
120	ath79_init_mac(ath79_eth0_data.mac_addr, mac, -1);
121	ath79_init_mac(ath79_eth1_data.mac_addr, mac, 0);
122
123	/* GMAC0 is connected to the PHY0 of the internal switch */
124	ath79_switch_data.phy4_mii_en = 1;
125	ath79_switch_data.phy_poll_mask = BIT(0);
126	ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_MII;
127	ath79_eth0_data.phy_mask = BIT(0);
128	ath79_eth0_data.mii_bus_dev = &ath79_mdio1_device.dev;
129	ath79_register_eth(0);
130
131	/* GMAC1 is connected to the internal switch */
132	ath79_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_GMII;
133	ath79_register_eth(1);
134
135	ath79_register_wmac(ee, mac);
136}
137
138MIPS_MACHINE(ATH79_MACH_TL_WR841N_V8, "TL-WR841N-v8", "TP-LINK TL-WR841N/ND v8",
139	     tl_wr841n_v8_setup);
140