ar71xx: add kernel support for the TL-WDR3500 board
[openwrt/svn-archive/archive.git] / target / linux / ar71xx / files / arch / mips / ath79 / mach-tl-wdr3500.c
1 /*
2 * TP-LINK TL-WDR3500 board support
3 *
4 * Copyright (C) 2012 Gabor Juhos <juhosg@openwrt.org>
5 * Copyright (C) 2013 Gui Iribarren <gui@altermundi.net>
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/pci.h>
13 #include <linux/phy.h>
14 #include <linux/gpio.h>
15 #include <linux/platform_device.h>
16 #include <linux/ath9k_platform.h>
17 #include <linux/ar8216_platform.h>
18
19 #include <asm/mach-ath79/ar71xx_regs.h>
20
21 #include "common.h"
22 #include "dev-ap9x-pci.h"
23 #include "dev-eth.h"
24 #include "dev-gpio-buttons.h"
25 #include "dev-leds-gpio.h"
26 #include "dev-m25p80.h"
27 #include "dev-spi.h"
28 #include "dev-usb.h"
29 #include "dev-wmac.h"
30 #include "machtypes.h"
31
32 #define WDR3500_GPIO_LED_USB1 11
33 #define WDR3500_GPIO_LED_WLAN2G 13
34 #define WDR3500_GPIO_LED_SYSTEM 14
35 #define WDR3500_GPIO_LED_QSS 15
36
37 #define WDR3500_GPIO_BTN_WPS 16
38 #define WDR3500_GPIO_BTN_RFKILL 17
39
40 #define WDR3500_GPIO_USB1_POWER 22
41
42 #define WDR3500_KEYS_POLL_INTERVAL 20 /* msecs */
43 #define WDR3500_KEYS_DEBOUNCE_INTERVAL (3 * WDR3500_KEYS_POLL_INTERVAL)
44
45 #define WDR3500_MAC0_OFFSET 0
46 #define WDR3500_MAC1_OFFSET 6
47 #define WDR3500_WMAC_CALDATA_OFFSET 0x1000
48 #define WDR3500_PCIE_CALDATA_OFFSET 0x5000
49
50 static const char *wdr3500_part_probes[] = {
51 "tp-link",
52 NULL,
53 };
54
55 static struct flash_platform_data wdr3500_flash_data = {
56 .part_probes = wdr3500_part_probes,
57 };
58
59 static struct gpio_led wdr3500_leds_gpio[] __initdata = {
60 {
61 .name = "tp-link:green:qss",
62 .gpio = WDR3500_GPIO_LED_QSS,
63 .active_low = 1,
64 },
65 {
66 .name = "tp-link:green:system",
67 .gpio = WDR3500_GPIO_LED_SYSTEM,
68 .active_low = 1,
69 },
70 {
71 .name = "tp-link:green:usb1",
72 .gpio = WDR3500_GPIO_LED_USB1,
73 .active_low = 1,
74 },
75 {
76 .name = "tp-link:green:wlan2g",
77 .gpio = WDR3500_GPIO_LED_WLAN2G,
78 .active_low = 1,
79 },
80 };
81
82 static struct gpio_keys_button wdr3500_gpio_keys[] __initdata = {
83 {
84 .desc = "QSS button",
85 .type = EV_KEY,
86 .code = KEY_WPS_BUTTON,
87 .debounce_interval = WDR3500_KEYS_DEBOUNCE_INTERVAL,
88 .gpio = WDR3500_GPIO_BTN_WPS,
89 .active_low = 1,
90 },
91 {
92 .desc = "RFKILL switch",
93 .type = EV_SW,
94 .code = KEY_RFKILL,
95 .debounce_interval = WDR3500_KEYS_DEBOUNCE_INTERVAL,
96 .gpio = WDR3500_GPIO_BTN_RFKILL,
97 },
98 };
99
100
101 static void __init wdr3500_setup(void)
102 {
103 u8 *mac = (u8 *) KSEG1ADDR(0x1f01fc00);
104 u8 *art = (u8 *) KSEG1ADDR(0x1fff0000);
105 u8 tmpmac[ETH_ALEN];
106
107 ath79_register_m25p80(&wdr3500_flash_data);
108 ath79_register_leds_gpio(-1, ARRAY_SIZE(wdr3500_leds_gpio),
109 wdr3500_leds_gpio);
110 ath79_register_gpio_keys_polled(-1, WDR3500_KEYS_POLL_INTERVAL,
111 ARRAY_SIZE(wdr3500_gpio_keys),
112 wdr3500_gpio_keys);
113
114 ath79_init_mac(tmpmac, mac, 0);
115 ath79_register_wmac(art + WDR3500_WMAC_CALDATA_OFFSET, tmpmac);
116
117 ath79_init_mac(tmpmac, mac, 1);
118 ap9x_pci_setup_wmac_led_pin(0, 0);
119 ap91_pci_init(art + WDR3500_PCIE_CALDATA_OFFSET, tmpmac);
120
121 ath79_setup_ar934x_eth_cfg(AR934X_ETH_CFG_SW_ONLY_MODE);
122
123 ath79_register_mdio(1, 0x0);
124
125 /* LAN */
126 ath79_init_mac(ath79_eth1_data.mac_addr, mac, -1);
127
128 /* GMAC1 is connected to the internal switch */
129 ath79_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_GMII;
130
131 ath79_register_eth(1);
132
133 /* WAN */
134 ath79_init_mac(ath79_eth0_data.mac_addr, mac, 2);
135
136 /* GMAC0 is connected to the PHY4 of the internal switch */
137 ath79_switch_data.phy4_mii_en = 1;
138 ath79_switch_data.phy_poll_mask = BIT(4);
139 ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_MII;
140 ath79_eth0_data.phy_mask = BIT(4);
141 ath79_eth0_data.mii_bus_dev = &ath79_mdio1_device.dev;
142
143 ath79_register_eth(0);
144
145 gpio_request_one(WDR3500_GPIO_USB1_POWER,
146 GPIOF_OUT_INIT_HIGH | GPIOF_EXPORT_DIR_FIXED,
147 "USB1 power");
148 ath79_register_usb();
149 }
150
151 MIPS_MACHINE(ATH79_MACH_TL_WDR3500, "TL-WDR3500",
152 "TP-LINK TL-WDR3500",
153 wdr3500_setup);