ar71xx: Add support for the OMYlink OMY-X1
[openwrt/openwrt.git] / target / linux / ar71xx / files / arch / mips / ath79 / mach-tew-673gru.c
1 /*
2 * TRENDnet TEW-673GRU 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 #include <linux/delay.h>
13 #include <linux/rtl8366.h>
14 #include <linux/spi/spi.h>
15 #include <linux/spi/spi_gpio.h>
16
17 #include <asm/mach-ath79/ath79.h>
18
19 #include "dev-ap9x-pci.h"
20 #include "dev-eth.h"
21 #include "dev-gpio-buttons.h"
22 #include "dev-leds-gpio.h"
23 #include "dev-m25p80.h"
24 #include "dev-usb.h"
25 #include "machtypes.h"
26
27 #define TEW673GRU_GPIO_LCD_SCK 0
28 #define TEW673GRU_GPIO_LCD_MOSI 1
29 #define TEW673GRU_GPIO_LCD_MISO 2
30 #define TEW673GRU_GPIO_LCD_CS 6
31
32 #define TEW673GRU_GPIO_LED_WPS 9
33
34 #define TEW673GRU_GPIO_BTN_RESET 3
35 #define TEW673GRU_GPIO_BTN_WPS 8
36
37 #define TEW673GRU_GPIO_RTL8366_SDA 5
38 #define TEW673GRU_GPIO_RTL8366_SCK 7
39
40 #define TEW673GRU_KEYS_POLL_INTERVAL 20 /* msecs */
41 #define TEW673GRU_KEYS_DEBOUNCE_INTERVAL (3 * TEW673GRU_KEYS_POLL_INTERVAL)
42
43 #define TEW673GRU_CAL0_OFFSET 0x1000
44 #define TEW673GRU_CAL1_OFFSET 0x5000
45 #define TEW673GRU_MAC0_OFFSET 0xffa0
46 #define TEW673GRU_MAC1_OFFSET 0xffb4
47
48 #define TEW673GRU_CAL_LOCATION_0 0x1f660000
49 #define TEW673GRU_CAL_LOCATION_1 0x1f7f0000
50
51 static struct gpio_led tew673gru_leds_gpio[] __initdata = {
52 {
53 .name = "trendnet:blue:wps",
54 .gpio = TEW673GRU_GPIO_LED_WPS,
55 .active_low = 1,
56 }
57 };
58
59 static struct gpio_keys_button tew673gru_gpio_keys[] __initdata = {
60 {
61 .desc = "reset",
62 .type = EV_KEY,
63 .code = KEY_RESTART,
64 .debounce_interval = TEW673GRU_KEYS_DEBOUNCE_INTERVAL,
65 .gpio = TEW673GRU_GPIO_BTN_RESET,
66 .active_low = 1,
67 }, {
68 .desc = "wps",
69 .type = EV_KEY,
70 .code = KEY_WPS_BUTTON,
71 .debounce_interval = TEW673GRU_KEYS_DEBOUNCE_INTERVAL,
72 .gpio = TEW673GRU_GPIO_BTN_WPS,
73 .active_low = 1,
74 }
75 };
76
77 static struct rtl8366_initval tew673gru_rtl8366s_initvals[] = {
78 { .reg = 0x06, .val = 0x0108 },
79 };
80
81 static struct rtl8366_platform_data tew673gru_rtl8366s_data = {
82 .gpio_sda = TEW673GRU_GPIO_RTL8366_SDA,
83 .gpio_sck = TEW673GRU_GPIO_RTL8366_SCK,
84 .num_initvals = ARRAY_SIZE(tew673gru_rtl8366s_initvals),
85 .initvals = tew673gru_rtl8366s_initvals,
86 };
87
88 static struct platform_device tew673gru_rtl8366s_device = {
89 .name = RTL8366S_DRIVER_NAME,
90 .id = -1,
91 .dev = {
92 .platform_data = &tew673gru_rtl8366s_data,
93 }
94 };
95
96 static struct spi_board_info tew673gru_spi_info[] = {
97 {
98 .bus_num = 1,
99 .chip_select = 0,
100 .max_speed_hz = 400000,
101 .modalias = "spidev",
102 .mode = SPI_MODE_2,
103 .controller_data = (void *) TEW673GRU_GPIO_LCD_CS,
104 },
105 };
106
107 static struct spi_gpio_platform_data tew673gru_spi_data = {
108 .sck = TEW673GRU_GPIO_LCD_SCK,
109 .miso = TEW673GRU_GPIO_LCD_MISO,
110 .mosi = TEW673GRU_GPIO_LCD_MOSI,
111 .num_chipselect = 1,
112 };
113
114 static struct platform_device tew673gru_spi_device = {
115 .name = "spi_gpio",
116 .id = 1,
117 .dev = {
118 .platform_data = &tew673gru_spi_data,
119 },
120 };
121
122 static bool __init tew673gru_is_caldata_valid(u8 *p)
123 {
124 u16 *magic0, *magic1;
125
126 magic0 = (u16 *)(p + TEW673GRU_CAL0_OFFSET);
127 magic1 = (u16 *)(p + TEW673GRU_CAL1_OFFSET);
128
129 return (*magic0 == 0xa55a && *magic1 == 0xa55a);
130 }
131
132 static void __init tew673gru_wlan_init(void)
133 {
134 u8 mac1[ETH_ALEN], mac2[ETH_ALEN];
135 u8 *caldata;
136
137 caldata = (u8 *) KSEG1ADDR(TEW673GRU_CAL_LOCATION_0);
138 if (!tew673gru_is_caldata_valid(caldata)) {
139 caldata = (u8 *)KSEG1ADDR(TEW673GRU_CAL_LOCATION_1);
140 if (!tew673gru_is_caldata_valid(caldata)) {
141 pr_err("no calibration data found\n");
142 return;
143 }
144 }
145
146 ath79_parse_ascii_mac(caldata + TEW673GRU_MAC0_OFFSET, mac1);
147 ath79_parse_ascii_mac(caldata + TEW673GRU_MAC1_OFFSET, mac2);
148
149 ath79_init_mac(ath79_eth0_data.mac_addr, mac1, 2);
150 ath79_init_mac(ath79_eth1_data.mac_addr, mac1, 3);
151
152 ap9x_pci_setup_wmac_led_pin(0, 5);
153 ap9x_pci_setup_wmac_led_pin(1, 5);
154
155 ap94_pci_init(caldata + TEW673GRU_CAL0_OFFSET, mac1,
156 caldata + TEW673GRU_CAL1_OFFSET, mac2);
157 }
158
159 static void __init tew673gru_setup(void)
160 {
161 tew673gru_wlan_init();
162
163 ath79_register_mdio(0, 0x0);
164
165 ath79_eth0_data.mii_bus_dev = &tew673gru_rtl8366s_device.dev;
166 ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
167 ath79_eth0_data.speed = SPEED_1000;
168 ath79_eth0_data.duplex = DUPLEX_FULL;
169 ath79_eth0_pll_data.pll_1000 = 0x11110000;
170
171 ath79_eth1_data.mii_bus_dev = &tew673gru_rtl8366s_device.dev;
172 ath79_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
173 ath79_eth1_data.phy_mask = 0x10;
174 ath79_eth1_pll_data.pll_1000 = 0x11110000;
175
176 ath79_register_eth(0);
177 ath79_register_eth(1);
178
179 ath79_register_m25p80(NULL);
180
181 ath79_register_leds_gpio(-1, ARRAY_SIZE(tew673gru_leds_gpio),
182 tew673gru_leds_gpio);
183
184 ath79_register_gpio_keys_polled(-1, TEW673GRU_KEYS_POLL_INTERVAL,
185 ARRAY_SIZE(tew673gru_gpio_keys),
186 tew673gru_gpio_keys);
187
188 ath79_register_usb();
189
190 platform_device_register(&tew673gru_rtl8366s_device);
191
192 spi_register_board_info(tew673gru_spi_info,
193 ARRAY_SIZE(tew673gru_spi_info));
194 platform_device_register(&tew673gru_spi_device);
195 }
196
197 MIPS_MACHINE(ATH79_MACH_TEW_673GRU, "TEW-673GRU", "TRENDnet TEW-673GRU",
198 tew673gru_setup);