2 * Buffalo WZR-HP-G300NH board support
4 * Copyright (C) 2010 Gabor Juhos <juhosg@openwrt.org>
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.
11 #include <linux/platform_device.h>
12 #include <linux/mtd/mtd.h>
13 #include <linux/mtd/partitions.h>
14 #include <linux/nxp_74hc153.h>
15 #include <linux/rtl8366.h>
17 #include <asm/mips_machine.h>
18 #include <asm/mach-ar71xx/ar71xx.h>
19 #include <asm/mach-ar71xx/ar91xx_flash.h>
23 #include "dev-ar9xxx-wmac.h"
24 #include "dev-gpio-buttons.h"
25 #include "dev-leds-gpio.h"
28 #define WZRHPG300NH_GPIO_LED_USB 0
29 #define WZRHPG300NH_GPIO_LED_DIAG 1
30 #define WZRHPG300NH_GPIO_LED_WIRELESS 6
31 #define WZRHPG300NH_GPIO_LED_SECURITY 17
32 #define WZRHPG300NH_GPIO_LED_ROUTER 18
34 #define WZRHPG300NH_GPIO_RTL8366_SDA 19
35 #define WZRHPG300NH_GPIO_RTL8366_SCK 20
37 #define WZRHPG300NH_GPIO_74HC153_S0 9
38 #define WZRHPG300NH_GPIO_74HC153_S1 11
39 #define WZRHPG300NH_GPIO_74HC153_1Y 12
40 #define WZRHPG300NH_GPIO_74HC153_2Y 14
42 #define WZRHPG300NH_GPIO_EXP_BASE 32
43 #define WZRHPG300NH_GPIO_BTN_AOSS (WZRHPG300NH_GPIO_EXP_BASE + 0)
44 #define WZRHPG300NH_GPIO_BTN_RESET (WZRHPG300NH_GPIO_EXP_BASE + 1)
45 #define WZRHPG300NH_GPIO_BTN_ROUTER_ON (WZRHPG300NH_GPIO_EXP_BASE + 2)
46 #define WZRHPG300NH_GPIO_BTN_QOS_ON (WZRHPG300NH_GPIO_EXP_BASE + 3)
47 #define WZRHPG300NH_GPIO_BTN_USB (WZRHPG300NH_GPIO_EXP_BASE + 5)
48 #define WZRHPG300NH_GPIO_BTN_ROUTER_AUTO (WZRHPG300NH_GPIO_EXP_BASE + 6)
49 #define WZRHPG300NH_GPIO_BTN_QOS_OFF (WZRHPG300NH_GPIO_EXP_BASE + 7)
51 #define WZRHPG300NH_KEYS_POLL_INTERVAL 20 /* msecs */
52 #define WZRHPG300NH_KEYS_DEBOUNCE_INTERVAL (3 * WZRHPG300NH_KEYS_POLL_INTERVAL)
54 #define WZRHPG300NH_MAC_OFFSET 0x20c
56 #ifdef CONFIG_MTD_PARTITIONS
57 static struct mtd_partition wzrhpg300nh_flash_partitions[] = {
62 .mask_flags = MTD_WRITEABLE,
67 .mask_flags = MTD_WRITEABLE,
77 .name = "user_property",
80 .mask_flags = MTD_WRITEABLE,
85 .mask_flags = MTD_WRITEABLE,
92 #endif /* CONFIG_MTD_PARTITIONS */
94 static struct ar91xx_flash_platform_data wzrhpg300nh_flash_data = {
96 #ifdef CONFIG_MTD_PARTITIONS
97 .parts = wzrhpg300nh_flash_partitions,
98 .nr_parts = ARRAY_SIZE(wzrhpg300nh_flash_partitions),
102 #define WZRHPG300NH_FLASH_BASE 0x1e000000
103 #define WZRHPG300NH_FLASH_SIZE (32 * 1024 * 1024)
105 static struct resource wzrhpg300nh_flash_resources[] = {
107 .start = WZRHPG300NH_FLASH_BASE,
108 .end = WZRHPG300NH_FLASH_BASE + WZRHPG300NH_FLASH_SIZE - 1,
109 .flags = IORESOURCE_MEM,
113 static struct platform_device wzrhpg300nh_flash_device = {
114 .name = "ar91xx-flash",
116 .resource = wzrhpg300nh_flash_resources,
117 .num_resources = ARRAY_SIZE(wzrhpg300nh_flash_resources),
119 .platform_data = &wzrhpg300nh_flash_data,
123 static struct gpio_led wzrhpg300nh_leds_gpio[] __initdata = {
125 .name = "buffalo:orange:security",
126 .gpio = WZRHPG300NH_GPIO_LED_SECURITY,
129 .name = "buffalo:green:wireless",
130 .gpio = WZRHPG300NH_GPIO_LED_WIRELESS,
133 .name = "buffalo:green:router",
134 .gpio = WZRHPG300NH_GPIO_LED_ROUTER,
137 .name = "buffalo:red:diag",
138 .gpio = WZRHPG300NH_GPIO_LED_DIAG,
141 .name = "buffalo:blue:usb",
142 .gpio = WZRHPG300NH_GPIO_LED_USB,
147 static struct gpio_keys_button wzrhpg300nh_gpio_keys[] __initdata = {
152 .debounce_interval = WZRHPG300NH_KEYS_DEBOUNCE_INTERVAL,
153 .gpio = WZRHPG300NH_GPIO_BTN_RESET,
158 .code = KEY_WPS_BUTTON,
159 .debounce_interval = WZRHPG300NH_KEYS_DEBOUNCE_INTERVAL,
160 .gpio = WZRHPG300NH_GPIO_BTN_AOSS,
166 .debounce_interval = WZRHPG300NH_KEYS_DEBOUNCE_INTERVAL,
167 .gpio = WZRHPG300NH_GPIO_BTN_USB,
173 .debounce_interval = WZRHPG300NH_KEYS_DEBOUNCE_INTERVAL,
174 .gpio = WZRHPG300NH_GPIO_BTN_QOS_ON,
180 .debounce_interval = WZRHPG300NH_KEYS_DEBOUNCE_INTERVAL,
181 .gpio = WZRHPG300NH_GPIO_BTN_QOS_OFF,
187 .debounce_interval = WZRHPG300NH_KEYS_DEBOUNCE_INTERVAL,
188 .gpio = WZRHPG300NH_GPIO_BTN_ROUTER_ON,
191 .desc = "router_auto",
194 .debounce_interval = WZRHPG300NH_KEYS_DEBOUNCE_INTERVAL,
195 .gpio = WZRHPG300NH_GPIO_BTN_ROUTER_AUTO,
200 static struct nxp_74hc153_platform_data wzrhpg300nh_74hc153_data = {
201 .gpio_base = WZRHPG300NH_GPIO_EXP_BASE,
202 .gpio_pin_s0 = WZRHPG300NH_GPIO_74HC153_S0,
203 .gpio_pin_s1 = WZRHPG300NH_GPIO_74HC153_S1,
204 .gpio_pin_1y = WZRHPG300NH_GPIO_74HC153_1Y,
205 .gpio_pin_2y = WZRHPG300NH_GPIO_74HC153_2Y,
208 static struct platform_device wzrhpg300nh_74hc153_device = {
209 .name = NXP_74HC153_DRIVER_NAME,
212 .platform_data = &wzrhpg300nh_74hc153_data,
216 static struct rtl8366_platform_data wzrhpg300nh_rtl8366_data = {
217 .gpio_sda = WZRHPG300NH_GPIO_RTL8366_SDA,
218 .gpio_sck = WZRHPG300NH_GPIO_RTL8366_SCK,
221 static struct platform_device wzrhpg300nh_rtl8366s_device = {
222 .name = RTL8366S_DRIVER_NAME,
225 .platform_data = &wzrhpg300nh_rtl8366_data,
229 static struct platform_device wzrhpg300nh_rtl8366rb_device = {
230 .name = RTL8366RB_DRIVER_NAME,
233 .platform_data = &wzrhpg300nh_rtl8366_data,
237 static void __init wzrhpg300nh_setup(void)
239 u8 *eeprom = (u8 *) KSEG1ADDR(0x1fff1000);
240 u8 *mac = eeprom + WZRHPG300NH_MAC_OFFSET;
241 bool hasrtl8366rb = false;
243 ar71xx_init_mac(ar71xx_eth0_data.mac_addr, mac, 0);
244 ar71xx_init_mac(ar71xx_eth1_data.mac_addr, mac, 1);
246 if (rtl8366_smi_detect(&wzrhpg300nh_rtl8366_data) == RTL8366_TYPE_RB)
250 ar71xx_eth0_pll_data.pll_1000 = 0x1f000000;
251 ar71xx_eth0_data.mii_bus_dev = &wzrhpg300nh_rtl8366rb_device.dev;
252 ar71xx_eth1_pll_data.pll_1000 = 0x100;
253 ar71xx_eth1_data.mii_bus_dev = &wzrhpg300nh_rtl8366rb_device.dev;
255 ar71xx_eth0_pll_data.pll_1000 = 0x1e000100;
256 ar71xx_eth0_data.mii_bus_dev = &wzrhpg300nh_rtl8366s_device.dev;
257 ar71xx_eth1_pll_data.pll_1000 = 0x1e000100;
258 ar71xx_eth1_data.mii_bus_dev = &wzrhpg300nh_rtl8366s_device.dev;
261 ar71xx_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
262 ar71xx_eth0_data.speed = SPEED_1000;
263 ar71xx_eth0_data.duplex = DUPLEX_FULL;
265 ar71xx_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
266 ar71xx_eth1_data.phy_mask = 0x10;
268 ar71xx_add_device_eth(0);
269 ar71xx_add_device_eth(1);
271 ar71xx_add_device_usb();
272 ar9xxx_add_device_wmac(eeprom, NULL);
274 platform_device_register(&wzrhpg300nh_74hc153_device);
275 platform_device_register(&wzrhpg300nh_flash_device);
278 platform_device_register(&wzrhpg300nh_rtl8366rb_device);
280 platform_device_register(&wzrhpg300nh_rtl8366s_device);
282 ar71xx_add_device_leds_gpio(-1, ARRAY_SIZE(wzrhpg300nh_leds_gpio),
283 wzrhpg300nh_leds_gpio);
285 ar71xx_register_gpio_keys_polled(-1, WZRHPG300NH_KEYS_POLL_INTERVAL,
286 ARRAY_SIZE(wzrhpg300nh_gpio_keys),
287 wzrhpg300nh_gpio_keys);
291 MIPS_MACHINE(AR71XX_MACH_WZR_HP_G300NH, "WZR-HP-G300NH",
292 "Buffalo WZR-HP-G300NH", wzrhpg300nh_setup);