1/* 2 * Buffalo WZR-HP-G300NH board support 3 * 4 * Copyright (C) 2010-2012 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/mtd/mtd.h> 13#include <linux/mtd/partitions.h> 14#include <linux/mtd/physmap.h> 15#include <linux/nxp_74hc153.h> 16#include <linux/rtl8366.h> 17 18#include <asm/mach-ath79/ath79.h> 19 20#include "dev-eth.h" 21#include "dev-gpio-buttons.h" 22#include "dev-leds-gpio.h" 23#include "dev-usb.h" 24#include "dev-wmac.h" 25#include "machtypes.h" 26 27#define WZRHPG300NH_GPIO_LED_USB 0 28#define WZRHPG300NH_GPIO_LED_DIAG 1 29#define WZRHPG300NH_GPIO_LED_WIRELESS 6 30#define WZRHPG300NH_GPIO_LED_SECURITY 17 31#define WZRHPG300NH_GPIO_LED_ROUTER 18 32 33#define WZRHPG300NH_GPIO_RTL8366_SDA 19 34#define WZRHPG300NH_GPIO_RTL8366_SCK 20 35 36#define WZRHPG300NH_GPIO_74HC153_S0 9 37#define WZRHPG300NH_GPIO_74HC153_S1 11 38#define WZRHPG300NH_GPIO_74HC153_1Y 12 39#define WZRHPG300NH_GPIO_74HC153_2Y 14 40 41#define WZRHPG300NH_GPIO_EXP_BASE 32 42#define WZRHPG300NH_GPIO_BTN_AOSS (WZRHPG300NH_GPIO_EXP_BASE + 0) 43#define WZRHPG300NH_GPIO_BTN_RESET (WZRHPG300NH_GPIO_EXP_BASE + 1) 44#define WZRHPG300NH_GPIO_BTN_ROUTER_ON (WZRHPG300NH_GPIO_EXP_BASE + 2) 45#define WZRHPG300NH_GPIO_BTN_QOS_ON (WZRHPG300NH_GPIO_EXP_BASE + 3) 46#define WZRHPG300NH_GPIO_BTN_USB (WZRHPG300NH_GPIO_EXP_BASE + 5) 47#define WZRHPG300NH_GPIO_BTN_ROUTER_AUTO (WZRHPG300NH_GPIO_EXP_BASE + 6) 48#define WZRHPG300NH_GPIO_BTN_QOS_OFF (WZRHPG300NH_GPIO_EXP_BASE + 7) 49 50#define WZRHPG300NH_KEYS_POLL_INTERVAL 20 /* msecs */ 51#define WZRHPG300NH_KEYS_DEBOUNCE_INTERVAL (3 * WZRHPG300NH_KEYS_POLL_INTERVAL) 52 53#define WZRHPG300NH_MAC_OFFSET 0x20c 54 55static struct mtd_partition wzrhpg300nh_flash_partitions[] = { 56 { 57 .name = "u-boot", 58 .offset = 0, 59 .size = 0x0040000, 60 .mask_flags = MTD_WRITEABLE, 61 }, { 62 .name = "u-boot-env", 63 .offset = 0x0040000, 64 .size = 0x0020000, 65 .mask_flags = MTD_WRITEABLE, 66 }, { 67 .name = "kernel", 68 .offset = 0x0060000, 69 .size = 0x0100000, 70 }, { 71 .name = "rootfs", 72 .offset = 0x0160000, 73 .size = 0x1e60000, 74 }, { 75 .name = "user_property", 76 .offset = 0x1fc0000, 77 .size = 0x0020000, 78 .mask_flags = MTD_WRITEABLE, 79 }, { 80 .name = "art", 81 .offset = 0x1fe0000, 82 .size = 0x0020000, 83 .mask_flags = MTD_WRITEABLE, 84 }, { 85 .name = "firmware", 86 .offset = 0x0060000, 87 .size = 0x1f60000, 88 } 89}; 90 91static struct physmap_flash_data wzrhpg300nh_flash_data = { 92 .width = 2, 93 .parts = wzrhpg300nh_flash_partitions, 94 .nr_parts = ARRAY_SIZE(wzrhpg300nh_flash_partitions), 95}; 96 97#define WZRHPG300NH_FLASH_BASE 0x1e000000 98#define WZRHPG300NH_FLASH_SIZE (32 * 1024 * 1024) 99 100static struct resource wzrhpg300nh_flash_resources[] = { 101 [0] = { 102 .start = WZRHPG300NH_FLASH_BASE, 103 .end = WZRHPG300NH_FLASH_BASE + WZRHPG300NH_FLASH_SIZE - 1, 104 .flags = IORESOURCE_MEM, 105 }, 106}; 107 108static struct platform_device wzrhpg300nh_flash_device = { 109 .name = "physmap-flash", 110 .id = -1, 111 .resource = wzrhpg300nh_flash_resources, 112 .num_resources = ARRAY_SIZE(wzrhpg300nh_flash_resources), 113 .dev = { 114 .platform_data = &wzrhpg300nh_flash_data, 115 } 116}; 117 118static struct gpio_led wzrhpg300nh_leds_gpio[] __initdata = { 119 { 120 .name = "buffalo:orange:security", 121 .gpio = WZRHPG300NH_GPIO_LED_SECURITY, 122 .active_low = 1, 123 }, { 124 .name = "buffalo:green:wireless", 125 .gpio = WZRHPG300NH_GPIO_LED_WIRELESS, 126 .active_low = 1, 127 }, { 128 .name = "buffalo:green:router", 129 .gpio = WZRHPG300NH_GPIO_LED_ROUTER, 130 .active_low = 1, 131 }, { 132 .name = "buffalo:red:diag", 133 .gpio = WZRHPG300NH_GPIO_LED_DIAG, 134 .active_low = 1, 135 }, { 136 .name = "buffalo:blue:usb", 137 .gpio = WZRHPG300NH_GPIO_LED_USB, 138 .active_low = 1, 139 } 140}; 141 142static struct gpio_keys_button wzrhpg300nh_gpio_keys[] __initdata = { 143 { 144 .desc = "reset", 145 .type = EV_KEY, 146 .code = KEY_RESTART, 147 .debounce_interval = WZRHPG300NH_KEYS_DEBOUNCE_INTERVAL, 148 .gpio = WZRHPG300NH_GPIO_BTN_RESET, 149 .active_low = 1, 150 }, { 151 .desc = "aoss", 152 .type = EV_KEY, 153 .code = KEY_WPS_BUTTON, 154 .debounce_interval = WZRHPG300NH_KEYS_DEBOUNCE_INTERVAL, 155 .gpio = WZRHPG300NH_GPIO_BTN_AOSS, 156 .active_low = 1, 157 }, { 158 .desc = "usb", 159 .type = EV_KEY, 160 .code = BTN_2, 161 .debounce_interval = WZRHPG300NH_KEYS_DEBOUNCE_INTERVAL, 162 .gpio = WZRHPG300NH_GPIO_BTN_USB, 163 .active_low = 1, 164 }, { 165 .desc = "qos_on", 166 .type = EV_KEY, 167 .code = BTN_3, 168 .debounce_interval = WZRHPG300NH_KEYS_DEBOUNCE_INTERVAL, 169 .gpio = WZRHPG300NH_GPIO_BTN_QOS_ON, 170 .active_low = 0, 171 }, { 172 .desc = "qos_off", 173 .type = EV_KEY, 174 .code = BTN_4, 175 .debounce_interval = WZRHPG300NH_KEYS_DEBOUNCE_INTERVAL, 176 .gpio = WZRHPG300NH_GPIO_BTN_QOS_OFF, 177 .active_low = 0, 178 }, { 179 .desc = "router_on", 180 .type = EV_KEY, 181 .code = BTN_5, 182 .debounce_interval = WZRHPG300NH_KEYS_DEBOUNCE_INTERVAL, 183 .gpio = WZRHPG300NH_GPIO_BTN_ROUTER_ON, 184 .active_low = 0, 185 }, { 186 .desc = "router_auto", 187 .type = EV_KEY, 188 .code = BTN_6, 189 .debounce_interval = WZRHPG300NH_KEYS_DEBOUNCE_INTERVAL, 190 .gpio = WZRHPG300NH_GPIO_BTN_ROUTER_AUTO, 191 .active_low = 0, 192 } 193}; 194 195static struct nxp_74hc153_platform_data wzrhpg300nh_74hc153_data = { 196 .gpio_base = WZRHPG300NH_GPIO_EXP_BASE, 197 .gpio_pin_s0 = WZRHPG300NH_GPIO_74HC153_S0, 198 .gpio_pin_s1 = WZRHPG300NH_GPIO_74HC153_S1, 199 .gpio_pin_1y = WZRHPG300NH_GPIO_74HC153_1Y, 200 .gpio_pin_2y = WZRHPG300NH_GPIO_74HC153_2Y, 201}; 202 203static struct platform_device wzrhpg300nh_74hc153_device = { 204 .name = NXP_74HC153_DRIVER_NAME, 205 .id = -1, 206 .dev = { 207 .platform_data = &wzrhpg300nh_74hc153_data, 208 } 209}; 210 211static struct rtl8366_platform_data wzrhpg300nh_rtl8366_data = { 212 .gpio_sda = WZRHPG300NH_GPIO_RTL8366_SDA, 213 .gpio_sck = WZRHPG300NH_GPIO_RTL8366_SCK, 214}; 215 216static struct platform_device wzrhpg300nh_rtl8366s_device = { 217 .name = RTL8366S_DRIVER_NAME, 218 .id = -1, 219 .dev = { 220 .platform_data = &wzrhpg300nh_rtl8366_data, 221 } 222}; 223 224static struct platform_device wzrhpg300nh_rtl8366rb_device = { 225 .name = RTL8366RB_DRIVER_NAME, 226 .id = -1, 227 .dev = { 228 .platform_data = &wzrhpg300nh_rtl8366_data, 229 } 230}; 231 232static void __init wzrhpg300nh_setup(void) 233{ 234 u8 *eeprom = (u8 *) KSEG1ADDR(0x1fff1000); 235 u8 *mac = eeprom + WZRHPG300NH_MAC_OFFSET; 236 bool hasrtl8366rb = false; 237 238 ath79_init_mac(ath79_eth0_data.mac_addr, mac, 0); 239 ath79_init_mac(ath79_eth1_data.mac_addr, mac, 1); 240 241 if (rtl8366_smi_detect(&wzrhpg300nh_rtl8366_data) == RTL8366_TYPE_RB) 242 hasrtl8366rb = true; 243 244 if (hasrtl8366rb) { 245 ath79_eth0_pll_data.pll_1000 = 0x1f000000; 246 ath79_eth0_data.mii_bus_dev = &wzrhpg300nh_rtl8366rb_device.dev; 247 ath79_eth1_pll_data.pll_1000 = 0x100; 248 ath79_eth1_data.mii_bus_dev = &wzrhpg300nh_rtl8366rb_device.dev; 249 } else { 250 ath79_eth0_pll_data.pll_1000 = 0x1e000100; 251 ath79_eth0_data.mii_bus_dev = &wzrhpg300nh_rtl8366s_device.dev; 252 ath79_eth1_pll_data.pll_1000 = 0x1e000100; 253 ath79_eth1_data.mii_bus_dev = &wzrhpg300nh_rtl8366s_device.dev; 254 } 255 256 ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII; 257 ath79_eth0_data.speed = SPEED_1000; 258 ath79_eth0_data.duplex = DUPLEX_FULL; 259 260 ath79_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII; 261 ath79_eth1_data.phy_mask = 0x10; 262 263 ath79_register_eth(0); 264 ath79_register_eth(1); 265 266 ath79_register_usb(); 267 ath79_register_wmac(eeprom, NULL); 268 269 platform_device_register(&wzrhpg300nh_74hc153_device); 270 platform_device_register(&wzrhpg300nh_flash_device); 271 272 if (hasrtl8366rb) 273 platform_device_register(&wzrhpg300nh_rtl8366rb_device); 274 else 275 platform_device_register(&wzrhpg300nh_rtl8366s_device); 276 277 ath79_register_leds_gpio(-1, ARRAY_SIZE(wzrhpg300nh_leds_gpio), 278 wzrhpg300nh_leds_gpio); 279 280 ath79_register_gpio_keys_polled(-1, WZRHPG300NH_KEYS_POLL_INTERVAL, 281 ARRAY_SIZE(wzrhpg300nh_gpio_keys), 282 wzrhpg300nh_gpio_keys); 283 284} 285 286MIPS_MACHINE(ATH79_MACH_WZR_HP_G300NH, "WZR-HP-G300NH", 287 "Buffalo WZR-HP-G300NH", wzrhpg300nh_setup); 288