| 1 | /* |
| 2 | * Buffalo WZR-HP-AG300H board support |
| 3 | * |
| 4 | * Copyright (C) 2011 Felix Fietkau <nbd@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/concat.h> |
| 15 | |
| 16 | #include <asm/mips_machine.h> |
| 17 | #include <asm/mach-ar71xx/ar71xx.h> |
| 18 | |
| 19 | #include "machtype.h" |
| 20 | #include "devices.h" |
| 21 | #include "dev-ap94-pci.h" |
| 22 | #include "dev-gpio-buttons.h" |
| 23 | #include "dev-leds-gpio.h" |
| 24 | #include "dev-m25p80.h" |
| 25 | #include "dev-usb.h" |
| 26 | |
| 27 | #define WZRHPAG300H_MAC_OFFSET 0x20c |
| 28 | #define WZRHPAG300H_KEYS_POLL_INTERVAL 20 /* msecs */ |
| 29 | #define WZRHPAG300H_KEYS_DEBOUNCE_INTERVAL (3 * WZRHPAG300H_KEYS_POLL_INTERVAL) |
| 30 | |
| 31 | #ifdef CONFIG_MTD_PARTITIONS |
| 32 | static struct mtd_partition wzrhpag300h_flash_partitions[] = { |
| 33 | { |
| 34 | .name = "u-boot", |
| 35 | .offset = 0, |
| 36 | .size = 0x0040000, |
| 37 | .mask_flags = MTD_WRITEABLE, |
| 38 | }, { |
| 39 | .name = "u-boot-env", |
| 40 | .offset = 0x0040000, |
| 41 | .size = 0x0010000, |
| 42 | .mask_flags = MTD_WRITEABLE, |
| 43 | }, { |
| 44 | .name = "art", |
| 45 | .offset = 0x0050000, |
| 46 | .size = 0x0010000, |
| 47 | .mask_flags = MTD_WRITEABLE, |
| 48 | }, { |
| 49 | .name = "kernel", |
| 50 | .offset = 0x0060000, |
| 51 | .size = 0x0100000, |
| 52 | }, { |
| 53 | .name = "rootfs", |
| 54 | .offset = 0x0160000, |
| 55 | .size = 0x1e90000, |
| 56 | }, { |
| 57 | .name = "user_property", |
| 58 | .offset = 0x1ff0000, |
| 59 | .size = 0x0010000, |
| 60 | .mask_flags = MTD_WRITEABLE, |
| 61 | }, { |
| 62 | .name = "firmware", |
| 63 | .offset = 0x0060000, |
| 64 | .size = 0x1f90000, |
| 65 | } |
| 66 | }; |
| 67 | |
| 68 | #endif /* CONFIG_MTD_PARTITIONS */ |
| 69 | |
| 70 | static struct mtd_info *concat_devs[2] = { NULL, NULL }; |
| 71 | static struct work_struct mtd_concat_work; |
| 72 | |
| 73 | static void mtd_concat_add_work(struct work_struct *work) |
| 74 | { |
| 75 | struct mtd_info *mtd; |
| 76 | |
| 77 | mtd = mtd_concat_create(concat_devs, ARRAY_SIZE(concat_devs), "flash"); |
| 78 | |
| 79 | #ifdef CONFIG_MTD_PARTITIONS |
| 80 | add_mtd_partitions(mtd, wzrhpag300h_flash_partitions, |
| 81 | ARRAY_SIZE(wzrhpag300h_flash_partitions)); |
| 82 | #else |
| 83 | add_mtd_device(mtd); |
| 84 | #endif |
| 85 | } |
| 86 | |
| 87 | static void mtd_concat_add(struct mtd_info *mtd) |
| 88 | { |
| 89 | static bool registered = false; |
| 90 | |
| 91 | if (registered) |
| 92 | return; |
| 93 | |
| 94 | if (!strcmp(mtd->name, "spi0.0")) |
| 95 | concat_devs[0] = mtd; |
| 96 | else if (!strcmp(mtd->name, "spi0.1")) |
| 97 | concat_devs[1] = mtd; |
| 98 | else |
| 99 | return; |
| 100 | |
| 101 | if (!concat_devs[0] || !concat_devs[1]) |
| 102 | return; |
| 103 | |
| 104 | registered = true; |
| 105 | INIT_WORK(&mtd_concat_work, mtd_concat_add_work); |
| 106 | schedule_work(&mtd_concat_work); |
| 107 | } |
| 108 | |
| 109 | static void mtd_concat_remove(struct mtd_info *mtd) |
| 110 | { |
| 111 | } |
| 112 | |
| 113 | static void add_mtd_concat_notifier(void) |
| 114 | { |
| 115 | static struct mtd_notifier not = { |
| 116 | .add = mtd_concat_add, |
| 117 | .remove = mtd_concat_remove, |
| 118 | }; |
| 119 | |
| 120 | register_mtd_user(¬); |
| 121 | } |
| 122 | |
| 123 | static struct gpio_led wzrhpag300h_leds_gpio[] __initdata = { |
| 124 | { |
| 125 | .name = "wzr-hp-ag300h:red:diag", |
| 126 | .gpio = 1, |
| 127 | .active_low = 1, |
| 128 | }, |
| 129 | }; |
| 130 | |
| 131 | |
| 132 | static struct gpio_keys_button wzrhpag300h_gpio_keys[] __initdata = { |
| 133 | { |
| 134 | .desc = "reset", |
| 135 | .type = EV_KEY, |
| 136 | .code = KEY_RESTART, |
| 137 | .debounce_interval = WZRHPAG300H_KEYS_DEBOUNCE_INTERVAL, |
| 138 | .gpio = 11, |
| 139 | .active_low = 1, |
| 140 | }, { |
| 141 | .desc = "usb", |
| 142 | .type = EV_KEY, |
| 143 | .code = BTN_2, |
| 144 | .debounce_interval = WZRHPAG300H_KEYS_DEBOUNCE_INTERVAL, |
| 145 | .gpio = 3, |
| 146 | .active_low = 1, |
| 147 | }, { |
| 148 | .desc = "aoss", |
| 149 | .type = EV_KEY, |
| 150 | .code = KEY_WPS_BUTTON, |
| 151 | .debounce_interval = WZRHPAG300H_KEYS_DEBOUNCE_INTERVAL, |
| 152 | .gpio = 5, |
| 153 | .active_low = 1, |
| 154 | }, { |
| 155 | .desc = "router_auto", |
| 156 | .type = EV_KEY, |
| 157 | .code = BTN_6, |
| 158 | .debounce_interval = WZRHPAG300H_KEYS_DEBOUNCE_INTERVAL, |
| 159 | .gpio = 6, |
| 160 | .active_low = 1, |
| 161 | }, { |
| 162 | .desc = "router_off", |
| 163 | .type = EV_KEY, |
| 164 | .code = BTN_5, |
| 165 | .debounce_interval = WZRHPAG300H_KEYS_DEBOUNCE_INTERVAL, |
| 166 | .gpio = 7, |
| 167 | .active_low = 1, |
| 168 | } |
| 169 | }; |
| 170 | |
| 171 | static struct spi_board_info ar71xx_spi_info[] = { |
| 172 | { |
| 173 | .bus_num = 0, |
| 174 | .chip_select = 0, |
| 175 | .max_speed_hz = 25000000, |
| 176 | .modalias = "m25p80", |
| 177 | }, |
| 178 | { |
| 179 | .bus_num = 0, |
| 180 | .chip_select = 1, |
| 181 | .max_speed_hz = 25000000, |
| 182 | .modalias = "m25p80", |
| 183 | } |
| 184 | }; |
| 185 | |
| 186 | static void __init wzrhpag300h_setup(void) |
| 187 | { |
| 188 | u8 *eeprom1 = (u8 *) KSEG1ADDR(0x1f051000); |
| 189 | u8 *eeprom2 = (u8 *) KSEG1ADDR(0x1f055000); |
| 190 | u8 *mac1 = eeprom1 + WZRHPAG300H_MAC_OFFSET; |
| 191 | u8 *mac2 = eeprom2 + WZRHPAG300H_MAC_OFFSET; |
| 192 | |
| 193 | ar71xx_init_mac(ar71xx_eth0_data.mac_addr, mac1, 0); |
| 194 | ar71xx_init_mac(ar71xx_eth1_data.mac_addr, mac2, 1); |
| 195 | |
| 196 | ar71xx_add_device_mdio(~(BIT(0) | BIT(4))); |
| 197 | |
| 198 | ar71xx_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII; |
| 199 | ar71xx_eth0_data.speed = SPEED_1000; |
| 200 | ar71xx_eth0_data.duplex = DUPLEX_FULL; |
| 201 | ar71xx_eth0_data.phy_mask = BIT(0); |
| 202 | |
| 203 | ar71xx_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII; |
| 204 | ar71xx_eth1_data.phy_mask = BIT(4); |
| 205 | |
| 206 | ar71xx_add_device_eth(0); |
| 207 | ar71xx_add_device_eth(1); |
| 208 | |
| 209 | ar71xx_add_device_usb(); |
| 210 | |
| 211 | ar71xx_add_device_leds_gpio(-1, ARRAY_SIZE(wzrhpag300h_leds_gpio), |
| 212 | wzrhpag300h_leds_gpio); |
| 213 | |
| 214 | ar71xx_register_gpio_keys_polled(-1, WZRHPAG300H_KEYS_POLL_INTERVAL, |
| 215 | ARRAY_SIZE(wzrhpag300h_gpio_keys), |
| 216 | wzrhpag300h_gpio_keys); |
| 217 | |
| 218 | ar71xx_add_device_spi(NULL, ar71xx_spi_info, |
| 219 | ARRAY_SIZE(ar71xx_spi_info)); |
| 220 | |
| 221 | add_mtd_concat_notifier(); |
| 222 | |
| 223 | ap94_pci_init(eeprom1, mac1, eeprom2, mac2); |
| 224 | } |
| 225 | |
| 226 | MIPS_MACHINE(AR71XX_MACH_WZR_HP_AG300H, "WZR-HP-AG300H", |
| 227 | "Buffalo WZR-HP-AG300H", wzrhpag300h_setup); |
| 228 | |
| 229 | |
