2 * Buffalo WZR-HP-AG300H board support
4 * Copyright (C) 2011 Felix Fietkau <nbd@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/mtd/concat.h>
16 #include <asm/mips_machine.h>
17 #include <asm/mach-ar71xx/ar71xx.h>
18 #include <asm/mach-ar71xx/gpio.h>
22 #include "dev-ap94-pci.h"
23 #include "dev-gpio-buttons.h"
24 #include "dev-leds-gpio.h"
25 #include "dev-m25p80.h"
28 #define WZRHPAG300H_MAC_OFFSET 0x20c
29 #define WZRHPAG300H_KEYS_POLL_INTERVAL 20 /* msecs */
30 #define WZRHPAG300H_KEYS_DEBOUNCE_INTERVAL (3 * WZRHPAG300H_KEYS_POLL_INTERVAL)
32 #ifdef CONFIG_MTD_PARTITIONS
33 static struct mtd_partition wzrhpag300h_flash_partitions[] = {
38 .mask_flags = MTD_WRITEABLE,
43 .mask_flags = MTD_WRITEABLE,
48 .mask_flags = MTD_WRITEABLE,
58 .name = "user_property",
61 .mask_flags = MTD_WRITEABLE,
69 #endif /* CONFIG_MTD_PARTITIONS */
71 static struct mtd_info *concat_devs[2] = { NULL, NULL };
72 static struct work_struct mtd_concat_work;
74 static void mtd_concat_add_work(struct work_struct *work)
78 mtd = mtd_concat_create(concat_devs, ARRAY_SIZE(concat_devs), "flash");
80 #ifdef CONFIG_MTD_PARTITIONS
81 add_mtd_partitions(mtd, wzrhpag300h_flash_partitions,
82 ARRAY_SIZE(wzrhpag300h_flash_partitions));
88 static void mtd_concat_add(struct mtd_info *mtd)
90 static bool registered = false;
95 if (!strcmp(mtd->name, "spi0.0"))
97 else if (!strcmp(mtd->name, "spi0.1"))
102 if (!concat_devs[0] || !concat_devs[1])
106 INIT_WORK(&mtd_concat_work, mtd_concat_add_work);
107 schedule_work(&mtd_concat_work);
110 static void mtd_concat_remove(struct mtd_info *mtd)
114 static void add_mtd_concat_notifier(void)
116 static struct mtd_notifier not = {
117 .add = mtd_concat_add,
118 .remove = mtd_concat_remove,
121 register_mtd_user(¬);
124 static struct gpio_led wzrhpag300h_leds_gpio[] __initdata = {
126 .name = "buffalo:red:diag",
133 static struct gpio_keys_button wzrhpag300h_gpio_keys[] __initdata = {
138 .debounce_interval = WZRHPAG300H_KEYS_DEBOUNCE_INTERVAL,
145 .debounce_interval = WZRHPAG300H_KEYS_DEBOUNCE_INTERVAL,
151 .code = KEY_WPS_BUTTON,
152 .debounce_interval = WZRHPAG300H_KEYS_DEBOUNCE_INTERVAL,
156 .desc = "router_auto",
159 .debounce_interval = WZRHPAG300H_KEYS_DEBOUNCE_INTERVAL,
163 .desc = "router_off",
166 .debounce_interval = WZRHPAG300H_KEYS_DEBOUNCE_INTERVAL,
172 static struct spi_board_info ar71xx_spi_info[] = {
176 .max_speed_hz = 25000000,
177 .modalias = "m25p80",
182 .max_speed_hz = 25000000,
183 .modalias = "m25p80",
187 static void __init wzrhpag300h_setup(void)
189 u8 *eeprom1 = (u8 *) KSEG1ADDR(0x1f051000);
190 u8 *eeprom2 = (u8 *) KSEG1ADDR(0x1f055000);
191 u8 *mac1 = eeprom1 + WZRHPAG300H_MAC_OFFSET;
192 u8 *mac2 = eeprom2 + WZRHPAG300H_MAC_OFFSET;
194 ar71xx_init_mac(ar71xx_eth0_data.mac_addr, mac1, 0);
195 ar71xx_init_mac(ar71xx_eth1_data.mac_addr, mac2, 1);
197 ar71xx_add_device_mdio(0, ~(BIT(0) | BIT(4)));
199 ar71xx_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
200 ar71xx_eth0_data.speed = SPEED_1000;
201 ar71xx_eth0_data.duplex = DUPLEX_FULL;
202 ar71xx_eth0_data.phy_mask = BIT(0);
204 ar71xx_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
205 ar71xx_eth1_data.phy_mask = BIT(4);
207 ar71xx_add_device_eth(0);
208 ar71xx_add_device_eth(1);
210 ar71xx_add_device_usb();
211 gpio_request(2, "usb");
212 gpio_direction_output(2, 1);
214 ar71xx_add_device_leds_gpio(-1, ARRAY_SIZE(wzrhpag300h_leds_gpio),
215 wzrhpag300h_leds_gpio);
217 ar71xx_register_gpio_keys_polled(-1, WZRHPAG300H_KEYS_POLL_INTERVAL,
218 ARRAY_SIZE(wzrhpag300h_gpio_keys),
219 wzrhpag300h_gpio_keys);
221 ar71xx_add_device_spi(NULL, ar71xx_spi_info,
222 ARRAY_SIZE(ar71xx_spi_info));
224 add_mtd_concat_notifier();
226 ap94_pci_init(eeprom1, mac1, eeprom2, mac2);
229 MIPS_MACHINE(AR71XX_MACH_WZR_HP_AG300H, "WZR-HP-AG300H",
230 "Buffalo WZR-HP-AG300H", wzrhpag300h_setup);