/* * Buffalo WZR-HP-G300NH board support * * Copyright (C) 2010-2012 Gabor Juhos <juhosg@openwrt.org> * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 as published * by the Free Software Foundation. */ #include <linux/platform_device.h> #include <linux/mtd/mtd.h> #include <linux/mtd/partitions.h> #include <linux/mtd/physmap.h> #include <linux/nxp_74hc153.h> #include <linux/rtl8366.h> #include <asm/mach-ath79/ath79.h> #include "dev-eth.h" #include "dev-gpio-buttons.h" #include "dev-leds-gpio.h" #include "dev-usb.h" #include "dev-wmac.h" #include "machtypes.h" #define WZRHPG300NH_GPIO_LED_USB 0 #define WZRHPG300NH_GPIO_LED_DIAG 1 #define WZRHPG300NH_GPIO_LED_WIRELESS 6 #define WZRHPG300NH_GPIO_LED_SECURITY 17 #define WZRHPG300NH_GPIO_LED_ROUTER 18 #define WZRHPG300NH_GPIO_RTL8366_SDA 19 #define WZRHPG300NH_GPIO_RTL8366_SCK 20 #define WZRHPG300NH_GPIO_74HC153_S0 9 #define WZRHPG300NH_GPIO_74HC153_S1 11 #define WZRHPG300NH_GPIO_74HC153_1Y 12 #define WZRHPG300NH_GPIO_74HC153_2Y 14 #define WZRHPG300NH_GPIO_EXP_BASE 32 #define WZRHPG300NH_GPIO_BTN_AOSS (WZRHPG300NH_GPIO_EXP_BASE + 0) #define WZRHPG300NH_GPIO_BTN_RESET (WZRHPG300NH_GPIO_EXP_BASE + 1) #define WZRHPG300NH_GPIO_BTN_ROUTER_ON (WZRHPG300NH_GPIO_EXP_BASE + 2) #define WZRHPG300NH_GPIO_BTN_QOS_ON (WZRHPG300NH_GPIO_EXP_BASE + 3) #define WZRHPG300NH_GPIO_BTN_USB (WZRHPG300NH_GPIO_EXP_BASE + 5) #define WZRHPG300NH_GPIO_BTN_ROUTER_AUTO (WZRHPG300NH_GPIO_EXP_BASE + 6) #define WZRHPG300NH_GPIO_BTN_QOS_OFF (WZRHPG300NH_GPIO_EXP_BASE + 7) #define WZRHPG300NH_KEYS_POLL_INTERVAL 20 /* msecs */ #define WZRHPG300NH_KEYS_DEBOUNCE_INTERVAL (3 * WZRHPG300NH_KEYS_POLL_INTERVAL) #define WZRHPG300NH_MAC_OFFSET 0x20c static struct mtd_partition wzrhpg300nh_flash_partitions[] = { { .name = "u-boot", .offset = 0, .size = 0x0040000, .mask_flags = MTD_WRITEABLE, }, { .name = "u-boot-env", .offset = 0x0040000, .size = 0x0020000, .mask_flags = MTD_WRITEABLE, }, { .name = "firmware", .offset = 0x0060000, .size = 0x1f60000, }, { .name = "user_property", .offset = 0x1fc0000, .size = 0x0020000, .mask_flags = MTD_WRITEABLE, }, { .name = "art", .offset = 0x1fe0000, .size = 0x0020000, .mask_flags = MTD_WRITEABLE, } }; static struct physmap_flash_data wzrhpg300nh_flash_data = { .width = 2, .parts = wzrhpg300nh_flash_partitions, .nr_parts = ARRAY_SIZE(wzrhpg300nh_flash_partitions), }; #define WZRHPG300NH_FLASH_BASE 0x1e000000 #define WZRHPG300NH_FLASH_SIZE (32 * 1024 * 1024) static struct resource wzrhpg300nh_flash_resources[] = { [0] = { .start = WZRHPG300NH_FLASH_BASE, .end = WZRHPG300NH_FLASH_BASE + WZRHPG300NH_FLASH_SIZE - 1, .flags = IORESOURCE_MEM, }, }; static struct platform_device wzrhpg300nh_flash_device = { .name = "physmap-flash", .id = -1, .resource = wzrhpg300nh_flash_resources, .num_resources = ARRAY_SIZE(wzrhpg300nh_flash_resources), .dev = { .platform_data = &wzrhpg300nh_flash_data, } }; static struct gpio_led wzrhpg300nh_leds_gpio[] __initdata = { { .name = "buffalo:orange:security", .gpio = WZRHPG300NH_GPIO_LED_SECURITY, .active_low = 1, }, { .name = "buffalo:green:wireless", .gpio = WZRHPG300NH_GPIO_LED_WIRELESS, .active_low = 1, }, { .name = "buffalo:green:router", .gpio = WZRHPG300NH_GPIO_LED_ROUTER, .active_low = 1, }, { .name = "buffalo:red:diag", .gpio = WZRHPG300NH_GPIO_LED_DIAG, .active_low = 1, }, { .name = "buffalo:blue:usb", .gpio = WZRHPG300NH_GPIO_LED_USB, .active_low = 1, } }; static struct gpio_keys_button wzrhpg300nh_gpio_keys[] __initdata = { { .desc = "reset", .type = EV_KEY, .code = KEY_RESTART, .debounce_interval = WZRHPG300NH_KEYS_DEBOUNCE_INTERVAL, .gpio = WZRHPG300NH_GPIO_BTN_RESET, .active_low = 1, }, { .desc = "aoss", .type = EV_KEY, .code = KEY_WPS_BUTTON, .debounce_interval = WZRHPG300NH_KEYS_DEBOUNCE_INTERVAL, .gpio = WZRHPG300NH_GPIO_BTN_AOSS, .active_low = 1, }, { .desc = "usb", .type = EV_KEY, .code = BTN_2, .debounce_interval = WZRHPG300NH_KEYS_DEBOUNCE_INTERVAL, .gpio = WZRHPG300NH_GPIO_BTN_USB, .active_low = 1, }, { .desc = "qos_on", .type = EV_KEY, .code = BTN_3, .debounce_interval = WZRHPG300NH_KEYS_DEBOUNCE_INTERVAL, .gpio = WZRHPG300NH_GPIO_BTN_QOS_ON, .active_low = 0, }, { .desc = "qos_off", .type = EV_KEY, .code = BTN_4, .debounce_interval = WZRHPG300NH_KEYS_DEBOUNCE_INTERVAL, .gpio = WZRHPG300NH_GPIO_BTN_QOS_OFF, .active_low = 0, }, { .desc = "router_on", .type = EV_KEY, .code = BTN_5, .debounce_interval = WZRHPG300NH_KEYS_DEBOUNCE_INTERVAL, .gpio = WZRHPG300NH_GPIO_BTN_ROUTER_ON, .active_low = 0, }, { .desc = "router_auto", .type = EV_KEY, .code = BTN_6, .debounce_interval = WZRHPG300NH_KEYS_DEBOUNCE_INTERVAL, .gpio = WZRHPG300NH_GPIO_BTN_ROUTER_AUTO, .active_low = 0, } }; static struct nxp_74hc153_platform_data wzrhpg300nh_74hc153_data = { .gpio_base = WZRHPG300NH_GPIO_EXP_BASE, .gpio_pin_s0 = WZRHPG300NH_GPIO_74HC153_S0, .gpio_pin_s1 = WZRHPG300NH_GPIO_74HC153_S1, .gpio_pin_1y = WZRHPG300NH_GPIO_74HC153_1Y, .gpio_pin_2y = WZRHPG300NH_GPIO_74HC153_2Y, }; static struct platform_device wzrhpg300nh_74hc153_device = { .name = NXP_74HC153_DRIVER_NAME, .id = -1, .dev = { .platform_data = &wzrhpg300nh_74hc153_data, } }; static struct rtl8366_platform_data wzrhpg300nh_rtl8366_data = { .gpio_sda = WZRHPG300NH_GPIO_RTL8366_SDA, .gpio_sck = WZRHPG300NH_GPIO_RTL8366_SCK, }; static struct platform_device wzrhpg300nh_rtl8366s_device = { .name = RTL8366S_DRIVER_NAME, .id = -1, .dev = { .platform_data = &wzrhpg300nh_rtl8366_data, } }; static struct platform_device wzrhpg300nh_rtl8366rb_device = { .name = RTL8366RB_DRIVER_NAME, .id = -1, .dev = { .platform_data = &wzrhpg300nh_rtl8366_data, } }; static void __init wzrhpg300nh_setup(void) { u8 *eeprom = (u8 *) KSEG1ADDR(0x1fff1000); u8 *mac = eeprom + WZRHPG300NH_MAC_OFFSET; bool hasrtl8366rb = false; ath79_init_mac(ath79_eth0_data.mac_addr, mac, 0); ath79_init_mac(ath79_eth1_data.mac_addr, mac, 1); if (rtl8366_smi_detect(&wzrhpg300nh_rtl8366_data) == RTL8366_TYPE_RB) hasrtl8366rb = true; if (hasrtl8366rb) { ath79_eth0_pll_data.pll_1000 = 0x1f000000; ath79_eth0_data.mii_bus_dev = &wzrhpg300nh_rtl8366rb_device.dev; ath79_eth1_pll_data.pll_1000 = 0x100; ath79_eth1_data.mii_bus_dev = &wzrhpg300nh_rtl8366rb_device.dev; } else { ath79_eth0_pll_data.pll_1000 = 0x1e000100; ath79_eth0_data.mii_bus_dev = &wzrhpg300nh_rtl8366s_device.dev; ath79_eth1_pll_data.pll_1000 = 0x1e000100; ath79_eth1_data.mii_bus_dev = &wzrhpg300nh_rtl8366s_device.dev; } ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII; ath79_eth0_data.speed = SPEED_1000; ath79_eth0_data.duplex = DUPLEX_FULL; ath79_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII; ath79_eth1_data.phy_mask = 0x10; ath79_register_eth(0); ath79_register_eth(1); ath79_register_usb(); ath79_register_wmac(eeprom, NULL); platform_device_register(&wzrhpg300nh_74hc153_device); platform_device_register(&wzrhpg300nh_flash_device); if (hasrtl8366rb) platform_device_register(&wzrhpg300nh_rtl8366rb_device); else platform_device_register(&wzrhpg300nh_rtl8366s_device); ath79_register_leds_gpio(-1, ARRAY_SIZE(wzrhpg300nh_leds_gpio), wzrhpg300nh_leds_gpio); ath79_register_gpio_keys_polled(-1, WZRHPG300NH_KEYS_POLL_INTERVAL, ARRAY_SIZE(wzrhpg300nh_gpio_keys), wzrhpg300nh_gpio_keys); } MIPS_MACHINE(ATH79_MACH_WZR_HP_G300NH, "WZR-HP-G300NH", "Buffalo WZR-HP-G300NH", wzrhpg300nh_setup);