/* * AVM FRITZ!Box 4020 board support * * Copyright (C) 2018 David Bauer * * 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 #include #include #include #include #include #include #include #include #include #include #include #include "common.h" #include "dev-eth.h" #include "dev-gpio-buttons.h" #include "dev-leds-gpio.h" #include "dev-m25p80.h" #include "dev-spi.h" #include "dev-usb.h" #include "dev-wmac.h" #include "machtypes.h" #define FRITZ4020_GPIO_SHIFT_SER 19 /* DS, Data Serial Input */ #define FRITZ4020_GPIO_SHIFT_SRCLK 20 /* SHCP, Shift Reg Clock Input */ #define FRITZ4020_SSR_BIT_0 0 #define FRITZ4020_SSR_BIT_1 1 #define FRITZ4020_SSR_BIT_2 2 #define FRITZ4020_SSR_BIT_3 3 #define FRITZ4020_SSR_BIT_4 4 #define FRITZ4020_SSR_BIT_5 5 #define FRITZ4020_SSR_BIT_6 6 #define FRITZ4020_SSR_BIT_7 7 #define FRITZ4020_74HC_GPIO_BASE 32 #define FRITZ4020_74HC_GPIO_LED_LAN (FRITZ4020_74HC_GPIO_BASE + 0) #define FRITZ4020_74HC_GPIO_LED_INFO_RED (FRITZ4020_74HC_GPIO_BASE + 1) #define FRITZ4020_74HC_GPIO_LED_POWER (FRITZ4020_74HC_GPIO_BASE + 2) #define FRITZ4020_74HC_GPIO_LED_WLAN (FRITZ4020_74HC_GPIO_BASE + 3) #define FRITZ4020_74HC_GPIO_LED_WAN (FRITZ4020_74HC_GPIO_BASE + 4) #define FRITZ4020_74HC_GPIO_USB_RST (FRITZ4020_74HC_GPIO_BASE + 5) #define FRITZ4020_74HC_GPIO_LED_INFO (FRITZ4020_74HC_GPIO_BASE + 6) #define FRITZ4020_GPIO_BTN_WPS 2 #define FRITZ4020_GPIO_BTN_WLAN 21 #define FRITZ4020_KEYS_POLL_INTERVAL 20 /* msecs */ #define FRITZ4020_KEYS_DEBOUNCE_INTERVAL (3 * FRITZ4020_KEYS_POLL_INTERVAL) #define FRTIZ4020_OFFSET_URLADER_WIFI_MAC_REVERSE 0x1979 static struct spi_gpio_platform_data fritz4020_spi_data = { .sck = FRITZ4020_GPIO_SHIFT_SRCLK, .miso = SPI_GPIO_NO_MISO, .mosi = FRITZ4020_GPIO_SHIFT_SER, .num_chipselect = 1, }; static u8 fritz4020_ssr_initdata[] = { BIT(FRITZ4020_SSR_BIT_7) | BIT(FRITZ4020_SSR_BIT_6) | BIT(FRITZ4020_SSR_BIT_5) | BIT(FRITZ4020_SSR_BIT_4) | BIT(FRITZ4020_SSR_BIT_3) | BIT(FRITZ4020_SSR_BIT_2) | BIT(FRITZ4020_SSR_BIT_1) }; static struct gen_74x164_chip_platform_data fritz4020_ssr_data = { .base = FRITZ4020_74HC_GPIO_BASE, .num_registers = ARRAY_SIZE(fritz4020_ssr_initdata), .init_data = fritz4020_ssr_initdata, }; static struct platform_device fritz4020_spi_device = { .name = "spi_gpio", .id = 1, .dev = { .platform_data = &fritz4020_spi_data, }, }; static struct spi_board_info fritz4020_spi_info[] = { { .bus_num = 1, .chip_select = 0, .max_speed_hz = 10000000, .modalias = "74x164", .platform_data = &fritz4020_ssr_data, .controller_data = (void *) 0x0, }, }; static struct mtd_partition fritz4020_flash_partitions[] = { { .name = "urlader", .offset = 0, .size = 0x0020000, .mask_flags = MTD_WRITEABLE, }, { .name = "firmware", .offset = 0x0020000, .size = 0x0EE0000, }, { .name = "tffs (1)", .offset = 0x0f00000, .size = 0x0080000, .mask_flags = MTD_WRITEABLE, }, { .name = "tffs (2)", .offset = 0x0f80000, .size = 0x0080000, .mask_flags = MTD_WRITEABLE, } }; static struct flash_platform_data fritz4020_flash_data = { .parts = fritz4020_flash_partitions, .nr_parts = ARRAY_SIZE(fritz4020_flash_partitions), }; static struct gpio_led fritz4020_leds_gpio[] __initdata = { { .name = "fritz4020:green:lan", .gpio = FRITZ4020_74HC_GPIO_LED_LAN, .active_low = 1, }, { .name = "fritz4020:green:info", .gpio = FRITZ4020_74HC_GPIO_LED_INFO, .active_low = 1, }, { .name = "fritz4020:red:info", .gpio = FRITZ4020_74HC_GPIO_LED_INFO_RED, .active_low = 1, }, { .name = "fritz4020:green:power", .gpio = FRITZ4020_74HC_GPIO_LED_POWER, .active_low = 1, }, { .name = "fritz4020:green:wlan", .gpio = FRITZ4020_74HC_GPIO_LED_WLAN, .active_low = 1, }, { .name = "fritz4020:green:wan", .gpio = FRITZ4020_74HC_GPIO_LED_WAN, .active_low = 1, }, }; static struct gpio_keys_button fritz4020_gpio_keys[] __initdata = { { .desc = "RFKILL button", .type = EV_KEY, .code = KEY_RFKILL, .debounce_interval = FRITZ4020_KEYS_DEBOUNCE_INTERVAL, .gpio = FRITZ4020_GPIO_BTN_WLAN, .active_low = 1, }, { .desc = "WPS button", .type = EV_KEY, .code = KEY_WPS_BUTTON, .debounce_interval = FRITZ4020_KEYS_DEBOUNCE_INTERVAL, .gpio = FRITZ4020_GPIO_BTN_WPS, .active_low = 1, }, }; static void __init fritz4020_setup(void) { u8 *urlader = (u8 *) KSEG1ADDR(0x1f000000); u8 wifi_mac[ETH_ALEN]; ath79_register_m25p80(&fritz4020_flash_data); /* Initialize ethernet */ ath79_extract_mac_reverse(urlader + FRTIZ4020_OFFSET_URLADER_WIFI_MAC_REVERSE, wifi_mac); ath79_setup_qca956x_eth_cfg(QCA956X_ETH_CFG_SW_PHY_SWAP | QCA956X_ETH_CFG_SW_PHY_ADDR_SWAP); ath79_register_mdio(0, 0x0); ath79_register_mdio(1, 0x0); ath79_init_mac(ath79_eth0_data.mac_addr, wifi_mac, -1); ath79_init_mac(ath79_eth1_data.mac_addr, wifi_mac, -2); /* WAN port */ ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_MII; ath79_eth0_data.speed = SPEED_100; ath79_eth0_data.duplex = DUPLEX_FULL; ath79_eth0_data.phy_mask = BIT(0); ath79_register_eth(0); /* LAN ports */ ath79_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_GMII; ath79_eth1_data.speed = SPEED_1000; ath79_eth1_data.duplex = DUPLEX_FULL; ath79_switch_data.phy_poll_mask |= BIT(0); ath79_switch_data.phy4_mii_en = 1; ath79_register_eth(1); /* Initialize 2.4GHz WiFi */ ath79_register_wmac_simple(); /* Activate USB Power */ gpio_request_one(FRITZ4020_74HC_GPIO_USB_RST, GPIOF_OUT_INIT_HIGH | GPIOF_EXPORT_DIR_FIXED, "USB power"); /* Initialize USB port */ ath79_register_usb(); /* Register LED shift-register */ spi_register_board_info(fritz4020_spi_info, ARRAY_SIZE(fritz4020_spi_info)); platform_device_register(&fritz4020_spi_device); /* Register GPIO buttons */ ath79_register_gpio_keys_polled(-1, FRITZ4020_KEYS_POLL_INTERVAL, ARRAY_SIZE(fritz4020_gpio_keys), fritz4020_gpio_keys); /* Register LEDs */ ath79_register_leds_gpio(-1, ARRAY_SIZE(fritz4020_leds_gpio), fritz4020_leds_gpio); } MIPS_MACHINE(ATH79_MACH_FRITZ4020, "FRITZ4020", "AVM FRITZ!Box 4020", fritz4020_setup);