--- /dev/null
+/*
+ * AVM FRITZ!Box 4020 board support
+ *
+ * Copyright (C) 2018 David Bauer <mail@david-bauer.net>
+ *
+ * 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/init.h>
+#include <linux/ath9k_platform.h>
+#include <linux/etherdevice.h>
+#include <linux/gpio.h>
+#include <linux/platform_device.h>
+
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/partitions.h>
+#include <linux/platform_data/mdio-gpio.h>
+#include <linux/spi/spi_gpio.h>
+#include <linux/spi/74x164.h>
+
+#include <asm/mach-ath79/ath79.h>
+#include <asm/mach-ath79/ar71xx_regs.h>
+
+#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 = 0,
+ },
+ {
+ .desc = "WPS button",
+ .type = EV_KEY,
+ .code = KEY_WPS_BUTTON,
+ .debounce_interval = FRITZ4020_KEYS_DEBOUNCE_INTERVAL,
+ .gpio = FRITZ4020_GPIO_BTN_WPS,
+ .active_low = 0,
+ },
+};
+
+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);
projects / openwrt / staging / stintel.git / commitdiff