+/*
+ * ALFA Network R36A board support
+ *
+ * Copyright (C) 2018 Piotr Dymacz <pepe2k@gmail.com>
+ *
+ * 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/gpio.h>
+#include <linux/platform_device.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-usb.h"
+#include "dev-wmac.h"
+#include "machtypes.h"
+
+#define R36A_GPIO_LED_LAN 4
+#define R36A_GPIO_LED_STATUS 14
+#define R36A_GPIO_LED_USB 12
+#define R36A_GPIO_LED_WAN 16
+#define R36A_GPIO_LED_WLAN 15
+
+#define R36A_GPIO_WDT_EN 1
+#define R36A_GPIO_WDT_IN 0
+#define R36A_GPIO_USB_PWR 3
+
+#define R36A_GPIO_BTN_RESET 2
+#define R36A_GPIO_BTN_RFKILL 17
+
+#define R36A_KEYS_POLL_INTERVAL 20
+#define R36A_KEYS_DEBOUNCE_INTERVAL (3 * R36A_KEYS_POLL_INTERVAL)
+
+#define R36A_WMAC_CALDATA_OFFSET 0x1000
+
+static struct gpio_led r36a_leds_gpio[] __initdata = {
+ {
+ .name = "r36a:blue:lan",
+ .gpio = R36A_GPIO_LED_LAN,
+ .active_low = 1,
+ }, {
+ .name = "r36a:blue:status",
+ .gpio = R36A_GPIO_LED_STATUS,
+ .active_low = 1,
+ }, {
+ .name = "r36a:blue:usb",
+ .gpio = R36A_GPIO_LED_USB,
+ .active_low = 1,
+ }, {
+ .name = "r36a:blue:wan",
+ .gpio = R36A_GPIO_LED_WAN,
+ .active_low = 1,
+ }, {
+ .name = "r36a:blue:wlan",
+ .gpio = R36A_GPIO_LED_WLAN,
+ .active_low = 1,
+ },
+};
+
+static struct gpio_keys_button r36a_gpio_keys[] __initdata = {
+ {
+ .desc = "reset",
+ .type = EV_KEY,
+ .code = KEY_RESTART,
+ .debounce_interval = R36A_KEYS_DEBOUNCE_INTERVAL,
+ .gpio = R36A_GPIO_BTN_RESET,
+ .active_low = 1,
+ }, {
+ .desc = "rfkill",
+ .type = EV_KEY,
+ .code = KEY_RFKILL,
+ .debounce_interval = R36A_KEYS_DEBOUNCE_INTERVAL,
+ .gpio = R36A_GPIO_BTN_RFKILL,
+ .active_low = 1,
+ },
+};
+
+static void __init r36a_setup(void)
+{
+ u8 *art = (u8 *) KSEG1ADDR(0x1f070000);
+
+ ath79_register_m25p80(NULL);
+
+ ath79_setup_ar933x_phy4_switch(false, false);
+
+ ath79_register_mdio(0, 0x0);
+
+ ath79_switch_data.phy4_mii_en = 1;
+ ath79_switch_data.phy_poll_mask = 0xf7;
+
+ /* LAN */
+ ath79_eth0_data.duplex = DUPLEX_FULL;
+ ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_MII;
+ ath79_eth0_data.phy_mask = BIT(4);
+ ath79_eth0_data.speed = SPEED_100;
+ ath79_init_mac(ath79_eth0_data.mac_addr, art, 0);
+ ath79_register_eth(0);
+
+ /* WAN */
+ ath79_eth1_data.duplex = DUPLEX_FULL;
+ ath79_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_GMII;
+ ath79_init_mac(ath79_eth1_data.mac_addr, art, 1);
+ ath79_register_eth(1);
+
+ /* Disable JTAG (enables GPIO0-3) */
+ ath79_gpio_function_enable(AR934X_GPIO_FUNC_JTAG_DISABLE);
+
+ ath79_register_leds_gpio(-1, ARRAY_SIZE(r36a_leds_gpio),
+ r36a_leds_gpio);
+
+ ath79_register_gpio_keys_polled(-1, R36A_KEYS_POLL_INTERVAL,
+ ARRAY_SIZE(r36a_gpio_keys),
+ r36a_gpio_keys);
+
+ gpio_request_one(R36A_GPIO_WDT_IN,
+ GPIOF_OUT_INIT_LOW | GPIOF_EXPORT_DIR_FIXED,
+ "WDT input");
+
+ gpio_request_one(R36A_GPIO_WDT_EN,
+ GPIOF_OUT_INIT_LOW | GPIOF_EXPORT_DIR_FIXED,
+ "WDT enable");
+
+ gpio_request_one(R36A_GPIO_USB_PWR,
+ GPIOF_OUT_INIT_HIGH | GPIOF_EXPORT_DIR_FIXED,
+ "USB power");
+
+ ath79_register_wmac(art + R36A_WMAC_CALDATA_OFFSET, NULL);
+
+ ath79_register_usb();
+}
+
+MIPS_MACHINE(ATH79_MACH_R36A, "R36A", "ALFA Network R36A", r36a_setup);
projects / openwrt / openwrt.git / commitdiff