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+/*
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+ * TP-Link TL-WR902AC v1 board support
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+ *
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+ * Copyright (C) 2017 Piotr Dymacz <[email protected]>
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+ *
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+ * This program is free software; you can redistribute it and/or modify it
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+ * under the terms of the GNU General Public License version 2 as published
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+ * by the Free Software Foundation.
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+ */
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+
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+#include <linux/gpio.h>
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+#include <linux/platform_device.h>
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+
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+#include <asm/mach-ath79/ath79.h>
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+#include <asm/mach-ath79/ar71xx_regs.h>
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+
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+#include "common.h"
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+#include "dev-ap9x-pci.h"
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+#include "dev-eth.h"
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+#include "dev-gpio-buttons.h"
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+#include "dev-leds-gpio.h"
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+#include "dev-m25p80.h"
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+#include "dev-usb.h"
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+#include "dev-wmac.h"
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+#include "machtypes.h"
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+
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+
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+#define TL_WR902AC_V1_GPIO_LED_LAN 12
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+#define TL_WR902AC_V1_GPIO_LED_POWER 13
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+#define TL_WR902AC_V1_GPIO_LED_USB 4
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+#define TL_WR902AC_V1_GPIO_LED_WLAN2G 11
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+#define TL_WR902AC_V1_GPIO_LED_WPS 0
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+
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+#define TL_WR902AC_V1_GPIO_BTN_RESET 3
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+#define TL_WR902AC_V1_GPIO_BTN_SW1 17
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+#define TL_WR902AC_V1_GPIO_BTN_SW2 14
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+#define TL_WR902AC_V1_GPIO_BTN_WPS 2
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+
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+#define TL_WR902AC_V1_GPIO_USB_POWER 1
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+
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+#define TL_WR902AC_V1_KEYS_POLL_INTERVAL 20 /* msecs */
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+#define TL_WR902AC_V1_KEYS_DEBOUNCE_INTERVAL \
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+ (3 * TL_WR902AC_V1_KEYS_POLL_INTERVAL)
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+
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+static struct gpio_led tl_wr902ac_v1_leds_gpio[] __initdata = {
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+ {
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+ .name = "tl-wr902ac-v1:green:lan",
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+ .gpio = TL_WR902AC_V1_GPIO_LED_LAN,
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+ .active_low = 1,
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+ }, {
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+ .name = "tl-wr902ac-v1:green:power",
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+ .gpio = TL_WR902AC_V1_GPIO_LED_POWER,
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+ .active_low = 0,
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+ }, {
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+ .name = "tl-wr902ac-v1:green:usb",
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+ .gpio = TL_WR902AC_V1_GPIO_LED_USB,
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+ .active_low = 0,
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+ }, {
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+ .name = "tl-wr902ac-v1:green:wlan2g",
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+ .gpio = TL_WR902AC_V1_GPIO_LED_WLAN2G,
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+ .active_low = 1,
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+ }, {
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+ .name = "tl-wr902ac-v1:green:wps",
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+ .gpio = TL_WR902AC_V1_GPIO_LED_WPS,
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+ .active_low = 1,
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+ }
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+};
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+
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+static struct gpio_keys_button tl_wr902ac_v1_gpio_keys[] __initdata = {
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+ {
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+ .desc = "reset",
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+ .type = EV_KEY,
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+ .code = KEY_RESTART,
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+ .debounce_interval = TL_WR902AC_V1_KEYS_DEBOUNCE_INTERVAL,
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+ .gpio = TL_WR902AC_V1_GPIO_BTN_RESET,
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+ .active_low = 1,
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+ }, {
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+ .desc = "sw1",
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+ .type = EV_KEY,
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+ .code = BTN_0,
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+ .debounce_interval = TL_WR902AC_V1_KEYS_DEBOUNCE_INTERVAL,
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+ .gpio = TL_WR902AC_V1_GPIO_BTN_SW1,
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+ .active_low = 1,
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+ }, {
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+ .desc = "sw2",
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+ .type = EV_KEY,
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+ .code = BTN_1,
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+ .debounce_interval = TL_WR902AC_V1_KEYS_DEBOUNCE_INTERVAL,
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+ .gpio = TL_WR902AC_V1_GPIO_BTN_SW2,
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+ .active_low = 1,
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+ }, {
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+ .desc = "wps",
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+ .type = EV_KEY,
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+ .code = KEY_WPS_BUTTON,
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+ .debounce_interval = TL_WR902AC_V1_KEYS_DEBOUNCE_INTERVAL,
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+ .gpio = TL_WR902AC_V1_GPIO_BTN_WPS,
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+ .active_low = 1,
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+ }
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+};
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+
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+static void __init tl_wr902ac_v1_setup(void)
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+{
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+ u8 *art = (u8 *) KSEG1ADDR(0x1f7f0000);
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+ u8 *mac = (u8 *) KSEG1ADDR(0x1f750008);
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+
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+ ath79_register_m25p80(NULL);
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+
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+ ath79_setup_ar933x_phy4_switch(false, false);
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+ ath79_register_mdio(0, 0x0);
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+
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+ /* LAN */
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+ ath79_switch_data.phy4_mii_en = 1;
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+ ath79_eth0_data.duplex = DUPLEX_FULL;
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+ ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_MII;
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+ ath79_eth0_data.phy_mask = BIT(4);
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+ ath79_eth0_data.speed = SPEED_100;
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+
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+ ath79_init_mac(ath79_eth0_data.mac_addr, mac, 1);
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+ ath79_register_eth(0);
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+
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+ ath79_register_leds_gpio(-1, ARRAY_SIZE(tl_wr902ac_v1_leds_gpio),
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+ tl_wr902ac_v1_leds_gpio);
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+
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+ ath79_register_gpio_keys_polled(-1, TL_WR902AC_V1_KEYS_POLL_INTERVAL,
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+ ARRAY_SIZE(tl_wr902ac_v1_gpio_keys),
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+ tl_wr902ac_v1_gpio_keys);
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+
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+ gpio_request_one(TL_WR902AC_V1_GPIO_USB_POWER,
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+ GPIOF_OUT_INIT_HIGH | GPIOF_EXPORT_DIR_FIXED,
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+ "USB power");
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+
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+ ath79_register_usb();
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+
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+ ath79_register_wmac(art + 0x1000, mac);
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+
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+ ap91_pci_init(art + 0x5000, NULL);
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+}
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+
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+MIPS_MACHINE(ATH79_MACH_TL_WR902AC_V1, "TL-WR902AC-V1", "TP-LINK TL-WR902AC v1",
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+ tl_wr902ac_v1_setup);
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Piotr Dymacz