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/*
 *  Qxwlan E750A v4 board support
 *
 *  Copyright (C) 2017 Peng Zhang <sd20@qxwlan.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/phy.h>
#include <linux/gpio.h>
#include <linux/platform_device.h>
#include <linux/ath9k_platform.h>
#include <linux/ar8216_platform.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"
#include "pci.h"

#define E750A_V4_GPIO_LED_SYS   14
#define E750A_V4_GPIO_LED_LAN   19
#define E750A_V4_GPIO_LED_WAN   18
#define E750A_V4_GPIO_LED_DS10  15
#define E750A_V4_GPIO_LED_DS20  20
#define E750A_V4_GPIO_LED_WLAN  21

#define E750A_V4_GPIO_BTN_RESET 12

#define E750A_V4_KEYS_POLL_INTERVAL     20      /* msecs */
#define E750A_V4_KEYS_DEBOUNCE_INTERVAL (3 * E750A_V4_KEYS_POLL_INTERVAL)

static struct gpio_led e750a_v4_leds_gpio[] __initdata = {
        {
                .name           = "e750a-v4:green:system",
                .gpio           = E750A_V4_GPIO_LED_SYS,
                .active_low     = 1,
        },
        {
                .name           = "e750a-v4:green:lan",
                .gpio           = E750A_V4_GPIO_LED_LAN,
                .active_low     = 1,
        },
        {
                .name           = "e750a-v4:green:wan",
                .gpio           = E750A_V4_GPIO_LED_WAN,
                .active_low     = 1,
        },
        {
                .name           = "e750a-v4:green:wlan",
                .gpio           = E750A_V4_GPIO_LED_WLAN,
                .active_low     = 1,
        },
        {
                .name           = "e750a-v4:green:ds10",
                .gpio           = E750A_V4_GPIO_LED_DS10,
                .active_low     = 1,
        },
        {
                .name           = "e750a-v4:green:ds20",
                .gpio           = E750A_V4_GPIO_LED_DS20,
                .active_low     = 1,
        },
};

static struct gpio_keys_button e750a_v4_gpio_keys[] __initdata = {
        {
                .desc           = "reset",
                .type           = EV_KEY,
                .code           = KEY_RESTART,
                .debounce_interval = E750A_V4_KEYS_DEBOUNCE_INTERVAL,
                .gpio           = E750A_V4_GPIO_BTN_RESET,
                .active_low     = 1,
        },
};


static void __init e750a_v4_setup(void)
{
        u8 *mac = (u8 *) KSEG1ADDR(0x1f050400);
        u8 *art = (u8 *) KSEG1ADDR(0x1f061000);

        ath79_register_m25p80(NULL);

        ath79_register_leds_gpio(-1, ARRAY_SIZE(e750a_v4_leds_gpio),
                        e750a_v4_leds_gpio);
        ath79_register_gpio_keys_polled(-1, E750A_V4_KEYS_POLL_INTERVAL,
                        ARRAY_SIZE(e750a_v4_gpio_keys),
                        e750a_v4_gpio_keys);

        ath79_register_mdio(1, 0x0);
        ath79_setup_ar934x_eth_cfg(AR934X_ETH_CFG_SW_ONLY_MODE);

        /* GMAC1 is connected to the internal switch */
        ath79_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_GMII;
        ath79_init_mac(ath79_eth1_data.mac_addr, mac, 0);
        ath79_register_eth(1);

        /* GMAC0 is connected to the PHY4 of the internal switch */
        ath79_switch_data.phy4_mii_en = 1;
        ath79_switch_data.phy_poll_mask = BIT(4);
        ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_MII;
        ath79_eth0_data.phy_mask = BIT(4);
        ath79_eth0_data.mii_bus_dev = &ath79_mdio1_device.dev;
        ath79_init_mac(ath79_eth0_data.mac_addr, mac, 1);
        ath79_register_eth(0);

        ath79_register_pci();
        ath79_register_usb();
        ath79_register_wmac(art, NULL);
}

MIPS_MACHINE(ATH79_MACH_E750A_V4, "E750A-V4", "Qxlan E750A v4",
                e750a_v4_setup);