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/*
 *  GL-CONNECT iNet board support
 *
 *  Copyright (C) 2011 dongyuqi <729650915@qq.com>
 *  Copyright (C) 2011-2012 Gabor Juhos <juhosg@openwrt.org>
 *  Copyright (C) 2013 alzhao <alzhao@gmail.com>
 *  Copyright (C) 2014 Michel Stempin <michel.stempin@wanadoo.fr>
 *
 *  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 <asm/mach-ath79/ath79.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 GL_INET_GPIO_LED_WLAN           0
#define GL_INET_GPIO_LED_LAN            13
#define GL_INET_GPIO_BTN_RESET          11

#define GL_INET_KEYS_POLL_INTERVAL      20      /* msecs */
#define GL_INET_KEYS_DEBOUNCE_INTERVAL  (3 * GL_INET_KEYS_POLL_INTERVAL)

static const char * gl_inet_part_probes[] = {
        "tp-link", /* dont change, this will use tplink parser */
        NULL ,
};

static struct flash_platform_data gl_inet_flash_data = {
        .part_probes = gl_inet_part_probes,
};

static struct gpio_led gl_inet_leds_gpio[] __initdata = {
        {
                .name = "gl-inet:red:wlan",
                .gpio = GL_INET_GPIO_LED_WLAN,
                .active_low = 0,
        },
        {
                .name = "gl-inet:green:lan",
                .gpio = GL_INET_GPIO_LED_LAN,
                .active_low = 0,
                .default_state = 1,
        },
};

static struct gpio_keys_button gl_inet_gpio_keys[] __initdata = {
        {
                .desc = "reset",
                .type = EV_KEY,
                .code = KEY_RESTART,
                .debounce_interval = GL_INET_KEYS_DEBOUNCE_INTERVAL,
                .gpio = GL_INET_GPIO_BTN_RESET,
                .active_low = 0,
        }
};

static void __init gl_inet_setup(void)
{
        /* get the mac address which is stored in the 1st 64k uboot MTD */
        u8 *mac = (u8 *) KSEG1ADDR(0x1f01fc00);

        /* get the art address, which is the last 64K. By using
           0x1fff1000, it doesn't matter it is 4M, 8M or 16M flash */
        u8 *ee = (u8 *) KSEG1ADDR(0x1fff1000);

        /* disable PHY_SWAP and PHY_ADDR_SWAP bits */
        ath79_setup_ar933x_phy4_switch(false, false);

        /* register flash. MTD will use tp-link parser to parser MTD */
        ath79_register_m25p80(&gl_inet_flash_data);

        /* register gpio LEDs and keys */
        ath79_register_leds_gpio(-1, ARRAY_SIZE(gl_inet_leds_gpio),
                                 gl_inet_leds_gpio);
        ath79_register_gpio_keys_polled(-1, GL_INET_KEYS_POLL_INTERVAL,
                                        ARRAY_SIZE(gl_inet_gpio_keys),
                                        gl_inet_gpio_keys);

        /* enable usb */
        ath79_register_usb();

        /* register eth0 as WAN, eth1 as LAN */
        ath79_init_mac(ath79_eth0_data.mac_addr, mac, 0);
        ath79_register_mdio(0, 0x0);
        ath79_register_eth(0);
        ath79_init_mac(ath79_eth1_data.mac_addr, mac, 0);
        ath79_register_eth(1);

        /* register wireless mac with cal data */
        ath79_register_wmac(ee, mac);
}

MIPS_MACHINE(ATH79_MACH_GL_INET, "GL-INET", "GL-CONNECT INET v1",
             gl_inet_setup);