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/*
 *  TrendNET TEW-632BRP board support
 *
 *  Copyright (C) 2008-2012 Gabor Juhos <juhosg@openwrt.org>
 *  Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
 *
 *  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 <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-wmac.h"
#include "machtypes.h"
#include "nvram.h"

#define TEW_632BRP_GPIO_LED_STATUS      1
#define TEW_632BRP_GPIO_LED_WPS         3
#define TEW_632BRP_GPIO_LED_WLAN        6
#define TEW_632BRP_GPIO_BTN_WPS         12
#define TEW_632BRP_GPIO_BTN_RESET       21

#define TEW_632BRP_KEYS_POLL_INTERVAL   20      /* msecs */
#define TEW_632BRP_KEYS_DEBOUNCE_INTERVAL (3 * TEW_632BRP_KEYS_POLL_INTERVAL)

#define TEW_632BRP_CONFIG_ADDR  0x1f020000
#define TEW_632BRP_CONFIG_SIZE  0x10000

static struct gpio_led tew_632brp_leds_gpio[] __initdata = {
        {
                .name           = "tew-632brp:green:status",
                .gpio           = TEW_632BRP_GPIO_LED_STATUS,
                .active_low     = 1,
        }, {
                .name           = "tew-632brp:blue:wps",
                .gpio           = TEW_632BRP_GPIO_LED_WPS,
                .active_low     = 1,
        }, {
                .name           = "tew-632brp:green:wlan",
                .gpio           = TEW_632BRP_GPIO_LED_WLAN,
                .active_low     = 1,
        }
};

static struct gpio_keys_button tew_632brp_gpio_keys[] __initdata = {
        {
                .desc           = "reset",
                .type           = EV_KEY,
                .code           = KEY_RESTART,
                .debounce_interval = TEW_632BRP_KEYS_DEBOUNCE_INTERVAL,
                .gpio           = TEW_632BRP_GPIO_BTN_RESET,
                .active_low     = 1,
        }, {
                .desc           = "wps",
                .type           = EV_KEY,
                .code           = KEY_WPS_BUTTON,
                .debounce_interval = TEW_632BRP_KEYS_DEBOUNCE_INTERVAL,
                .gpio           = TEW_632BRP_GPIO_BTN_WPS,
                .active_low     = 1,
        }
};

#define TEW_632BRP_LAN_PHYMASK  BIT(0)
#define TEW_632BRP_WAN_PHYMASK  BIT(4)
#define TEW_632BRP_MDIO_MASK    (~(TEW_632BRP_LAN_PHYMASK | \
                                   TEW_632BRP_WAN_PHYMASK))

static void __init tew_632brp_setup(void)
{
        const char *config = (char *) KSEG1ADDR(TEW_632BRP_CONFIG_ADDR);
        u8 *eeprom = (u8 *) KSEG1ADDR(0x1fff1000);
        u8 mac[6];
        u8 *wlan_mac = NULL;

        if (ath79_nvram_parse_mac_addr(config, TEW_632BRP_CONFIG_SIZE,
                                       "lan_mac=", mac) == 0) {
                ath79_init_mac(ath79_eth0_data.mac_addr, mac, 0);
                ath79_init_mac(ath79_eth1_data.mac_addr, mac, 1);
                wlan_mac = mac;
        }

        ath79_register_mdio(0, TEW_632BRP_MDIO_MASK);

        ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RMII;
        ath79_eth0_data.phy_mask = TEW_632BRP_LAN_PHYMASK;

        ath79_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_RMII;
        ath79_eth1_data.phy_mask = TEW_632BRP_WAN_PHYMASK;

        ath79_register_eth(0);
        ath79_register_eth(1);

        ath79_register_m25p80(NULL);

        ath79_register_leds_gpio(-1, ARRAY_SIZE(tew_632brp_leds_gpio),
                                 tew_632brp_leds_gpio);

        ath79_register_gpio_keys_polled(-1, TEW_632BRP_KEYS_POLL_INTERVAL,
                                        ARRAY_SIZE(tew_632brp_gpio_keys),
                                        tew_632brp_gpio_keys);

        ath79_register_wmac(eeprom, wlan_mac);
}

MIPS_MACHINE(ATH79_MACH_TEW_632BRP, "TEW-632BRP", "TRENDnet TEW-632BRP",
             tew_632brp_setup);