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/*
 *  Senao CAP4200AG board support
 *
 *  Copyright (C) 2012 Gabor Juhos <juhosg@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 <linux/pci.h>
#include <linux/phy.h>
#include <linux/platform_device.h>
#include <linux/ath9k_platform.h>

#include <asm/mach-ath79/ar71xx_regs.h>

#include "common.h"
#include "dev-ap9x-pci.h"
#include "dev-eth.h"
#include "dev-gpio-buttons.h"
#include "dev-leds-gpio.h"
#include "dev-m25p80.h"
#include "dev-spi.h"
#include "dev-usb.h"
#include "dev-wmac.h"
#include "machtypes.h"

#define CAP4200AG_GPIO_LED_PWR_GREEN    12
#define CAP4200AG_GPIO_LED_PWR_AMBER    13
#define CAP4200AG_GPIO_LED_LAN_GREEN    14
#define CAP4200AG_GPIO_LED_LAN_AMBER    15
#define CAP4200AG_GPIO_LED_WLAN_GREEN   18
#define CAP4200AG_GPIO_LED_WLAN_AMBER   19

#define CAP4200AG_GPIO_BTN_RESET        17

#define CAP4200AG_KEYS_POLL_INTERVAL    20      /* msecs */
#define CAP4200AG_KEYS_DEBOUNCE_INTERVAL (3 * CAP4200AG_KEYS_POLL_INTERVAL)

#define CAP4200AG_MAC_OFFSET            0
#define CAP4200AG_WMAC_CALDATA_OFFSET   0x1000
#define CAP4200AG_PCIE_CALDATA_OFFSET   0x5000

static struct gpio_led cap4200ag_leds_gpio[] __initdata = {
        {
                .name           = "senao:green:pwr",
                .gpio           = CAP4200AG_GPIO_LED_PWR_GREEN,
                .active_low     = 1,
        },
        {
                .name           = "senao:amber:pwr",
                .gpio           = CAP4200AG_GPIO_LED_PWR_AMBER,
                .active_low     = 1,
        },
        {
                .name           = "senao:green:lan",
                .gpio           = CAP4200AG_GPIO_LED_LAN_GREEN,
                .active_low     = 1,
        },
        {
                .name           = "senao:amber:lan",
                .gpio           = CAP4200AG_GPIO_LED_LAN_AMBER,
                .active_low     = 1,
        },
        {
                .name           = "senao:green:wlan",
                .gpio           = CAP4200AG_GPIO_LED_WLAN_GREEN,
                .active_low     = 1,
        },
        {
                .name           = "senao:amber:wlan",
                .gpio           = CAP4200AG_GPIO_LED_WLAN_AMBER,
                .active_low     = 1,
        },
};

static struct gpio_keys_button cap4200ag_gpio_keys[] __initdata = {
        {
                .desc           = "Reset button",
                .type           = EV_KEY,
                .code           = KEY_RESTART,
                .debounce_interval = CAP4200AG_KEYS_DEBOUNCE_INTERVAL,
                .gpio           = CAP4200AG_GPIO_BTN_RESET,
                .active_low     = 1,
        },
};

static void __init cap4200ag_setup(void)
{
        u8 *art = (u8 *) KSEG1ADDR(0x1fff0000);
        u8 mac[6];

        ath79_gpio_output_select(CAP4200AG_GPIO_LED_LAN_GREEN,
                                 AR934X_GPIO_OUT_GPIO);
        ath79_gpio_output_select(CAP4200AG_GPIO_LED_LAN_AMBER,
                                 AR934X_GPIO_OUT_GPIO);

        ath79_register_m25p80(NULL);

        ath79_register_leds_gpio(-1, ARRAY_SIZE(cap4200ag_leds_gpio),
                                 cap4200ag_leds_gpio);
        ath79_register_gpio_keys_polled(-1, CAP4200AG_KEYS_POLL_INTERVAL,
                                        ARRAY_SIZE(cap4200ag_gpio_keys),
                                        cap4200ag_gpio_keys);

        ath79_init_mac(mac, art + CAP4200AG_MAC_OFFSET, -1);
        ath79_wmac_disable_2ghz();
        ath79_register_wmac(art + CAP4200AG_WMAC_CALDATA_OFFSET, mac);

        ath79_init_mac(mac, art + CAP4200AG_MAC_OFFSET, -2);
        ap91_pci_init(art + CAP4200AG_PCIE_CALDATA_OFFSET, mac);

        ath79_setup_ar934x_eth_cfg(AR934X_ETH_CFG_RGMII_GMAC0 |
                                   AR934X_ETH_CFG_SW_ONLY_MODE);

        ath79_register_mdio(0, 0x0);

        ath79_init_mac(ath79_eth0_data.mac_addr,
                       art + CAP4200AG_MAC_OFFSET, -2);

        /* GMAC0 is connected to an external PHY */
        ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
        ath79_eth0_data.phy_mask = BIT(0);
        ath79_eth0_data.mii_bus_dev = &ath79_mdio0_device.dev;
        ath79_eth0_pll_data.pll_1000 = 0x06000000;
        ath79_register_eth(0);
}

MIPS_MACHINE(ATH79_MACH_CAP4200AG, "CAP4200AG", "Senao CAP4200AG",
             cap4200ag_setup);