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/*
 *  EB-214A board support
 *
 *  Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
 *  Copyright (C) 2010 Cezary Jackiewicz <cezary@eko.one.pl>
 *
 *  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/addrspace.h>
#include <asm/byteorder.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/gpio.h>
#include <linux/irq.h>
#include <linux/etherdevice.h>

#include <asm/mips_machine.h>

#include <asm/mach-adm5120/adm5120_info.h>
#include <asm/mach-adm5120/adm5120_platform.h>
#include <asm/mach-adm5120/adm5120_defs.h>


#define EB214A_CONFIG_OFFSET    0x4000

#define EB214A_KEYS_POLL_INTERVAL       20
#define EB214A_KEYS_DEBOUNCE_INTERVAL   (3 * EB214A_KEYS_POLL_INTERVAL)

static struct mtd_partition eb214a_partitions[] = {
        {
                .name   = "bootloader",
                .offset = 0,
                .size   = 32*1024,
                .mask_flags = MTD_WRITEABLE,
        } , {
                .name   = "config",
                .offset = MTDPART_OFS_APPEND,
                .size   = 32*1024,
        } , {
                .name   = "firmware",
                .offset = MTDPART_OFS_APPEND,
                .size   = MTDPART_SIZ_FULL,
        }
};

static struct adm5120_pci_irq eb214a_pci_irqs[] __initdata = {
        PCIIRQ(4, 0, 1, ADM5120_IRQ_PCI0),
        PCIIRQ(4, 1, 2, ADM5120_IRQ_PCI0),
        PCIIRQ(4, 2, 3, ADM5120_IRQ_PCI0),
};

static struct gpio_led eb214a_gpio_leds[] __initdata = {
        GPIO_LED_INV(ADM5120_GPIO_PIN7, "power",        NULL),
        GPIO_LED_INV(ADM5120_GPIO_P0L0, "lan",          NULL),
        GPIO_LED_INV(ADM5120_GPIO_P4L0, "usb1",         NULL),
        GPIO_LED_INV(ADM5120_GPIO_P4L1, "usb2",         NULL),
        GPIO_LED_INV(ADM5120_GPIO_P4L2, "usb3",         NULL),
        GPIO_LED_INV(ADM5120_GPIO_P3L0, "usb4",         NULL),
};

static struct gpio_keys_button eb214a_gpio_buttons[] __initdata = {
        {
                .desc           = "reset",
                .type           = EV_KEY,
                .code           = KEY_RESTART,
                .debounce_interval = EB214A_KEYS_DEBOUNCE_INTERVAL,
                .gpio           = ADM5120_GPIO_PIN1,
        }
};

static u8 eb214a_vlans[6] __initdata = {
        0x41, 0x42, 0x44, 0x48, 0x50, 0x00
};

static void __init eb214a_mac_setup(void)
{
        u8 mac_base[6];
        u8 *cfg;
        int i;

        cfg = (u8 *) KSEG1ADDR(ADM5120_SRAM0_BASE + EB214A_CONFIG_OFFSET);
        for (i = 0; i < 6; i++)
                mac_base[i] = cfg[i];

        if (!is_valid_ether_addr(mac_base))
                random_ether_addr(mac_base);

        adm5120_setup_eth_macs(mac_base);
}

static void __init eb214a_setup(void)
{
        adm5120_flash0_data.nr_parts = ARRAY_SIZE(eb214a_partitions);
        adm5120_flash0_data.parts = eb214a_partitions;
        adm5120_add_device_flash(0);

        adm5120_add_device_uart(0);
        /* adm5120_add_device_uart(1); */

        adm5120_add_device_switch(5, eb214a_vlans);

        eb214a_mac_setup();

        adm5120_register_gpio_buttons(-1, EB214A_KEYS_POLL_INTERVAL,
                                      ARRAY_SIZE(eb214a_gpio_buttons),
                                      eb214a_gpio_buttons);

        adm5120_add_device_gpio_leds(ARRAY_SIZE(eb214a_gpio_leds),
                                        eb214a_gpio_leds);

        adm5120_pci_set_irq_map(ARRAY_SIZE(eb214a_pci_irqs),
                                        eb214a_pci_irqs);
        /* adm5120_add_device_usb(); */
}

MIPS_MACHINE(MACH_ADM5120_EB_214A, "EB-214A", "Generic EB-214A", eb214a_setup);