/*
 * arch/sh/boards/mach-x3proto/setup.c
 *
 * Renesas SH-X3 Prototype Board Support.
 *
 * Copyright (C) 2007 - 2010  Paul Mundt
 *
 * This file is subject to the terms and conditions of the GNU General Public
 * License.  See the file "COPYING" in the main directory of this archive
 * for more details.
 */
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/kernel.h>
#include <linux/io.h>
#include <linux/smc91x.h>
#include <linux/irq.h>
#include <linux/interrupt.h>
#include <linux/input.h>
#include <linux/usb/r8a66597.h>
#include <linux/usb/m66592.h>
#include <linux/gpio.h>
#include <linux/gpio_keys.h>
#include <mach/ilsel.h>
#include <mach/hardware.h>
#include <asm/smp-ops.h>

static struct resource heartbeat_resources[] = {
        [0] = {
                .start  = 0xb8140020,
                .end    = 0xb8140020,
                .flags  = IORESOURCE_MEM,
        },
};

static struct platform_device heartbeat_device = {
        .name           = "heartbeat",
        .id             = -1,
        .num_resources  = ARRAY_SIZE(heartbeat_resources),
        .resource       = heartbeat_resources,
};

static struct smc91x_platdata smc91x_info = {
        .flags  = SMC91X_USE_16BIT | SMC91X_NOWAIT,
};

static struct resource smc91x_resources[] = {
        [0] = {
                .start          = 0x18000300,
                .end            = 0x18000300 + 0x10 - 1,
                .flags          = IORESOURCE_MEM,
        },
        [1] = {
                /* Filled in by ilsel */
                .flags          = IORESOURCE_IRQ,
        },
};

static struct platform_device smc91x_device = {
        .name           = "smc91x",
        .id             = -1,
        .resource       = smc91x_resources,
        .num_resources  = ARRAY_SIZE(smc91x_resources),
        .dev    = {
                .platform_data = &smc91x_info,
        },
};

static struct r8a66597_platdata r8a66597_data = {
        .xtal = R8A66597_PLATDATA_XTAL_12MHZ,
        .vif = 1,
};

static struct resource r8a66597_usb_host_resources[] = {
        [0] = {
                .start  = 0x18040000,
                .end    = 0x18080000 - 1,
                .flags  = IORESOURCE_MEM,
        },
        [1] = {
                /* Filled in by ilsel */
                .flags  = IORESOURCE_IRQ | IRQF_TRIGGER_LOW,
        },
};

static struct platform_device r8a66597_usb_host_device = {
        .name           = "r8a66597_hcd",
        .id             = -1,
        .dev = {
                .dma_mask               = NULL,         /* don't use dma */
                .coherent_dma_mask      = 0xffffffff,
                .platform_data          = &r8a66597_data,
        },
        .num_resources  = ARRAY_SIZE(r8a66597_usb_host_resources),
        .resource       = r8a66597_usb_host_resources,
};

static struct m66592_platdata usbf_platdata = {
        .xtal = M66592_PLATDATA_XTAL_24MHZ,
        .vif = 1,
};

static struct resource m66592_usb_peripheral_resources[] = {
        [0] = {
                .name   = "m66592_udc",
                .start  = 0x18080000,
                .end    = 0x180c0000 - 1,
                .flags  = IORESOURCE_MEM,
        },
        [1] = {
                .name   = "m66592_udc",
                /* Filled in by ilsel */
                .flags  = IORESOURCE_IRQ,
        },
};

static struct platform_device m66592_usb_peripheral_device = {
        .name           = "m66592_udc",
        .id             = -1,
        .dev = {
                .dma_mask               = NULL,         /* don't use dma */
                .coherent_dma_mask      = 0xffffffff,
                .platform_data          = &usbf_platdata,
        },
        .num_resources  = ARRAY_SIZE(m66592_usb_peripheral_resources),
        .resource       = m66592_usb_peripheral_resources,
};

static struct gpio_keys_button baseboard_buttons[NR_BASEBOARD_GPIOS] = {
        {
                .desc           = "key44",
                .code           = KEY_POWER,
                .active_low     = 1,
                .wakeup         = 1,
        }, {
                .desc           = "key43",
                .code           = KEY_SUSPEND,
                .active_low     = 1,
                .wakeup         = 1,
        }, {
                .desc           = "key42",
                .code           = KEY_KATAKANAHIRAGANA,
                .active_low     = 1,
        }, {
                .desc           = "key41",
                .code           = KEY_SWITCHVIDEOMODE,
                .active_low     = 1,
        }, {
                .desc           = "key34",
                .code           = KEY_F12,
                .active_low     = 1,
        }, {
                .desc           = "key33",
                .code           = KEY_F11,
                .active_low     = 1,
        }, {
                .desc           = "key32",
                .code           = KEY_F10,
                .active_low     = 1,
        }, {
                .desc           = "key31",
                .code           = KEY_F9,
                .active_low     = 1,
        }, {
                .desc           = "key24",
                .code           = KEY_F8,
                .active_low     = 1,
        }, {
                .desc           = "key23",
                .code           = KEY_F7,
                .active_low     = 1,
        }, {
                .desc           = "key22",
                .code           = KEY_F6,
                .active_low     = 1,
        }, {
                .desc           = "key21",
                .code           = KEY_F5,
                .active_low     = 1,
        }, {
                .desc           = "key14",
                .code           = KEY_F4,
                .active_low     = 1,
        }, {
                .desc           = "key13",
                .code           = KEY_F3,
                .active_low     = 1,
        }, {
                .desc           = "key12",
                .code           = KEY_F2,
                .active_low     = 1,
        }, {
                .desc           = "key11",
                .code           = KEY_F1,
                .active_low     = 1,
        },
};

static struct gpio_keys_platform_data baseboard_buttons_data = {
        .buttons        = baseboard_buttons,
        .nbuttons       = ARRAY_SIZE(baseboard_buttons),
};

static struct platform_device baseboard_buttons_device = {
        .name           = "gpio-keys",
        .id             = -1,
        .dev            = {
                .platform_data  = &baseboard_buttons_data,
        },
};

static struct platform_device *x3proto_devices[] __initdata = {
        &heartbeat_device,
        &smc91x_device,
        &r8a66597_usb_host_device,
        &m66592_usb_peripheral_device,
        &baseboard_buttons_device,
};

static void __init x3proto_init_irq(void)
{
        plat_irq_setup_pins(IRQ_MODE_IRL3210);

        /* Set ICR0.LVLMODE */
        __raw_writel(__raw_readl(0xfe410000) | (1 << 21), 0xfe410000);
}

static int __init x3proto_devices_setup(void)
{
        int ret, i;

        /*
         * IRLs are only needed for ILSEL mappings, so flip over the INTC
         * pins at a later point to enable the GPIOs to settle.
         */
        x3proto_init_irq();

        /*
         * Now that ILSELs are available, set up the baseboard GPIOs.
         */
        ret = x3proto_gpio_setup();
        if (unlikely(ret))
                return ret;

        /*
         * Propagate dynamic GPIOs for the baseboard button device.
         */
        for (i = 0; i < ARRAY_SIZE(baseboard_buttons); i++)
                baseboard_buttons[i].gpio = x3proto_gpio_chip.base + i;

        r8a66597_usb_host_resources[1].start =
                r8a66597_usb_host_resources[1].end = ilsel_enable(ILSEL_USBH_I);

        m66592_usb_peripheral_resources[1].start =
                m66592_usb_peripheral_resources[1].end = ilsel_enable(ILSEL_USBP_I);

        smc91x_resources[1].start =
                smc91x_resources[1].end = ilsel_enable(ILSEL_LAN);

        return platform_add_devices(x3proto_devices,
                                    ARRAY_SIZE(x3proto_devices));
}
device_initcall(x3proto_devices_setup);

static void __init x3proto_setup(char **cmdline_p)
{
        register_smp_ops(&shx3_smp_ops);
}

static struct sh_machine_vector mv_x3proto __initmv = {
        .mv_name                = "x3proto",
        .mv_setup               = x3proto_setup,
};