bast-ide.c

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/* linux/arch/arm/mach-s3c2410/bast-ide.c
 *
 * Copyright 2007 Simtec Electronics
 *  http://www.simtec.co.uk/products/EB2410ITX/
 *  http://armlinux.simtec.co.uk/
 *  Ben Dooks <[email protected]>
 *
 * 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/kernel.h>
#include <linux/types.h>
#include <linux/init.h>
#include <linux/interrupt.h>

#include <linux/platform_device.h>
#include <linux/ata_platform.h>

#include <asm/mach-types.h>

#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <asm/mach/irq.h>

#include <mach/map.h>
#include <mach/bast-map.h>
#include <mach/bast-irq.h>

/* IDE ports */

static struct pata_platform_info bast_ide_platdata = {
    .ioport_shift   = 5,
};

#define IDE_CS  S3C2410_CS5

static struct resource bast_ide0_resource[] = {
    [0] = DEFINE_RES_MEM(IDE_CS + BAST_PA_IDEPRI, 8 * 0x20),
    [1] = DEFINE_RES_MEM(IDE_CS + BAST_PA_IDEPRIAUX + (6 * 0x20), 0x20),
    [2] = DEFINE_RES_IRQ(IRQ_IDE0),
};

static struct platform_device bast_device_ide0 = {
    .name       = "pata_platform",
    .id     = 0,
    .num_resources  = ARRAY_SIZE(bast_ide0_resource),
    .resource   = bast_ide0_resource,
    .dev        = {
        .platform_data = &bast_ide_platdata,
        .coherent_dma_mask = ~0,
    }

};

static struct resource bast_ide1_resource[] = {
    [0] = DEFINE_RES_MEM(IDE_CS + BAST_PA_IDESEC, 8 * 0x20),
    [1] = DEFINE_RES_MEM(IDE_CS + BAST_PA_IDESECAUX + (6 * 0x20), 0x20),
    [2] = DEFINE_RES_IRQ(IRQ_IDE1),
};

static struct platform_device bast_device_ide1 = {
    .name       = "pata_platform",
    .id     = 1,
    .num_resources  = ARRAY_SIZE(bast_ide1_resource),
    .resource   = bast_ide1_resource,
    .dev        = {
        .platform_data = &bast_ide_platdata,
        .coherent_dma_mask = ~0,
    }
};

static struct platform_device *bast_ide_devices[] __initdata = {
    &bast_device_ide0,
    &bast_device_ide1,
};

static __init int bast_ide_init(void)
{
    if (machine_is_bast() || machine_is_vr1000())
        return platform_add_devices(bast_ide_devices,
                        ARRAY_SIZE(bast_ide_devices));

    return 0;
}

fs_initcall(bast_ide_init);