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bast-ide.c

/* 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 <ben@simtec.co.uk>
 *
 * 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]   = {
            .start      = IDE_CS + BAST_PA_IDEPRI,
            .end  = IDE_CS + BAST_PA_IDEPRI + (8 * 0x20) - 1,
            .flags      = IORESOURCE_MEM,
      },
      [1]   = {
            .start      = IDE_CS + BAST_PA_IDEPRIAUX + (6 * 0x20) ,
            .end  = IDE_CS + BAST_PA_IDEPRIAUX + (7 * 0x20) - 1,
            .flags      = IORESOURCE_MEM,
      },
      [2]   = {
            .start      = IRQ_IDE0,
            .end  = IRQ_IDE0,
            .flags      = IORESOURCE_IRQ,
      },
};

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]   = {
            .start      = IDE_CS + BAST_PA_IDESEC,
            .end  = IDE_CS + BAST_PA_IDESEC + (8 * 0x20) - 1,
            .flags      = IORESOURCE_MEM,
      },
      [1]   = {
            .start      = IDE_CS + BAST_PA_IDESECAUX + (6 * 0x20),
            .end  = IDE_CS + BAST_PA_IDESECAUX + (7 * 0x20) - 1,
            .flags      = IORESOURCE_MEM,
      },
      [2]   = {
            .start      = IRQ_IDE1,
            .end  = IRQ_IDE1,
            .flags      = IORESOURCE_IRQ,
      },
};

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);

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