setup.c

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/*
 * Renesas Technology Europe RSK+ Support.
 *
 * Copyright (C) 2008 Paul Mundt
 * Copyright (C) 2008 Peter Griffin <[email protected]>
 *
 * 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/types.h>
#include <linux/platform_device.h>
#include <linux/interrupt.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
#include <linux/mtd/physmap.h>
#include <linux/mtd/map.h>
#include <linux/regulator/fixed.h>
#include <linux/regulator/machine.h>
#include <asm/machvec.h>
#include <asm/io.h>

/* Dummy supplies, where voltage doesn't matter */
static struct regulator_consumer_supply dummy_supplies[] = {
    REGULATOR_SUPPLY("vddvario", "smsc911x"),
    REGULATOR_SUPPLY("vdd33a", "smsc911x"),
};

static const char *part_probes[] = { "cmdlinepart", NULL };

static struct mtd_partition rsk_partitions[] = {
    {
        .name       = "Bootloader",
        .offset     = 0x00000000,
        .size       = 0x00040000,
        .mask_flags = MTD_WRITEABLE,
    }, {
        .name       = "Kernel",
        .offset     = MTDPART_OFS_NXTBLK,
        .size       = 0x001c0000,
    }, {
        .name       = "Flash_FS",
        .offset     = MTDPART_OFS_NXTBLK,
        .size       = MTDPART_SIZ_FULL,
    }
};

static struct physmap_flash_data flash_data = {
    .parts          = rsk_partitions,
    .nr_parts       = ARRAY_SIZE(rsk_partitions),
    .width          = 2,
    .part_probe_types   = part_probes,
};

static struct resource flash_resource = {
    .start      = 0x20000000,
    .end        = 0x20400000,
    .flags      = IORESOURCE_MEM,
};

static struct platform_device flash_device = {
    .name       = "physmap-flash",
    .id     = -1,
    .resource   = &flash_resource,
    .num_resources  = 1,
    .dev        = {
        .platform_data = &flash_data,
    },
};

static struct platform_device *rsk_devices[] __initdata = {
    &flash_device,
};

static int __init rsk_devices_setup(void)
{
    regulator_register_fixed(0, dummy_supplies, ARRAY_SIZE(dummy_supplies));

    return platform_add_devices(rsk_devices,
                    ARRAY_SIZE(rsk_devices));
}
device_initcall(rsk_devices_setup);

/*
 * The Machine Vector
 */
static struct sh_machine_vector mv_rsk __initmv = {
    .mv_name        = "RSK+",
};