sead3-mtd.c

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/*
 * 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.
 *
 * Copyright (C) 2012 MIPS Technologies, Inc.  All rights reserved.
 */
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/mtd/physmap.h>

static struct mtd_partition sead3_mtd_partitions[] = {
    {
        .name =     "User FS",
        .offset =   0x00000000,
        .size =     0x01fc0000,
    }, {
        .name =     "Board Config",
        .offset =   0x01fc0000,
        .size =     0x00040000,
        .mask_flags =   MTD_WRITEABLE
    },
};

static struct physmap_flash_data sead3_flash_data = {
    .width      = 4,
    .nr_parts   = ARRAY_SIZE(sead3_mtd_partitions),
    .parts      = sead3_mtd_partitions
};

static struct resource sead3_flash_resource = {
    .start      = 0x1c000000,
    .end        = 0x1dffffff,
    .flags      = IORESOURCE_MEM
};

static struct platform_device sead3_flash = {
    .name       = "physmap-flash",
    .id     = 0,
    .dev        = {
        .platform_data  = &sead3_flash_data,
    },
    .num_resources  = 1,
    .resource   = &sead3_flash_resource,
};

static int __init sead3_mtd_init(void)
{
    platform_device_register(&sead3_flash);

    return 0;
}

module_init(sead3_mtd_init)