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Viewing changes to arch/m68k/platform/54xx/firebee.c

  • Committer: Bazaar Package Importer
  • Author(s): Paolo Pisati
  • Date: 2011-06-29 15:23:51 UTC
  • mfrom: (26.1.1 natty-proposed)
  • Revision ID: james.westby@ubuntu.com-20110629152351-xs96tm303d95rpbk
Tags: 3.0.0-1200.2
* Rebased against 3.0.0-6.7
* BSP from TI based on 3.0.0

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arch/m68k/platform/54xx/firebee.c
 
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/***************************************************************************/
 
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/*
 
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 *      firebee.c -- extra startup code support for the FireBee boards
 
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 *
 
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 *      Copyright (C) 2011, Greg Ungerer (gerg@snapgear.com)
 
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 */
 
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/***************************************************************************/
 
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#include <linux/kernel.h>
 
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#include <linux/init.h>
 
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#include <linux/io.h>
 
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#include <linux/platform_device.h>
 
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#include <linux/mtd/mtd.h>
 
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#include <linux/mtd/partitions.h>
 
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#include <linux/mtd/physmap.h>
 
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#include <asm/coldfire.h>
 
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#include <asm/mcfsim.h>
 
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/***************************************************************************/
 
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/*
 
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 *      8MB of NOR flash fitted to the FireBee board.
 
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 */
 
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#define FLASH_PHYS_ADDR         0xe0000000      /* Physical address of flash */
 
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#define FLASH_PHYS_SIZE         0x00800000      /* Size of flash */
 
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#define PART_BOOT_START         0x00000000      /* Start at bottom of flash */
 
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#define PART_BOOT_SIZE          0x00040000      /* 256k in size */
 
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#define PART_IMAGE_START        0x00040000      /* Start after boot loader */
 
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#define PART_IMAGE_SIZE         0x006c0000      /* Most of flash */
 
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#define PART_FPGA_START         0x00700000      /* Start at offset 7MB */
 
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#define PART_FPGA_SIZE          0x00100000      /* 1MB in size */
 
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static struct mtd_partition firebee_flash_parts[] = {
 
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        {
 
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                .name   = "dBUG",
 
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                .offset = PART_BOOT_START,
 
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                .size   = PART_BOOT_SIZE,
 
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        },
 
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        {
 
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                .name   = "FPGA",
 
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                .offset = PART_FPGA_START,
 
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                .size   = PART_FPGA_SIZE,
 
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        },
 
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        {
 
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                .name   = "image",
 
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                .offset = PART_IMAGE_START,
 
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                .size   = PART_IMAGE_SIZE,
 
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        },
 
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};
 
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static struct physmap_flash_data firebee_flash_data = {
 
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        .width          = 2,
 
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        .nr_parts       = ARRAY_SIZE(firebee_flash_parts),
 
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        .parts          = firebee_flash_parts,
 
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};
 
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static struct resource firebee_flash_resource = {
 
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        .start          = FLASH_PHYS_ADDR,
 
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        .end            = FLASH_PHYS_ADDR + FLASH_PHYS_SIZE,
 
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        .flags          = IORESOURCE_MEM,
 
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};
 
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static struct platform_device firebee_flash = {
 
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        .name           = "physmap-flash",
 
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        .id             = 0,
 
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        .dev            = {
 
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                .platform_data = &firebee_flash_data,
 
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        },
 
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        .num_resources  = 1,
 
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        .resource       = &firebee_flash_resource,
 
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};
 
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/***************************************************************************/
 
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static int __init init_firebee(void)
 
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{
 
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        platform_device_register(&firebee_flash);
 
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        return 0;
 
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}
 
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arch_initcall(init_firebee);
 
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/***************************************************************************/