453549d2e5
All these separate directories for each ColdFire CPU SoC varient seems like overkill. The majority of them only contain a single small config file. Move these into the common ColdFire code directory. Signed-off-by: Greg Ungerer <gerg@uclinux.org>
86 lines
2.2 KiB
C
86 lines
2.2 KiB
C
/***************************************************************************/
|
|
|
|
/*
|
|
* firebee.c -- extra startup code support for the FireBee boards
|
|
*
|
|
* Copyright (C) 2011, Greg Ungerer (gerg@snapgear.com)
|
|
*/
|
|
|
|
/***************************************************************************/
|
|
|
|
#include <linux/kernel.h>
|
|
#include <linux/init.h>
|
|
#include <linux/io.h>
|
|
#include <linux/platform_device.h>
|
|
#include <linux/mtd/mtd.h>
|
|
#include <linux/mtd/partitions.h>
|
|
#include <linux/mtd/physmap.h>
|
|
#include <asm/coldfire.h>
|
|
#include <asm/mcfsim.h>
|
|
|
|
/***************************************************************************/
|
|
|
|
/*
|
|
* 8MB of NOR flash fitted to the FireBee board.
|
|
*/
|
|
#define FLASH_PHYS_ADDR 0xe0000000 /* Physical address of flash */
|
|
#define FLASH_PHYS_SIZE 0x00800000 /* Size of flash */
|
|
|
|
#define PART_BOOT_START 0x00000000 /* Start at bottom of flash */
|
|
#define PART_BOOT_SIZE 0x00040000 /* 256k in size */
|
|
#define PART_IMAGE_START 0x00040000 /* Start after boot loader */
|
|
#define PART_IMAGE_SIZE 0x006c0000 /* Most of flash */
|
|
#define PART_FPGA_START 0x00700000 /* Start at offset 7MB */
|
|
#define PART_FPGA_SIZE 0x00100000 /* 1MB in size */
|
|
|
|
static struct mtd_partition firebee_flash_parts[] = {
|
|
{
|
|
.name = "dBUG",
|
|
.offset = PART_BOOT_START,
|
|
.size = PART_BOOT_SIZE,
|
|
},
|
|
{
|
|
.name = "FPGA",
|
|
.offset = PART_FPGA_START,
|
|
.size = PART_FPGA_SIZE,
|
|
},
|
|
{
|
|
.name = "image",
|
|
.offset = PART_IMAGE_START,
|
|
.size = PART_IMAGE_SIZE,
|
|
},
|
|
};
|
|
|
|
static struct physmap_flash_data firebee_flash_data = {
|
|
.width = 2,
|
|
.nr_parts = ARRAY_SIZE(firebee_flash_parts),
|
|
.parts = firebee_flash_parts,
|
|
};
|
|
|
|
static struct resource firebee_flash_resource = {
|
|
.start = FLASH_PHYS_ADDR,
|
|
.end = FLASH_PHYS_ADDR + FLASH_PHYS_SIZE,
|
|
.flags = IORESOURCE_MEM,
|
|
};
|
|
|
|
static struct platform_device firebee_flash = {
|
|
.name = "physmap-flash",
|
|
.id = 0,
|
|
.dev = {
|
|
.platform_data = &firebee_flash_data,
|
|
},
|
|
.num_resources = 1,
|
|
.resource = &firebee_flash_resource,
|
|
};
|
|
|
|
/***************************************************************************/
|
|
|
|
static int __init init_firebee(void)
|
|
{
|
|
platform_device_register(&firebee_flash);
|
|
return 0;
|
|
}
|
|
|
|
arch_initcall(init_firebee);
|
|
|
|
/***************************************************************************/
|