Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 7badfabb authored by Greg Ungerer's avatar Greg Ungerer
Browse files

m68knommu: add basic support for the ColdFire based FireBee board 



The FireBee is a ColdFire 5475 based board. Add a configuration option
to support it, and the basic platform flash layout code.

Signed-off-by: default avatarGreg Ungerer <gerg@uclinux.org>
parent d4852a34

arch/m68knommu/Kconfig

+6 −0
Original line number Diff line number Diff line
@@ -519,6 +519,12 @@ config M5407C3 
	help

	  Support for the Motorola M5407C3 board.



config FIREBEE

	bool "FireBee board support"

	depends on M547x

	help

	  Support for the FireBee ColdFire 5475 based board.



config CLEOPATRA

	bool "Feith CLEOPATRA board support"

	depends on (M5307 || M5407)

arch/m68knommu/platform/54xx/Makefile

+1 −0
Original line number Diff line number Diff line
@@ -15,4 +15,5 @@ 
asflags-$(CONFIG_FULLDEBUG) := -DDEBUGGER_COMPATIBLE_CACHE=1



obj-y := config.o

obj-$(CONFIG_FIREBEE) += firebee.o

arch/m68knommu/platform/54xx/firebee.c

0 → 100644
+86 −0
Original line number Diff line number Diff line 
/***************************************************************************/



/*

 *	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);



/***************************************************************************/