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Commit f1cb6462 authored by Barry Song's avatar Barry Song Committed by Mike Frysinger
Browse files

Blackfin: bf538-ezkit: add resources for parallel flash 



The board has some parallel flash hooked up to the async banks, so add
appropriate physmap resources for it.

Signed-off-by: default avatarBarry Song <barry.song@analog.com>
Signed-off-by: default avatarMike Frysinger <vapier@gentoo.org>
parent ac860751

arch/blackfin/mach-bf538/boards/ezkit.c

+49 −0
Original line number Diff line number Diff line
@@ -31,6 +31,7 @@ 
#include <linux/device.h>

#include <linux/platform_device.h>

#include <linux/mtd/mtd.h>

#include <linux/mtd/physmap.h>

#include <linux/mtd/partitions.h>

#include <linux/spi/spi.h>

#include <linux/spi/flash.h>
@@ -561,6 +562,50 @@ static struct platform_device bfin_dpmc = { 
	},

};



#if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)

static struct mtd_partition ezkit_partitions[] = {

	{

		.name       = "bootloader(nor)",

		.size       = 0x40000,

		.offset     = 0,

	}, {

		.name       = "linux kernel(nor)",

		.size       = 0x180000,

		.offset     = MTDPART_OFS_APPEND,

	}, {

		.name       = "file system(nor)",

		.size       = MTDPART_SIZ_FULL,

		.offset     = MTDPART_OFS_APPEND,

	}

};



static struct physmap_flash_data ezkit_flash_data = {

	.width      = 2,

	.parts      = ezkit_partitions,

	.nr_parts   = ARRAY_SIZE(ezkit_partitions),

};



static struct resource ezkit_flash_resource = {

	.start = 0x20000000,

#if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)

	.end   = 0x202fffff,

#else

	.end   = 0x203fffff,

#endif

	.flags = IORESOURCE_MEM,

};



static struct platform_device ezkit_flash_device = {

	.name          = "physmap-flash",

	.id            = 0,

	.dev = {

		.platform_data = &ezkit_flash_data,

	},

	.num_resources = 1,

	.resource      = &ezkit_flash_resource,

};

#endif



static struct platform_device *cm_bf538_devices[] __initdata = {



	&bfin_dpmc,
@@ -609,6 +654,10 @@ static struct platform_device *cm_bf538_devices[] __initdata = { 
#endif



	&bfin_gpios_device,



#if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)

	&ezkit_flash_device,

#endif

};



static int __init ezkit_init(void)