Commit f34ee79a authored by Dmitry Eremin-Solenikov's avatar Dmitry Eremin-Solenikov Committed by Eric Miao
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[ARM] pxa/tosa: add physmap mapping for ROM 



Add mapping for system ROM using physmap-flash mapping.

Signed-off-by: default avatarDmitry Baryshkov <dbaryshkov@gmail.com>
Signed-off-by: default avatarEric Miao <eric.miao@marvell.com>
parent ddfb33c0

arch/arm/mach-pxa/tosa.c

+32 −0
Original line number Diff line number Diff line
@@ -25,6 +25,7 @@ 
#include <linux/mfd/tmio.h>

#include <linux/mtd/nand.h>

#include <linux/mtd/partitions.h>

#include <linux/mtd/physmap.h>

#include <linux/pm.h>

#include <linux/gpio_keys.h>

#include <linux/input.h>
@@ -831,6 +832,36 @@ static struct spi_board_info spi_board_info[] __initdata = { 
	},

};



static struct mtd_partition sharpsl_rom_parts[] = {

	{

		.name	="Boot PROM Filesystem",

		.offset	= 0x00160000,

		.size	= MTDPART_SIZ_FULL,

	},

};



static struct physmap_flash_data sharpsl_rom_data = {

	.width		= 2,

	.nr_parts	= ARRAY_SIZE(sharpsl_rom_parts),

	.parts		= sharpsl_rom_parts,

};



static struct resource sharpsl_rom_resources[] = {

	{

		.start	= 0x00000000,

		.end	= 0x007fffff,

		.flags	= IORESOURCE_MEM,

	},

};



static struct platform_device sharpsl_rom_device = {

	.name	= "physmap-flash",

	.id	= -1,

	.resource = sharpsl_rom_resources,

	.num_resources = ARRAY_SIZE(sharpsl_rom_resources),

	.dev.platform_data = &sharpsl_rom_data,

};



static struct platform_device *devices[] __initdata = {

	&tosascoop_device,

	&tosascoop_jc_device,
@@ -840,6 +871,7 @@ static struct platform_device *devices[] __initdata = { 
	&tosa_gpio_keys_device,

	&tosaled_device,

	&tosa_bt_device,

	&sharpsl_rom_device,

};



static void tosa_poweroff(void)