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Commit 6d3e6601 authored by Daniel Mack's avatar Daniel Mack Committed by Sascha Hauer
Browse files

ARM: MX3: add NOR flash support via physmap mtd driver 



Signed-off-by: default avatarDaniel Mack <daniel@caiaq.de>
Signed-off-by: default avatarSascha Hauer <s.hauer@pengutronix.de>
parent 81057f32

arch/arm/mach-mx3/mx31lite.c

+30 −0
Original line number Diff line number Diff line
@@ -30,6 +30,7 @@ 
#include <linux/spi/spi.h>

#include <linux/usb/otg.h>

#include <linux/usb/ulpi.h>

#include <linux/mtd/physmap.h>



#include <asm/mach-types.h>

#include <asm/mach/arch.h>
@@ -180,6 +181,32 @@ static struct mxc_usbh_platform_data usbh2_pdata = { 
	.flags  = MXC_EHCI_POWER_PINS_ENABLED,

};



/*

 * NOR flash

 */



static struct physmap_flash_data nor_flash_data = {

	.width  = 2,

};



static struct resource nor_flash_resource = {

	.start  = 0xa0000000,

	.end    = 0xa1ffffff,

	.flags  = IORESOURCE_MEM,

};



static struct platform_device physmap_flash_device = {

	.name   = "physmap-flash",

	.id     = 0,

	.dev    = {

		.platform_data  = &nor_flash_data,

	},

	.resource = &nor_flash_resource,

	.num_resources = 1,

};







/*

 * This structure defines the MX31 memory map.

 */
@@ -227,7 +254,10 @@ static void __init mxc_board_init(void) 
	mxc_iomux_setup_multiple_pins(mx31lite_pins, ARRAY_SIZE(mx31lite_pins),

				      "mx31lite");



	/* NOR and NAND flash */

	platform_device_register(&physmap_flash_device);

	mxc_register_device(&mxc_nand_device, &mx31lite_nand_board_info);



	mxc_register_device(&mxc_spi_device1, &spi1_pdata);

	spi_register_board_info(&mc13783_spi_dev, 1);