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Commit d6587c34 authored by Haojian Zhuang's avatar Haojian Zhuang Committed by Eric Miao
Browse files

[ARM] pxa: add onenand support for TTC-DKB 



Signed-off-by: default avatarHaojian Zhuang <haojian.zhuang@marvell.com>
Signed-off-by: default avatarEric Miao <eric.y.miao@gmail.com>
parent ef559def

arch/arm/mach-mmp/ttc_dkb.c

+87 −0
Original line number Diff line number Diff line
@@ -11,9 +11,13 @@ 
#include <linux/init.h>

#include <linux/kernel.h>

#include <linux/platform_device.h>

#include <linux/mtd/mtd.h>

#include <linux/mtd/partitions.h>

#include <linux/mtd/onenand.h>



#include <asm/mach-types.h>

#include <asm/mach/arch.h>

#include <asm/mach/flash.h>

#include <mach/addr-map.h>

#include <mach/mfp-pxa910.h>

#include <mach/pxa910.h>
@@ -26,6 +30,86 @@ static unsigned long ttc_dkb_pin_config[] __initdata = { 
	/* UART2 */

	GPIO47_UART2_RXD,

	GPIO48_UART2_TXD,



	/* DFI */

	DF_IO0_ND_IO0,

	DF_IO1_ND_IO1,

	DF_IO2_ND_IO2,

	DF_IO3_ND_IO3,

	DF_IO4_ND_IO4,

	DF_IO5_ND_IO5,

	DF_IO6_ND_IO6,

	DF_IO7_ND_IO7,

	DF_IO8_ND_IO8,

	DF_IO9_ND_IO9,

	DF_IO10_ND_IO10,

	DF_IO11_ND_IO11,

	DF_IO12_ND_IO12,

	DF_IO13_ND_IO13,

	DF_IO14_ND_IO14,

	DF_IO15_ND_IO15,

	DF_nCS0_SM_nCS2_nCS0,

	DF_ALE_SM_WEn_ND_ALE,

	DF_CLE_SM_OEn_ND_CLE,

	DF_WEn_DF_WEn,

	DF_REn_DF_REn,

	DF_RDY0_DF_RDY0,

};



static struct mtd_partition ttc_dkb_onenand_partitions[] = {

	{

		.name		= "bootloader",

		.offset		= 0,

		.size		= SZ_1M,

		.mask_flags	= MTD_WRITEABLE,

	}, {

		.name		= "reserved",

		.offset		= MTDPART_OFS_APPEND,

		.size		= SZ_128K,

		.mask_flags	= MTD_WRITEABLE,

	}, {

		.name		= "reserved",

		.offset		= MTDPART_OFS_APPEND,

		.size		= SZ_8M,

		.mask_flags	= MTD_WRITEABLE,

	}, {

		.name		= "kernel",

		.offset		= MTDPART_OFS_APPEND,

		.size		= (SZ_2M + SZ_1M),

		.mask_flags	= 0,

	}, {

		.name		= "filesystem",

		.offset		= MTDPART_OFS_APPEND,

		.size		= SZ_48M,

		.mask_flags	= 0,

	}

};



static struct flash_platform_data ttc_dkb_onenand_info = {

	.parts		= ttc_dkb_onenand_partitions,

	.nr_parts	= ARRAY_SIZE(ttc_dkb_onenand_partitions),

};



static struct resource ttc_dkb_resource_onenand[] = {

	[0] = {

		.start	= SMC_CS0_PHYS_BASE,

		.end	= SMC_CS0_PHYS_BASE + SZ_1M,

		.flags	= IORESOURCE_MEM,

	},

};



static struct platform_device ttc_dkb_device_onenand = {

	.name		= "onenand-flash",

	.id		= -1,

	.resource	= ttc_dkb_resource_onenand,

	.num_resources	= ARRAY_SIZE(ttc_dkb_resource_onenand),

	.dev		= {

		.platform_data	= &ttc_dkb_onenand_info,

	},

};



static struct platform_device *ttc_dkb_devices[] = {

	&ttc_dkb_device_onenand,

};



static void __init ttc_dkb_init(void)
@@ -34,6 +118,9 @@ static void __init ttc_dkb_init(void) 


	/* on-chip devices */

	pxa910_add_uart(1);



	/* off-chip devices */

	platform_add_devices(ARRAY_AND_SIZE(ttc_dkb_devices));

}



MACHINE_START(TTC_DKB, "PXA910-based TTC_DKB Development Platform")