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Commit b3c674bc authored by Hyuk Lee's avatar Hyuk Lee Committed by Kukjin Kim
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ARM: SAMSUNG: Add device definition for HSMMC3 



This patch adds hsmmc3 device definition in plat-samsung. Because now
S5PV210 can support 4 hsmmc such as hsmmc0, hsmmc1, hsmmc2 and hsmmc3
and that can be used in further Samsung SoCs.

Signed-off-by: default avatarHyuk Lee <hyuk1.lee@samsung.com>
Signed-off-by: default avatarKukjin Kim <kgene.kim@samsung.com>
parent 50e9769a

arch/arm/plat-samsung/Kconfig

+5 −0
Original line number Diff line number Diff line
@@ -160,6 +160,11 @@ config S3C_DEV_HSMMC2 
	help

	  Compile in platform device definitions for HSMMC channel 2



config S3C_DEV_HSMMC3

	bool

	help

	  Compile in platform device definitions for HSMMC channel 3



config S3C_DEV_HWMON

	bool

	help

arch/arm/plat-samsung/Makefile

+1 −0
Original line number Diff line number Diff line
@@ -35,6 +35,7 @@ obj-y += platformdata.o 
obj-$(CONFIG_S3C_DEV_HSMMC)	+= dev-hsmmc.o

obj-$(CONFIG_S3C_DEV_HSMMC1)	+= dev-hsmmc1.o

obj-$(CONFIG_S3C_DEV_HSMMC2)	+= dev-hsmmc2.o

obj-$(CONFIG_S3C_DEV_HSMMC3)	+= dev-hsmmc3.o

obj-$(CONFIG_S3C_DEV_HWMON)	+= dev-hwmon.o

obj-y				+= dev-i2c0.o

obj-$(CONFIG_S3C_DEV_I2C1)	+= dev-i2c1.o

arch/arm/plat-samsung/dev-hsmmc3.c

0 → 100644
+72 −0
Original line number Diff line number Diff line 
/* linux/arch/arm/plat-samsung/dev-hsmmc3.c

 *

 * Copyright (c) 2010 Samsung Electronics Co., Ltd.

 *		http://www.samsung.com

 *

 * Copyright (c) 2008 Simtec Electronics

 *	Ben Dooks <ben@simtec.co.uk>

 *	http://armlinux.simtec.co.uk/

 *

 * Based on arch/arm/plat-samsung/dev-hsmmc1.c

 *

 * Samsung device definition for hsmmc device 3

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License version 2 as

 * published by the Free Software Foundation.

*/



#include <linux/kernel.h>

#include <linux/platform_device.h>

#include <linux/mmc/host.h>



#include <mach/map.h>

#include <plat/sdhci.h>

#include <plat/devs.h>



#define S3C_SZ_HSMMC	(0x1000)



static struct resource s3c_hsmmc3_resource[] = {

	[0] = {

		.start	= S3C_PA_HSMMC3,

		.end	= S3C_PA_HSMMC3 + S3C_SZ_HSMMC - 1,

		.flags	= IORESOURCE_MEM,

	},

	[1] = {

		.start	= IRQ_MMC3,

		.end	= IRQ_MMC3,

		.flags	= IORESOURCE_IRQ,

	}

};



static u64 s3c_device_hsmmc3_dmamask = 0xffffffffUL;



struct s3c_sdhci_platdata s3c_hsmmc3_def_platdata = {

	.max_width	= 4,

	.host_caps	= (MMC_CAP_4_BIT_DATA |

			   MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED),

};



struct platform_device s3c_device_hsmmc3 = {

	.name		= "s3c-sdhci",

	.id		= 3,

	.num_resources	= ARRAY_SIZE(s3c_hsmmc3_resource),

	.resource	= s3c_hsmmc3_resource,

	.dev		= {

		.dma_mask		= &s3c_device_hsmmc3_dmamask,

		.coherent_dma_mask	= 0xffffffffUL,

		.platform_data		= &s3c_hsmmc3_def_platdata,

	},

};



void s3c_sdhci3_set_platdata(struct s3c_sdhci_platdata *pd)

{

	struct s3c_sdhci_platdata *set = &s3c_hsmmc3_def_platdata;



	set->max_width = pd->max_width;



	if (pd->cfg_gpio)

		set->cfg_gpio = pd->cfg_gpio;

	if (pd->cfg_card)

		set->cfg_card = pd->cfg_card;

}

arch/arm/plat-samsung/include/plat/devs.h

+1 −0
Original line number Diff line number Diff line
@@ -54,6 +54,7 @@ extern struct platform_device s3c_device_hwmon; 
extern struct platform_device s3c_device_hsmmc0;

extern struct platform_device s3c_device_hsmmc1;

extern struct platform_device s3c_device_hsmmc2;

extern struct platform_device s3c_device_hsmmc3;

extern struct platform_device s3c_device_cfcon;



extern struct platform_device s3c_device_spi0;

arch/arm/plat-samsung/include/plat/sdhci.h

+2 −0
Original line number Diff line number Diff line
@@ -58,6 +58,7 @@ struct s3c_sdhci_platdata { 
extern void s3c_sdhci0_set_platdata(struct s3c_sdhci_platdata *pd);

extern void s3c_sdhci1_set_platdata(struct s3c_sdhci_platdata *pd);

extern void s3c_sdhci2_set_platdata(struct s3c_sdhci_platdata *pd);

extern void s3c_sdhci3_set_platdata(struct s3c_sdhci_platdata *pd);



/* Default platform data, exported so that per-cpu initialisation can

 * set the correct one when there are more than one cpu type selected.
@@ -66,6 +67,7 @@ extern void s3c_sdhci2_set_platdata(struct s3c_sdhci_platdata *pd); 
extern struct s3c_sdhci_platdata s3c_hsmmc0_def_platdata;

extern struct s3c_sdhci_platdata s3c_hsmmc1_def_platdata;

extern struct s3c_sdhci_platdata s3c_hsmmc2_def_platdata;

extern struct s3c_sdhci_platdata s3c_hsmmc3_def_platdata;



/* Helper function availablity */