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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: Hyuk Lee <hyuk1.lee@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
hifive-unleashed-5.1
Hyuk Lee 2010-06-10 15:22:16 +09:00 committed by Kukjin Kim
parent 50e9769ad5
commit b3c674bc7f
5 changed files with 81 additions and 0 deletions
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5
arch/arm/plat-samsung/Kconfig
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@ -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

1
arch/arm/plat-samsung/Makefile
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@ -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

72
arch/arm/plat-samsung/dev-hsmmc3.c 100644
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@ -0,0 +1,72 @@
/* 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;
}

1
arch/arm/plat-samsung/include/plat/devs.h
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@ -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;

2
arch/arm/plat-samsung/include/plat/sdhci.h
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@ -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 */