From: Kyungmin Park <kyungmin.p...@samsung.com>
Exynos4 has the DesignWare Host controller at channel 4.
Signed-off-by: Kyungmin Park <kyungmin.p...@samsung.com>
---
diff --git a/arch/arm/mach-exynos4/include/mach/irqs.h
b/arch/arm/mach-exynos4/include/mach/irqs.h
index 2dc5900..aa32679 100644
--- a/arch/arm/mach-exynos4/include/mach/irqs.h
+++ b/arch/arm/mach-exynos4/include/mach/irqs.h
@@ -104,6 +104,7 @@
#define IRQ_HSMMC1 COMBINER_IRQ(29, 1)
#define IRQ_HSMMC2 COMBINER_IRQ(29, 2)
#define IRQ_HSMMC3 COMBINER_IRQ(29, 3)
+#define IRQ_HSMMC4 COMBINER_IRQ(29, 4)
#define IRQ_MIPI_CSIS0 COMBINER_IRQ(30, 0)
#define IRQ_MIPI_CSIS1 COMBINER_IRQ(30, 1)
diff --git a/arch/arm/mach-exynos4/include/mach/map.h
b/arch/arm/mach-exynos4/include/mach/map.h
index 80a41e0..ea79962 100644
--- a/arch/arm/mach-exynos4/include/mach/map.h
+++ b/arch/arm/mach-exynos4/include/mach/map.h
@@ -107,6 +107,7 @@
#define S3C_PA_HSMMC1 EXYNOS4_PA_HSMMC(1)
#define S3C_PA_HSMMC2 EXYNOS4_PA_HSMMC(2)
#define S3C_PA_HSMMC3 EXYNOS4_PA_HSMMC(3)
+#define S3C_PA_HSMMC4 EXYNOS4_PA_HSMMC(4)
#define S3C_PA_IIC EXYNOS4_PA_IIC(0)
#define S3C_PA_IIC1 EXYNOS4_PA_IIC(1)
#define S3C_PA_IIC2 EXYNOS4_PA_IIC(2)
diff --git a/arch/arm/plat-samsung/Kconfig b/arch/arm/plat-samsung/Kconfig
index be72100..f816985 100644
--- a/arch/arm/plat-samsung/Kconfig
+++ b/arch/arm/plat-samsung/Kconfig
@@ -171,6 +171,11 @@ config S3C_DEV_HSMMC3
help
Compile in platform device definitions for HSMMC channel 3
+config S3C_DEV_HSMMC4
+ bool
+ help
+ Compile in platform device definitions for HSMMC channel 4
+
config S3C_DEV_HWMON
bool
help
diff --git a/arch/arm/plat-samsung/Makefile b/arch/arm/plat-samsung/Makefile
index e9de58a..7ddba03 100644
--- a/arch/arm/plat-samsung/Makefile
+++ b/arch/arm/plat-samsung/Makefile
@@ -37,6 +37,7 @@ 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-$(CONFIG_S3C_DEV_HSMMC4) += dev-hsmmc4.o
obj-$(CONFIG_S3C_DEV_HWMON) += dev-hwmon.o
obj-y += dev-i2c0.o
obj-$(CONFIG_S3C_DEV_I2C1) += dev-i2c1.o
diff --git a/arch/arm/plat-samsung/dev-hsmmc4.c
b/arch/arm/plat-samsung/dev-hsmmc4.c
new file mode 100644
index 0000000..c69a78f
--- /dev/null
+++ b/arch/arm/plat-samsung/dev-hsmmc4.c
@@ -0,0 +1,54 @@
+/* linux/arch/arm/plat-samsung/dev-hsmmc4.c
+ *
+ * Copyright (C) 2011 Samsung Electronics Co., Ltd.
+ *
+ * Samsung device definition for hsmmc device 4
+ *
+ * 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 <linux/mmc/dw_mmc.h>
+#include <linux/dma-mapping.h>
+
+#include <mach/map.h>
+#include <plat/sdhci.h>
+#include <plat/devs.h>
+
+#define S3C_SZ_HSMMC 0x1000
+
+static struct resource s3c_hsmmc4_resource[] = {
+ [0] = {
+ .start = S3C_PA_HSMMC4,
+ .end = S3C_PA_HSMMC4 + S3C_SZ_HSMMC - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = IRQ_HSMMC4,
+ .end = IRQ_HSMMC4,
+ .flags = IORESOURCE_IRQ,
+ }
+};
+
+static u64 s3c_device_hsmmc4_dmamask = DMA_BIT_MASK(32);
+
+struct platform_device s3c_device_hsmmc4 = {
+ .name = "dw_mmc",
+ .id = -1,
+ .num_resources = ARRAY_SIZE(s3c_hsmmc4_resource),
+ .resource = s3c_hsmmc4_resource,
+ .dev = {
+ .dma_mask = &s3c_device_hsmmc4_dmamask,
+ .coherent_dma_mask = DMA_BIT_MASK(32),
+ },
+};
+
+void s3c_hsmmc4_set_platdata(struct dw_mci_board *pdata)
+{
+ s3c_set_platdata(pdata, sizeof(struct dw_mci_board),
+ &s3c_device_hsmmc4);
+}
diff --git a/arch/arm/plat-samsung/include/plat/devs.h
b/arch/arm/plat-samsung/include/plat/devs.h
index e2b3ab9..4e198ba 100644
--- a/arch/arm/plat-samsung/include/plat/devs.h
+++ b/arch/arm/plat-samsung/include/plat/devs.h
@@ -65,6 +65,7 @@ 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_hsmmc4;
extern struct platform_device s3c_device_cfcon;
extern struct platform_device s3c_device_spi0;
--
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