RFC[PATCH 5/6] ARM: S5P64X0: Enable SDHCI support
Rajeshwari Shinde
rajeshwari.s at samsung.com
Mon Aug 8 04:47:55 EDT 2011
This patch initializes default sdhci devices and platform
data for SMDK6440 and SMDK6450.
Signed-off-by: Rajeshwari Shinde <rajeshwari.s at samsung.com>
---
arch/arm/mach-s5p64x0/Makefile | 2 +-
.../include/mach/s5p64x0-common-sdhci.h | 15 +++++++++
arch/arm/mach-s5p64x0/mach-smdk6440.c | 10 ++++++
arch/arm/mach-s5p64x0/mach-smdk6450.c | 10 ++++++
arch/arm/mach-s5p64x0/s5p64x0-common-sdhci.c | 34 ++++++++++++++++++++
5 files changed, 70 insertions(+), 1 deletions(-)
create mode 100644 arch/arm/mach-s5p64x0/include/mach/s5p64x0-common-sdhci.h
create mode 100644 arch/arm/mach-s5p64x0/s5p64x0-common-sdhci.c
diff --git a/arch/arm/mach-s5p64x0/Makefile b/arch/arm/mach-s5p64x0/Makefile
index 6642448..e8dd7c6 100644
--- a/arch/arm/mach-s5p64x0/Makefile
+++ b/arch/arm/mach-s5p64x0/Makefile
@@ -28,5 +28,5 @@ obj-y += dev-audio.o
obj-$(CONFIG_S3C64XX_DEV_SPI) += dev-spi.o
obj-$(CONFIG_S5P64X0_SETUP_I2C1) += setup-i2c1.o
-obj-$(CONFIG_S5P64X0_SETUP_SDHCI) += setup-sdhci.o
+obj-$(CONFIG_S5P64X0_SETUP_SDHCI) += setup-sdhci.o s5p64x0-common-sdhci.o
obj-$(CONFIG_S5P64X0_SETUP_SDHCI_GPIO) += setup-sdhci-gpio.o
diff --git a/arch/arm/mach-s5p64x0/include/mach/s5p64x0-common-sdhci.h b/arch/arm/mach-s5p64x0/include/mach/s5p64x0-common-sdhci.h
new file mode 100644
index 0000000..a3381f0
--- /dev/null
+++ b/arch/arm/mach-s5p64x0/include/mach/s5p64x0-common-sdhci.h
@@ -0,0 +1,15 @@
+/* linux/arch/arm/mach-s5p64x0/include/mach/s5p64x0-common-sdhci.h
+ *
+ * Copyright (c) 2011 Samsung Electronics Co., Ltd.
+ * http://www.samsung.com
+ *
+ * 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 <plat/sdhci.h>
+
+extern struct s3c_sdhci_platdata smdk64x0_hsmmc0_pdata;
+extern struct s3c_sdhci_platdata smdk64x0_hsmmc1_pdata;
+extern struct s3c_sdhci_platdata smdk64x0_hsmmc2_pdata;
diff --git a/arch/arm/mach-s5p64x0/mach-smdk6440.c b/arch/arm/mach-s5p64x0/mach-smdk6440.c
index 346f8df..065977f 100644
--- a/arch/arm/mach-s5p64x0/mach-smdk6440.c
+++ b/arch/arm/mach-s5p64x0/mach-smdk6440.c
@@ -23,6 +23,7 @@
#include <linux/clk.h>
#include <linux/gpio.h>
#include <linux/pwm_backlight.h>
+#include <linux/mmc/host.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
@@ -34,6 +35,7 @@
#include <mach/regs-clock.h>
#include <mach/i2c.h>
#include <mach/regs-gpio.h>
+#include <mach/s5p64x0-common-sdhci.h>
#include <plat/regs-serial.h>
#include <plat/gpio-cfg.h>
@@ -47,6 +49,7 @@
#include <plat/ts.h>
#include <plat/s5p-time.h>
#include <plat/backlight.h>
+#include <plat/sdhci.h>
#define SMDK6440_UCON_DEFAULT (S3C2410_UCON_TXILEVEL | \
S3C2410_UCON_RXILEVEL | \
@@ -101,6 +104,9 @@ static struct platform_device *smdk6440_devices[] __initdata = {
&s3c_device_wdt,
&samsung_asoc_dma,
&s5p6440_device_iis,
+ &s3c_device_hsmmc0,
+ &s3c_device_hsmmc1,
+ &s3c_device_hsmmc2,
};
static struct s3c2410_platform_i2c s5p6440_i2c0_data __initdata = {
@@ -166,6 +172,10 @@ static void __init smdk6440_machine_init(void)
samsung_bl_set(&smdk6440_bl_gpio_info, &smdk6440_bl_data);
+ s3c_sdhci0_set_platdata(&smdk64x0_hsmmc0_pdata);
+ s3c_sdhci1_set_platdata(&smdk64x0_hsmmc1_pdata);
+ s3c_sdhci2_set_platdata(&smdk64x0_hsmmc2_pdata);
+
platform_add_devices(smdk6440_devices, ARRAY_SIZE(smdk6440_devices));
}
diff --git a/arch/arm/mach-s5p64x0/mach-smdk6450.c b/arch/arm/mach-s5p64x0/mach-smdk6450.c
index 33f2adf..9e6fcef 100644
--- a/arch/arm/mach-s5p64x0/mach-smdk6450.c
+++ b/arch/arm/mach-s5p64x0/mach-smdk6450.c
@@ -23,6 +23,7 @@
#include <linux/clk.h>
#include <linux/gpio.h>
#include <linux/pwm_backlight.h>
+#include <linux/mmc/host.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
@@ -34,6 +35,7 @@
#include <mach/regs-clock.h>
#include <mach/i2c.h>
#include <mach/regs-gpio.h>
+#include <mach/s5p64x0-common-sdhci.h>
#include <plat/regs-serial.h>
#include <plat/gpio-cfg.h>
@@ -47,6 +49,7 @@
#include <plat/ts.h>
#include <plat/s5p-time.h>
#include <plat/backlight.h>
+#include <plat/sdhci.h>
#define SMDK6450_UCON_DEFAULT (S3C2410_UCON_TXILEVEL | \
S3C2410_UCON_RXILEVEL | \
@@ -119,6 +122,9 @@ static struct platform_device *smdk6450_devices[] __initdata = {
&s3c_device_wdt,
&samsung_asoc_dma,
&s5p6450_device_iis0,
+ &s3c_device_hsmmc0,
+ &s3c_device_hsmmc1,
+ &s3c_device_hsmmc2,
/* s5p6450_device_spi0 will be added */
};
@@ -185,6 +191,10 @@ static void __init smdk6450_machine_init(void)
samsung_bl_set(&smdk6450_bl_gpio_info, &smdk6450_bl_data);
+ s3c_sdhci0_set_platdata(&smdk64x0_hsmmc0_pdata);
+ s3c_sdhci1_set_platdata(&smdk64x0_hsmmc1_pdata);
+ s3c_sdhci2_set_platdata(&smdk64x0_hsmmc2_pdata);
+
platform_add_devices(smdk6450_devices, ARRAY_SIZE(smdk6450_devices));
}
diff --git a/arch/arm/mach-s5p64x0/s5p64x0-common-sdhci.c b/arch/arm/mach-s5p64x0/s5p64x0-common-sdhci.c
new file mode 100644
index 0000000..03d89f6
--- /dev/null
+++ b/arch/arm/mach-s5p64x0/s5p64x0-common-sdhci.c
@@ -0,0 +1,34 @@
+/* linux/arch/arm/mach-s5p64x0/s5p64x0-common-sdhci.c
+ *
+ * Copyright (c) 2011 Samsung Electronics Co., Ltd.
+ * http://www.samsung.com
+ *
+ * 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/init.h>
+#include <linux/mmc/host.h>
+#include <linux/types.h>
+
+#include <mach/s5p64x0-common-sdhci.h>
+
+struct s3c_sdhci_platdata smdk64x0_hsmmc0_pdata __initdata = {
+ .cd_type = S3C_SDHCI_CD_NONE,
+ .clk_type = S3C_SDHCI_CLK_DIV_EXTERNAL,
+};
+
+struct s3c_sdhci_platdata smdk64x0_hsmmc1_pdata __initdata = {
+ .cd_type = S3C_SDHCI_CD_NONE,
+#if defined(CONFIG_S5P64X0_SD_CH1_8BIT)
+ .max_width = 8,
+ .host_caps = MMC_CAP_8_BIT_DATA,
+#endif
+ .clk_type = S3C_SDHCI_CLK_DIV_EXTERNAL,
+};
+
+struct s3c_sdhci_platdata smdk64x0_hsmmc2_pdata __initdata = {
+ .cd_type = S3C_SDHCI_CD_NONE,
+ .clk_type = S3C_SDHCI_CLK_DIV_EXTERNAL,
+};
--
1.7.4.4
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