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authorMarek Szyprowski <m.szyprowski@samsung.com>2010-05-18 12:38:44 +0200
committerBen Dooks <ben-linux@fluff.org>2010-05-19 18:23:37 +0900
commit51ffd971edb2d5187007967c14712a8ed956c092 (patch)
tree051b8ec9aacc970bd291c4cb7ac5da54f77b4c7a /arch/arm/mach-s5pc100
parentb884c0e07058478bff82b8edcecff4e2919fa361 (diff)
downloadlwn-51ffd971edb2d5187007967c14712a8ed956c092.tar.gz
lwn-51ffd971edb2d5187007967c14712a8ed956c092.zip
ARM: S5PC100: Move i2c helpers from plat-s5pc1xx to mach-s5pc100
Move i2c helpers from plat-s5pc1xx to mach-s5pc100. Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Diffstat (limited to 'arch/arm/mach-s5pc100')
-rw-r--r--arch/arm/mach-s5pc100/Kconfig8
-rw-r--r--arch/arm/mach-s5pc100/Makefile2
-rw-r--r--arch/arm/mach-s5pc100/setup-i2c0.c30
-rw-r--r--arch/arm/mach-s5pc100/setup-i2c1.c30
4 files changed, 68 insertions, 2 deletions
diff --git a/arch/arm/mach-s5pc100/Kconfig b/arch/arm/mach-s5pc100/Kconfig
index 7d9b68c8fef5..8593337784e1 100644
--- a/arch/arm/mach-s5pc100/Kconfig
+++ b/arch/arm/mach-s5pc100/Kconfig
@@ -23,6 +23,11 @@ config S5PC100_SETUP_SDHCI
help
Internal helper functions for S5PC100 based SDHCI systems
+config S5PC100_SETUP_I2C1
+ bool
+ help
+ Common setup code for i2c bus 1.
+
config MACH_SMDKC100
bool "SMDKC100"
select CPU_S5PC100
@@ -31,9 +36,8 @@ config MACH_SMDKC100
select S3C_DEV_HSMMC
select S3C_DEV_HSMMC1
select S3C_DEV_HSMMC2
- select S5PC1XX_SETUP_I2C0
- select S5PC1XX_SETUP_I2C1
select S5PC100_SETUP_FB_24BPP
+ select S5PC100_SETUP_I2C1
select S5PC100_SETUP_SDHCI
help
Machine support for the Samsung SMDKC100
diff --git a/arch/arm/mach-s5pc100/Makefile b/arch/arm/mach-s5pc100/Makefile
index 1d1276c29cff..373bc546eae8 100644
--- a/arch/arm/mach-s5pc100/Makefile
+++ b/arch/arm/mach-s5pc100/Makefile
@@ -12,10 +12,12 @@ obj- :=
# Core support for S5PC100 system
obj-$(CONFIG_CPU_S5PC100) += cpu.o gpiolib.o
+obj-$(CONFIG_CPU_S5PC100) += setup-i2c0.o
# Helper and device support
obj-$(CONFIG_S5PC100_SETUP_FB_24BPP) += setup-fb-24bpp.o
+obj-$(CONFIG_S5PC100_SETUP_I2C1) += setup-i2c1.o
obj-$(CONFIG_S5PC100_SETUP_SDHCI) += setup-sdhci.o
# machine support
diff --git a/arch/arm/mach-s5pc100/setup-i2c0.c b/arch/arm/mach-s5pc100/setup-i2c0.c
new file mode 100644
index 000000000000..dd3174e6ecc5
--- /dev/null
+++ b/arch/arm/mach-s5pc100/setup-i2c0.c
@@ -0,0 +1,30 @@
+/* linux/arch/arm/mach-s5pc100/setup-i2c0.c
+ *
+ * Copyright 2009 Samsung Electronics Co.
+ * Byungho Min <bhmin@samsung.com>
+ *
+ * Base S5PC100 I2C bus 0 gpio configuration
+ *
+ * Based on plat-s3c64xx/setup-i2c0.c
+ *
+ * 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/types.h>
+
+struct platform_device; /* don't need the contents */
+
+#include <linux/gpio.h>
+#include <plat/iic.h>
+#include <plat/gpio-cfg.h>
+
+void s3c_i2c0_cfg_gpio(struct platform_device *dev)
+{
+ s3c_gpio_cfgpin(S5PC100_GPD(3), S3C_GPIO_SFN(2));
+ s3c_gpio_setpull(S5PC100_GPD(3), S3C_GPIO_PULL_UP);
+ s3c_gpio_cfgpin(S5PC100_GPD(4), S3C_GPIO_SFN(2));
+ s3c_gpio_setpull(S5PC100_GPD(4), S3C_GPIO_PULL_UP);
+}
diff --git a/arch/arm/mach-s5pc100/setup-i2c1.c b/arch/arm/mach-s5pc100/setup-i2c1.c
new file mode 100644
index 000000000000..d1fec26b69ee
--- /dev/null
+++ b/arch/arm/mach-s5pc100/setup-i2c1.c
@@ -0,0 +1,30 @@
+/* linux/arch/arm/mach-s5pc100/setup-i2c1.c
+ *
+ * Copyright 2009 Samsung Electronics Co.
+ * Byungho Min <bhmin@samsung.com>
+ *
+ * Base S5PC100 I2C bus 1 gpio configuration
+ *
+ * Based on plat-s3c64xx/setup-i2c1.c
+ *
+ * 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/types.h>
+
+struct platform_device; /* don't need the contents */
+
+#include <linux/gpio.h>
+#include <plat/iic.h>
+#include <plat/gpio-cfg.h>
+
+void s3c_i2c1_cfg_gpio(struct platform_device *dev)
+{
+ s3c_gpio_cfgpin(S5PC100_GPD(5), S3C_GPIO_SFN(2));
+ s3c_gpio_setpull(S5PC100_GPD(5), S3C_GPIO_PULL_UP);
+ s3c_gpio_cfgpin(S5PC100_GPD(6), S3C_GPIO_SFN(2));
+ s3c_gpio_setpull(S5PC100_GPD(6), S3C_GPIO_PULL_UP);
+}