[PATCH 1/2] ARM: EXYNOS: Support I2C{4/5} for EXYNOS{4212/4412} SoC
From: Huisung Kang <hidden>
Date: 2012-02-11 06:14:40
Also in:
linux-samsung-soc
Subsystem:
arm port, the rest · Maintainers:
Russell King, Linus Torvalds
Fixup gpio configuration related to i2c4/i2c5 for exynos{4212/4412}
as below table.
------------------------------------
| SoC | i2c4 | i2c5 |
----------------------------------
| exynos4210 | GPB(2,3) | GPB(6,7) |
----------------------------------
| exynos4x12 | GPB(0,1) | GPB(2,3) |
------------------------------------
Signed-off-by: Huisung Kang <redacted>
---
arch/arm/mach-exynos/setup-i2c4.c | 10 ++++++++--
arch/arm/mach-exynos/setup-i2c5.c | 9 +++++++--
2 files changed, 15 insertions(+), 4 deletions(-)
diff --git a/arch/arm/mach-exynos/setup-i2c4.c b/arch/arm/mach-exynos/setup-i2c4.c
index 9f3c048..9df73e8 100644
--- a/arch/arm/mach-exynos/setup-i2c4.c
+++ b/arch/arm/mach-exynos/setup-i2c4.c@@ -15,9 +15,15 @@ struct platform_device; /* don't need the contents */ #include <linux/gpio.h> #include <plat/iic.h> #include <plat/gpio-cfg.h> +#include <plat/cpu.h> void s3c_i2c4_cfg_gpio(struct platform_device *dev) { - s3c_gpio_cfgall_range(EXYNOS4_GPB(2), 2, - S3C_GPIO_SFN(3), S3C_GPIO_PULL_UP); + if (soc_is_exynos4210()) + s3c_gpio_cfgall_range(EXYNOS4_GPB(2), 2, + S3C_GPIO_SFN(3), S3C_GPIO_PULL_UP); + else + s3c_gpio_cfgall_range(EXYNOS4_GPB(0), 2, + S3C_GPIO_SFN(3), S3C_GPIO_PULL_UP); + }
diff --git a/arch/arm/mach-exynos/setup-i2c5.c b/arch/arm/mach-exynos/setup-i2c5.c
index 77e1a1e..2380d10 100644
--- a/arch/arm/mach-exynos/setup-i2c5.c
+++ b/arch/arm/mach-exynos/setup-i2c5.c@@ -15,9 +15,14 @@ struct platform_device; /* don't need the contents */ #include <linux/gpio.h> #include <plat/iic.h> #include <plat/gpio-cfg.h> +#include <plat/cpu.h> void s3c_i2c5_cfg_gpio(struct platform_device *dev) { - s3c_gpio_cfgall_range(EXYNOS4_GPB(6), 2, - S3C_GPIO_SFN(3), S3C_GPIO_PULL_UP); + if (soc_is_exynos4210()) + s3c_gpio_cfgall_range(EXYNOS4_GPB(6), 2, + S3C_GPIO_SFN(3), S3C_GPIO_PULL_UP); + else + s3c_gpio_cfgall_range(EXYNOS4_GPB(2), 2, + S3C_GPIO_SFN(3), S3C_GPIO_PULL_UP); }
--
1.7.1