From: Rahul Sharma <rahul.sharma@samsung.com>
Date: Mon, 29 Oct 2012 12:51:42 +0000 (+0900)
Subject: ARM: dts: add device tree support for exynos5 hdmiphy
X-Git-Tag: v3.8-rc1~138^2~6^2~3
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=3e3e9ce4474c3c1ec6e3e05268705ed086825159;p=platform%2Fupstream%2Fkernel-adaptation-pc.git

ARM: dts: add device tree support for exynos5 hdmiphy

This patch adds support for device tree based discovery for exynos5
hdmiphy.

Signed-off-by: Rahul Sharma <rahul.sharma@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
---

diff --git a/Documentation/devicetree/bindings/drm/exynos/hdmiphy.txt b/Documentation/devicetree/bindings/drm/exynos/hdmiphy.txt
new file mode 100644
index 0000000..858f4f9
--- /dev/null
+++ b/Documentation/devicetree/bindings/drm/exynos/hdmiphy.txt
@@ -0,0 +1,12 @@
+Device-Tree bindings for hdmiphy driver
+
+Required properties:
+- compatible: value should be "samsung,exynos5-hdmiphy".
+- reg: I2C address of the hdmiphy device.
+
+Example:
+
+	hdmiphy {
+		compatible = "samsung,exynos5-hdmiphy";
+		reg = <0x38>;
+	};
diff --git a/arch/arm/boot/dts/exynos5250-smdk5250.dts b/arch/arm/boot/dts/exynos5250-smdk5250.dts
index 2a478ab..7dc196f 100644
--- a/arch/arm/boot/dts/exynos5250-smdk5250.dts
+++ b/arch/arm/boot/dts/exynos5250-smdk5250.dts
@@ -79,6 +79,16 @@
 		status = "disabled";
 	};
 
+	i2c@12CE0000 {
+		samsung,i2c-sda-delay = <100>;
+		samsung,i2c-max-bus-freq = <66000>;
+
+		hdmiphy@38 {
+			compatible = "samsung,exynos5-hdmiphy";
+			reg = <0x38>;
+		};
+	};
+
 	dwmmc_0: dwmmc0@12200000 {
 		num-slots = <1>;
 		supports-highspeed;
diff --git a/arch/arm/boot/dts/exynos5250.dtsi b/arch/arm/boot/dts/exynos5250.dtsi
index 2a203e6..190068f 100644
--- a/arch/arm/boot/dts/exynos5250.dtsi
+++ b/arch/arm/boot/dts/exynos5250.dtsi
@@ -156,6 +156,14 @@
 		#size-cells = <0>;
 	};
 
+	i2c@12CE0000 {
+		compatible = "samsung,s3c2440-hdmiphy-i2c";
+		reg = <0x12CE0000 0x1000>;
+		interrupts = <0 64 0>;
+		#address-cells = <1>;
+		#size-cells = <0>;
+	};
+
 	spi_0: spi@12d20000 {
 		compatible = "samsung,exynos4210-spi";
 		reg = <0x12d20000 0x100>;
diff --git a/arch/arm/mach-exynos/mach-exynos5-dt.c b/arch/arm/mach-exynos/mach-exynos5-dt.c
index 4fc15da..0f20ba8 100644
--- a/arch/arm/mach-exynos/mach-exynos5-dt.c
+++ b/arch/arm/mach-exynos/mach-exynos5-dt.c
@@ -47,6 +47,8 @@ static const struct of_dev_auxdata exynos5250_auxdata_lookup[] __initconst = {
 				"s3c2440-i2c.0", NULL),
 	OF_DEV_AUXDATA("samsung,s3c2440-i2c", EXYNOS5_PA_IIC(1),
 				"s3c2440-i2c.1", NULL),
+	OF_DEV_AUXDATA("samsung,s3c2440-hdmiphy-i2c", EXYNOS5_PA_IIC(8),
+				"s3c2440-hdmiphy-i2c", NULL),
 	OF_DEV_AUXDATA("samsung,exynos5250-dw-mshc", EXYNOS5_PA_DWMCI0,
 				"dw_mmc.0", NULL),
 	OF_DEV_AUXDATA("samsung,exynos5250-dw-mshc", EXYNOS5_PA_DWMCI1,