From: Tomasz Stanislawski <t.stanislaws@xxxxxxxxxxx>
This patch adds configuration of hw modules required to enable HDMI
support on Universal C210 board.
Signed-off-by: Tomasz Stanislawski <t.stanislaws@xxxxxxxxxxx>
Signed-off-by: Marek Szyprowski <m.szyprowski@xxxxxxxxxxx>
---
arch/arm/boot/dts/exynos4210-universal_c210.dts | 57 +++++++++++++++++++++++++
1 file changed, 57 insertions(+)
diff --git a/arch/arm/boot/dts/exynos4210-universal_c210.dts b/arch/arm/boot/dts/exynos4210-universal_c210.dts
index aaf0cae..01f7d3c 100644
--- a/arch/arm/boot/dts/exynos4210-universal_c210.dts
+++ b/arch/arm/boot/dts/exynos4210-universal_c210.dts
@@ -503,6 +503,63 @@
assigned-clock-rates = <0>, <160000000>;
};
};
+
+ hdmi_en: voltage-regulator-hdmi-5v {
+ compatible = "regulator-fixed";
+ regulator-name = "HDMI_5V";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ gpio = <&gpe0 1 0>;
+ enable-active-high;
+ };
+
+ hdmi_ddc: i2c-ddc {
+ compatible = "i2c-gpio";
+ gpios = <&gpe4 2 0 &gpe4 3 0>;
+ i2c-gpio,delay-us = <100>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ pinctrl-0 = <&i2c_ddc_bus>;
+ pinctrl-names = "default";
+ status = "okay";
+ };
+
+ mixer@12C10000 {
+ status = "okay";
+ };
+
+ hdmi@12D00000 {
+ hpd-gpio = <&gpx3 7 0>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&hdmi_hpd>;
+ hdmi-en-supply = <&hdmi_en>;
+ vdd-supply = <&ldo3_reg>;
+ vdd_osc-supply = <&ldo4_reg>;
+ vdd_pll-supply = <&ldo3_reg>;
+ ddc = <&hdmi_ddc>;
+ status = "okay";
+ };
+
+ i2c@138E0000 {
+ status = "okay";
+ };
+};
+
+&pinctrl_1 {
+ hdmi_hpd: hdmi-hpd {
+ samsung,pins = "gpx3-7";
+ samsung,pin-pud = <0>;
+ };
+};
+
+&pinctrl_0 {
+ i2c_ddc_bus: i2c-ddc-bus {
+ samsung,pins = "gpe4-2", "gpe4-3";
+ samsung,pin-function = <2>;
+ samsung,pin-pud = <3>;
+ samsung,pin-drv = <0>;
+ };
};
&mdma1 {
--
1.9.2
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