[RFC v2 7/8] MIPS: DTS: CI20: add HDMI setup

["H. Nikolaus Schaller" <hns@xxxxxxxxxxxxx>]

From: Paul Boddie <paul@xxxxxxxxxxxxx>

We need to hook up
* HDMI power regulator
* HDMI connector
* DDC pinmux
* HDMI and LCD endpoint connections

Signed-off-by: Paul Boddie <paul@xxxxxxxxxxxxx>
Signed-off-by: H. Nikolaus Schaller <hns@xxxxxxxxxxxxx>
---
 arch/mips/boot/dts/ingenic/ci20.dts | 64 +++++++++++++++++++++++++++++
 1 file changed, 64 insertions(+)

diff --git a/arch/mips/boot/dts/ingenic/ci20.dts b/arch/mips/boot/dts/ingenic/ci20.dts
index 37b93166bf22..efa8270afbba 100644
--- a/arch/mips/boot/dts/ingenic/ci20.dts
+++ b/arch/mips/boot/dts/ingenic/ci20.dts
@@ -60,6 +60,28 @@
 		enable-active-high;
 	};
 
+	hdmi_power: fixedregulator@2 {
+		compatible = "regulator-fixed";
+		regulator-name = "hdmi_power";
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+		gpio = <&gpa 25 GPIO_ACTIVE_LOW>;
+		enable-active-high;
+		regulator-always-on;
+	};
+
+	hdmi_out: connector {
+		compatible = "hdmi-connector";
+		label = "HDMI OUT";
+		type = "a";
+
+		port {
+			hdmi_con: endpoint {
+				remote-endpoint = <&dw_hdmi_out>;
+			};
+		};
+	};
+
 	wlan0_power: fixedregulator@1 {
 		compatible = "regulator-fixed";
 		regulator-name = "wlan0_power";
@@ -423,6 +445,12 @@
 		bias-disable;
 	};
 
+	pins_hdmi_ddc: hdmi_ddc {
+		function = "hdmi-ddc";
+		groups = "hdmi-ddc";
+		bias-disable;
+	};
+
 	pins_nemc: nemc {
 		function = "nemc";
 		groups = "nemc-data", "nemc-cle-ale", "nemc-rd-we", "nemc-frd-fwe";
@@ -459,3 +487,39 @@
 	assigned-clocks = <&tcu TCU_CLK_TIMER0>, <&tcu TCU_CLK_TIMER1>;
 	assigned-clock-rates = <3000000>, <3000000>;
 };
+
+&hdmi {
+	status = "okay";
+
+	pinctrl-names = "default";
+	pinctrl-0 = <&pins_hdmi_ddc>;
+
+	ports {
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		port@0 {
+			reg = <0>;
+			dw_hdmi_in: endpoint {
+				remote-endpoint = <&lcd_out>;
+			};
+		};
+
+		port@1 {
+			reg = <1>;
+			dw_hdmi_out: endpoint {
+				remote-endpoint = <&hdmi_con>;
+			};
+		};
+	};
+};
+
+&lcd {
+	status = "okay";
+
+	port {
+		lcd_out: endpoint {
+			remote-endpoint = <&dw_hdmi_in>;
+		};
+	};
+};
-- 
2.23.0

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