arm64: dts: renesas: salvator-common: Add ADV7482 support

The Salvator boards use an ADV7482 receiver for HDMI and CVBS inputs.

Provide ADV7482 node on the i2c4 bus, along with connectors for the
hdmi and cvbs inputs, and link to the csi20 and csi40 nodes as outputs.

Signed-off-by: Kieran Bingham <kieran.bingham+renesas@ideasonboard.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
(cherry picked from commit 908001d778eba06ee1d832863d4e9a1e2cfd4746)
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

1 files changed, 103 insertions, 0 deletions

diff --git a/arch/arm64/boot/dts/renesas/salvator-common.dtsi b/arch/arm64/boot/dts/renesas/salvator-common.dtsi
index 263e5787270e86..9256fbaaab7f32 100644
--- a/arch/arm64/boot/dts/renesas/salvator-common.dtsi
+++ b/arch/arm64/boot/dts/renesas/salvator-common.dtsi
@@ -66,6 +66,29 @@
 		enable-gpios = <&gpio6 7 GPIO_ACTIVE_HIGH>;
 	};
 
+	cvbs-in {
+		compatible = "composite-video-connector";
+		label = "CVBS IN";
+
+		port {
+			cvbs_con: endpoint {
+				remote-endpoint = <&adv7482_ain7>;
+			};
+		};
+	};
+
+	hdmi-in {
+		compatible = "hdmi-connector";
+		label = "HDMI IN";
+		type = "a";
+
+		port {
+			hdmi_in_con: endpoint {
+				remote-endpoint = <&adv7482_hdmi>;
+			};
+		};
+	};
+
 	reg_1p8v: regulator0 {
 		compatible = "regulator-fixed";
 		regulator-name = "fixed-1.8V";
@@ -260,6 +283,37 @@
 	};
 };
 
+&csi20 {
+	status = "okay";
+
+	ports {
+		port@0 {
+			reg = <0>;
+			csi20_in: endpoint {
+				clock-lanes = <0>;
+				data-lanes = <1>;
+				remote-endpoint = <&adv7482_txb>;
+			};
+		};
+	};
+};
+
+&csi40 {
+	status = "okay";
+
+	ports {
+		port@0 {
+			reg = <0>;
+
+			csi40_in: endpoint {
+				clock-lanes = <0>;
+				data-lanes = <1 2 3 4>;
+				remote-endpoint = <&adv7482_txa>;
+			};
+		};
+	};
+};
+
 &du {
 	pinctrl-0 = <&du_pins>;
 	pinctrl-names = "default";
@@ -357,6 +411,55 @@
 
 		shunt-resistor-micro-ohms = <5000>;
 	};
+
+	video-receiver@70 {
+		compatible = "adi,adv7482";
+		reg = <0x70>;
+
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		interrupt-parent = <&gpio6>;
+		interrupt-names = "intrq1", "intrq2";
+		interrupts = <30 IRQ_TYPE_LEVEL_LOW>,
+			     <31 IRQ_TYPE_LEVEL_LOW>;
+
+		port@7 {
+			reg = <7>;
+
+			adv7482_ain7: endpoint {
+				remote-endpoint = <&cvbs_con>;
+			};
+		};
+
+		port@8 {
+			reg = <8>;
+
+			adv7482_hdmi: endpoint {
+				remote-endpoint = <&hdmi_in_con>;
+			};
+		};
+
+		port@10 {
+			reg = <10>;
+
+			adv7482_txa: endpoint {
+				clock-lanes = <0>;
+				data-lanes = <1 2 3 4>;
+				remote-endpoint = <&csi40_in>;
+			};
+		};
+
+		port@11 {
+			reg = <11>;
+
+			adv7482_txb: endpoint {
+				clock-lanes = <0>;
+				data-lanes = <1>;
+				remote-endpoint = <&csi20_in>;
+			};
+		};
+	};
 };
 
 &i2c_dvfs {