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>

diff --git a/arch/arm64/boot/dts/renesas/salvator-common.dtsi b/arch/arm64/boot/dts/renesas/salvator-common.dtsi
index 263e578..9256fba 100644 (file)
--- 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 {