arm64: dts: renesas: rzg2l-smarc: Link DSI with ADV7535

Enable DSI and ADV7535 and link DSI with ADV7535 on RZ/G2L SMARC EVK.
Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/r/20230411100346.299768-8-biju.das.jz@bp.renesas.comSigned-off-by: Geert Uytterhoeven <geert+renesas@glider.be>

arch/arm64/boot/dts/renesas/rzg2l-smarc.dtsi

@@ -16,12 +16,91 @@ aliases {
 		serial1 = &scif2;
 		i2c3 = &i2c3;
 	};
+
+	osc1: cec-clock {
+		compatible = "fixed-clock";
+		#clock-cells = <0>;
+		clock-frequency = <12000000>;
+	};
+
+	hdmi-out {
+		compatible = "hdmi-connector";
+		type = "d";
+
+		port {
+			hdmi_con_out: endpoint {
+				remote-endpoint = <&adv7535_out>;
+			};
+		};
+	};
 };
 
 &cpu_dai {
 	sound-dai = <&ssi0>;
 };
 
+&dsi {
+	status = "okay";
+
+	ports {
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		port@0 {
+			reg = <0>;
+			dsi0_in: endpoint {
+			};
+		};
+
+		port@1 {
+			reg = <1>;
+			dsi0_out: endpoint {
+				data-lanes = <1 2 3 4>;
+				remote-endpoint = <&adv7535_in>;
+			};
+		};
+	};
+};
+
+&i2c1 {
+	adv7535: hdmi@3d {
+		compatible = "adi,adv7535";
+		reg = <0x3d>;
+
+		interrupt-parent = <&pinctrl>;
+		interrupts = <RZG2L_GPIO(2, 1) IRQ_TYPE_EDGE_FALLING>;
+		clocks = <&osc1>;
+		clock-names = "cec";
+		avdd-supply = <&reg_1p8v>;
+		dvdd-supply = <&reg_1p8v>;
+		pvdd-supply = <&reg_1p8v>;
+		a2vdd-supply = <&reg_1p8v>;
+		v3p3-supply = <&reg_3p3v>;
+		v1p2-supply = <&reg_1p8v>;
+
+		adi,dsi-lanes = <4>;
+
+		ports {
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			port@0 {
+				reg = <0>;
+				adv7535_in: endpoint {
+					remote-endpoint = <&dsi0_out>;
+				};
+			};
+
+			port@1 {
+				reg = <1>;
+				adv7535_out: endpoint {
+					remote-endpoint = <&hdmi_con_out>;
+				};
+			};
+		};
+	};
+};
+
 &i2c3 {
 	pinctrl-0 = <&i2c3_pins>;
 	pinctrl-names = "default";