From 9a5a73dca92aa120ec1ab8b510eb4dbbd653d4e2 Mon Sep 17 00:00:00 2001
From: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Date: Mon, 3 Nov 2025 20:03:49 +0000
Subject: [PATCH] arm64: dts: renesas: r9a09g056n48-rzv2n-evk: Enable DU and
 DSI

Enable DU, DSI and adv7535 HDMI encoder on RZ/V2N Evaluation Kit.

Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://patch.msgid.link/20251103200349.62087-4-prabhakar.mahadev-lad.rj@bp.renesas.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
---
 .../dts/renesas/r9a09g056n48-rzv2n-evk.dts    | 69 +++++++++++++++++++
 1 file changed, 69 insertions(+)

diff --git a/arch/arm64/boot/dts/renesas/r9a09g056n48-rzv2n-evk.dts b/arch/arm64/boot/dts/renesas/r9a09g056n48-rzv2n-evk.dts
index 066e66b5d51a2..4445bebd96c97 100644
--- a/arch/arm64/boot/dts/renesas/r9a09g056n48-rzv2n-evk.dts
+++ b/arch/arm64/boot/dts/renesas/r9a09g056n48-rzv2n-evk.dts
@@ -33,6 +33,17 @@
 		stdout-path = "serial0:115200n8";
 	};
 
+	hdmi-out {
+		compatible = "hdmi-connector";
+		type = "d";
+
+		port {
+			hdmi_con_out: endpoint {
+				remote-endpoint = <&adv7535_out>;
+			};
+		};
+	};
+
 	memory@48000000 {
 		device_type = "memory";
 		/* first 128MB is reserved for secure area. */
@@ -82,12 +93,36 @@
 		#clock-cells = <0>;
 		clock-frequency = <32768>;
 	};
+
+	/* 12MHz oscillator for ADV7535 */
+	y1: y1-clock {
+		compatible = "fixed-clock";
+		#clock-cells = <0>;
+		clock-frequency = <12000000>;
+	};
 };
 
 &audio_extal_clk {
 	clock-frequency = <22579200>;
 };
 
+&dsi {
+	status = "okay";
+
+	ports {
+		port@1 {
+			dsi_out: endpoint {
+				data-lanes = <1 2 3 4>;
+				remote-endpoint = <&adv7535_in>;
+			};
+		};
+	};
+};
+
+&du {
+	status = "okay";
+};
+
 &ehci0 {
 	dr_mode = "otg";
 	status = "okay";
@@ -145,6 +180,40 @@
 	pinctrl-names = "default";
 	clock-frequency = <400000>;
 	status = "okay";
+
+	adv7535: hdmi@3d {
+		compatible = "adi,adv7535";
+		reg = <0x3d>, <0x3f>, <0x3c>, <0x38>;
+		reg-names = "main", "edid", "cec", "packet";
+		clocks = <&y1>;
+		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 = <&dsi_out>;
+				};
+			};
+
+			port@1 {
+				reg = <1>;
+				adv7535_out: endpoint {
+					remote-endpoint = <&hdmi_con_out>;
+				};
+			};
+		};
+	};
 };
 
 &i2c6 {
-- 
2.47.3