[PATCH 3/3] arm64: dts: renesas: r9a09g056n48-rzv2n-evk: Enable DU and DSI

From: Prabhakar
Date: Mon Nov 03 2025 - 15:06:09 EST


From: Lad Prabhakar <prabhakar.mahadev-lad.rj@xxxxxxxxxxxxxx>

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

Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@xxxxxxxxxxxxxx>
---
.../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 066e66b5d51a..5459465b81f5 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 @@ chosen {
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 @@ x6: x6-clock {
#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>;
};

+&du {
+ status = "okay";
+};
+
+&dsi {
+ status = "okay";
+
+ ports {
+ port@1 {
+ dsi_out: endpoint {
+ data-lanes = <1 2 3 4>;
+ remote-endpoint = <&adv7535_in>;
+ };
+ };
+ };
+};
+
&ehci0 {
dr_mode = "otg";
status = "okay";
@@ -145,6 +180,40 @@ &i2c3 {
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 {
--
2.43.0