[PATCH 4/4] arm64: dts: renesas: rzg2l-smarc: Fix missing cells and reg into DU subnode

From: Marek Vasut

Date: Thu Mar 26 2026 - 00:28:03 EST


Add missing cells and reg DT property into DU subnode to fix
the following warning:

"
arch/arm64/boot/dts/renesas/rz-smarc-du-adv7513.dtsi:29.10-33.5: Warning (unit_address_vs_reg): /fragment@1/__overlay__/ports/port@0: node has a unit name, but no reg or ranges property
"

Signed-off-by: Marek Vasut <marek.vasut+renesas@xxxxxxxxxxx>
---
Cc: Conor Dooley <conor+dt@xxxxxxxxxx>
Cc: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
Cc: Krzysztof Kozlowski <krzk+dt@xxxxxxxxxx>
Cc: Magnus Damm <magnus.damm@xxxxxxxxx>
Cc: Rob Herring <robh@xxxxxxxxxx>
Cc: devicetree@xxxxxxxxxxxxxxx
Cc: linux-kernel@xxxxxxxxxxxxxxx
Cc: linux-renesas-soc@xxxxxxxxxxxxxxx
---
arch/arm64/boot/dts/renesas/rz-smarc-du-adv7513.dtsi | 5 +++++
1 file changed, 5 insertions(+)

diff --git a/arch/arm64/boot/dts/renesas/rz-smarc-du-adv7513.dtsi b/arch/arm64/boot/dts/renesas/rz-smarc-du-adv7513.dtsi
index 36707576030d4..f5412578ee65f 100644
--- a/arch/arm64/boot/dts/renesas/rz-smarc-du-adv7513.dtsi
+++ b/arch/arm64/boot/dts/renesas/rz-smarc-du-adv7513.dtsi
@@ -26,7 +26,12 @@ &du {
status = "okay";

ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
port@0 {
+ reg = <0>;
+
du_out_rgb: endpoint {
remote-endpoint = <&adv7513_in>;
};
--
2.53.0