[PATCH] arm64: dts: renesas: r8a779g0: Add MSI cells to GICv3 ITS

Marek Vasut marek.vasut+renesas at mailbox.org
Tue Sep 8 09:22:50 PDT 2026


Fill in missing #msi-cells = <1> into the GIC ITS node, update
its-parent phandles and fill in 1:1 msi-map .

Fixes: 7fe73a3a3f2c ("arm64: dts: renesas: r8a779g0: Add GICv3 ITS and update PCIe nodes")
Signed-off-by: Marek Vasut <marek.vasut+renesas at mailbox.org>
---
Cc: Conor Dooley <conor+dt at kernel.org>
Cc: Geert Uytterhoeven <geert+renesas at glider.be>
Cc: Krzysztof Kozlowski <krzk+dt at kernel.org>
Cc: Rob Herring <robh at kernel.org>
Cc: devicetree at vger.kernel.org
Cc: linux-kernel at vger.kernel.org
Cc: linux-renesas-soc at vger.kernel.org
---
 arch/arm64/boot/dts/renesas/r8a779g0.dtsi | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/arch/arm64/boot/dts/renesas/r8a779g0.dtsi b/arch/arm64/boot/dts/renesas/r8a779g0.dtsi
index ea6495261c2bb..ca17bfbf83fdf 100644
--- a/arch/arm64/boot/dts/renesas/r8a779g0.dtsi
+++ b/arch/arm64/boot/dts/renesas/r8a779g0.dtsi
@@ -809,7 +809,8 @@ pciec0: pcie at e65d0000 {
 			resets = <&cpg 624>;
 			reset-names = "pwr";
 			max-link-speed = <4>;
-			msi-parent = <&its>;
+			msi-parent = <&its 0>;
+			msi-map = <0x0 &its 0x0 0x10000>;
 			num-lanes = <2>;
 			#address-cells = <3>;
 			#size-cells = <2>;
@@ -857,7 +858,8 @@ pciec1: pcie at e65d8000 {
 			resets = <&cpg 625>;
 			reset-names = "pwr";
 			max-link-speed = <4>;
-			msi-parent = <&its>;
+			msi-parent = <&its 0>;
+			msi-map = <0x0 &its 0x0 0x10000>;
 			num-lanes = <2>;
 			#address-cells = <3>;
 			#size-cells = <2>;
@@ -2165,6 +2167,7 @@ its: msi-controller at 40000 {
 				reg = <0x0 0x40000 0x0 0x20000>;
 				dma-noncoherent;
 				msi-controller;
+				#msi-cells = <1>;
 			};
 		};
 
-- 
2.53.0




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