diff --git a/arch/arm64/boot/dts/renesas/r8a77970.dtsi b/arch/arm64/boot/dts/renesas/r8a77970.dtsi
index c6db8ea43906..e8358d9bfd66 100644
--- a/arch/arm64/boot/dts/renesas/r8a77970.dtsi
+++ b/arch/arm64/boot/dts/renesas/r8a77970.dtsi
@@ -160,7 +160,7 @@ ipmmu_rt: mmu@ffc80000 {
 		ipmmu_ds1: mmu@e7740000 {
 			compatible = "renesas,ipmmu-r8a77970";
 			reg = <0 0xe7740000 0 0x1000>;
-			renesas,ipmmu-main = <&ipmmu_mm 1>;
+			renesas,ipmmu-main = <&ipmmu_mm 0>;
 			power-domains = <&sysc R8A77970_PD_ALWAYS_ON>;
 			#iommu-cells = <1>;
 		};