diff --git a/arch/arm64/boot/dts/mediatek/mt2712e.dtsi b/arch/arm64/boot/dts/mediatek/mt2712e.dtsi
index 623eb3beabf2..4797537cb368 100644
--- a/arch/arm64/boot/dts/mediatek/mt2712e.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt2712e.dtsi
@@ -329,6 +329,7 @@ iommu0: iommu@10205000 {
 		interrupts = <GIC_SPI 147 IRQ_TYPE_LEVEL_LOW>;
 		clocks = <&infracfg CLK_INFRA_M4U>;
 		clock-names = "bclk";
+		mediatek,infracfg = <&infracfg>;
 		mediatek,larbs = <&larb0>, <&larb1>, <&larb2>,
 				 <&larb3>, <&larb6>;
 		#iommu-cells = <1>;
@@ -346,6 +347,7 @@ iommu1: iommu@1020a000 {
 		interrupts = <GIC_SPI 145 IRQ_TYPE_LEVEL_LOW>;
 		clocks = <&infracfg CLK_INFRA_M4U>;
 		clock-names = "bclk";
+		mediatek,infracfg = <&infracfg>;
 		mediatek,larbs = <&larb4>, <&larb5>, <&larb7>;
 		#iommu-cells = <1>;
 	};