diff --git a/arch/arm64/boot/dts/renesas/r8a779g0.dtsi b/arch/arm64/boot/dts/renesas/r8a779g0.dtsi
index 039db06f668e..d3d25e077c5d 100644
--- a/arch/arm64/boot/dts/renesas/r8a779g0.dtsi
+++ b/arch/arm64/boot/dts/renesas/r8a779g0.dtsi
@@ -1897,6 +1897,7 @@ mmc0: mmc@ee140000 {
 			power-domains = <&sysc R8A779G0_PD_ALWAYS_ON>;
 			resets = <&cpg 706>;
 			max-frequency = <200000000>;
+			iommus = <&ipmmu_ds0 32>;
 			status = "disabled";
 		};