diff --git a/arch/arm/boot/dts/qcom/msm-arm-smmu-cobalt.dtsi b/arch/arm/boot/dts/qcom/msm-arm-smmu-cobalt.dtsi
index 9679b2f2ef6f..f00395b081b8 100644
--- a/arch/arm/boot/dts/qcom/msm-arm-smmu-cobalt.dtsi
+++ b/arch/arm/boot/dts/qcom/msm-arm-smmu-cobalt.dtsi
@@ -152,12 +152,6 @@
 			"mmss_bimc_smmu_axi_clk";
 		#clock-cells = <1>;
 		qcom,bus-master-id = <MSM_BUS_MNOC_BIMC_MAS>;
-		/*
-		 * The iommu test framework requires at least one iommu
-		 * client to populate debugfs. The presence of a device
-		 * "qcom,smmu-v2" alone is not sufficient.
-		 */
-		iommus = <&mmss_smmu 1>;
 	};
 
 	kgsl_smmu: arm,smmu-kgsl@5040000 {