diff --git a/qcom/shima.dtsi b/qcom/shima.dtsi
index 4ff893da146a..6fdf629dc43a 100644
--- a/qcom/shima.dtsi
+++ b/qcom/shima.dtsi
@@ -1711,7 +1711,7 @@
 		reset-names = "rst";
 
 		iommus = <&apps_smmu 0x80 0x0>;
-		qcom,iommu-dma = "bypass";
+		qcom,iommu-dma = "fastmap";
 		dma-coherent;
 
 		rpm-level = <3>;