diff --git a/Documentation/devicetree/bindings/iommu/arm,smmu.yaml b/Documentation/devicetree/bindings/iommu/arm,smmu.yaml
index c1e11bc6b7a0..d88ad03c2f6b 100644
--- a/Documentation/devicetree/bindings/iommu/arm,smmu.yaml
+++ b/Documentation/devicetree/bindings/iommu/arm,smmu.yaml
@@ -122,6 +122,7 @@ properties:
               - qcom,msm8996-smmu-v2
               - qcom,sc7180-smmu-v2
               - qcom,sdm630-smmu-v2
+              - qcom,sdm670-smmu-v2
               - qcom,sdm845-smmu-v2
               - qcom,sm6350-smmu-v2
               - qcom,sm7150-smmu-v2