diff --git a/Documentation/devicetree/bindings/iommu/arm,smmu.yaml b/Documentation/devicetree/bindings/iommu/arm,smmu.yaml
index 5c130cf06a2124081eb5dcfa03164c12ff760d10..280b4e49f2191972c86dfafd1d553d17d9f77c21 100644
--- a/Documentation/devicetree/bindings/iommu/arm,smmu.yaml
+++ b/Documentation/devicetree/bindings/iommu/arm,smmu.yaml
@@ -86,6 +86,7 @@ properties:
               - qcom,qcm2290-smmu-500
               - qcom,sa8775p-smmu-500
               - qcom,sc7280-smmu-500
+              - qcom,sc8180x-smmu-500
               - qcom,sc8280xp-smmu-500
               - qcom,sm6115-smmu-500
               - qcom,sm6125-smmu-500
@@ -95,6 +96,7 @@ properties:
               - qcom,sm8450-smmu-500
               - qcom,sm8550-smmu-500
               - qcom,sm8650-smmu-500
+              - qcom,x1e80100-smmu-500
           - const: qcom,adreno-smmu
           - const: qcom,smmu-500
           - const: arm,mmu-500
@@ -415,6 +417,7 @@ allOf:
         compatible:
           contains:
             enum:
+              - qcom,sc8180x-smmu-500
               - qcom,sm6350-smmu-v2
               - qcom,sm7150-smmu-v2
               - qcom,sm8150-smmu-500
@@ -520,6 +523,7 @@ allOf:
             - enum:
                 - qcom,sm8550-smmu-500
                 - qcom,sm8650-smmu-500
+                - qcom,x1e80100-smmu-500
             - const: qcom,adreno-smmu
             - const: qcom,smmu-500
             - const: arm,mmu-500
@@ -550,14 +554,12 @@ allOf:
               - nvidia,smmu-500
               - qcom,qdu1000-smmu-500
               - qcom,sc7180-smmu-500
-              - qcom,sc8180x-smmu-500
               - qcom,sdm670-smmu-500
               - qcom,sdm845-smmu-500
               - qcom,sdx55-smmu-500
               - qcom,sdx65-smmu-500
               - qcom,sm6350-smmu-500
               - qcom,sm6375-smmu-500
-              - qcom,x1e80100-smmu-500
     then:
       properties:
         clock-names: false