diff --git a/Documentation/devicetree/bindings/phy/qcom,sc8280xp-qmp-pcie-phy.yaml b/Documentation/devicetree/bindings/phy/qcom,sc8280xp-qmp-pcie-phy.yaml
index 03dbd02cf9e79fa7c604ccea33551e642106514f..dcf4fa55fbba58e162e5c7bebd40170342039172 100644
--- a/Documentation/devicetree/bindings/phy/qcom,sc8280xp-qmp-pcie-phy.yaml
+++ b/Documentation/devicetree/bindings/phy/qcom,sc8280xp-qmp-pcie-phy.yaml
@@ -40,6 +40,7 @@ properties:
       - qcom,sm8650-qmp-gen4x2-pcie-phy
       - qcom,x1e80100-qmp-gen3x2-pcie-phy
       - qcom,x1e80100-qmp-gen4x2-pcie-phy
+      - qcom,x1e80100-qmp-gen4x4-pcie-phy
 
   reg:
     minItems: 1
@@ -118,6 +119,7 @@ allOf:
           contains:
             enum:
               - qcom,sc8280xp-qmp-gen3x4-pcie-phy
+              - qcom,x1e80100-qmp-gen4x4-pcie-phy
     then:
       properties:
         reg:
@@ -169,6 +171,7 @@ allOf:
               - qcom,sc8280xp-qmp-gen3x1-pcie-phy
               - qcom,sc8280xp-qmp-gen3x2-pcie-phy
               - qcom,sc8280xp-qmp-gen3x4-pcie-phy
+              - qcom,x1e80100-qmp-gen4x4-pcie-phy
     then:
       properties:
         clocks: