diff --git a/Documentation/devicetree/bindings/phy/qcom,sc8280xp-qmp-usb43dp-phy.yaml b/Documentation/devicetree/bindings/phy/qcom,sc8280xp-qmp-usb43dp-phy.yaml
index 52ab7174df852..3cd5fc3e8fab8 100644
--- a/Documentation/devicetree/bindings/phy/qcom,sc8280xp-qmp-usb43dp-phy.yaml
+++ b/Documentation/devicetree/bindings/phy/qcom,sc8280xp-qmp-usb43dp-phy.yaml
@@ -20,6 +20,7 @@ properties:
       - qcom,sm6350-qmp-usb3-dp-phy
       - qcom,sm8350-qmp-usb3-dp-phy
       - qcom,sm8450-qmp-usb3-dp-phy
+      - qcom,sm8550-qmp-usb3-dp-phy
 
   reg:
     maxItems: 1