diff --git a/Documentation/devicetree/bindings/mailbox/qcom-ipcc.yaml b/Documentation/devicetree/bindings/mailbox/qcom-ipcc.yaml
index 866efb278813240da37c2b088f2777afb9a7e810..c57dd423e98c5807b33871faae969be99a9fd907 100644
--- a/Documentation/devicetree/bindings/mailbox/qcom-ipcc.yaml
+++ b/Documentation/devicetree/bindings/mailbox/qcom-ipcc.yaml
@@ -27,6 +27,7 @@ properties:
           - qcom,sm6350-ipcc
           - qcom,sm8250-ipcc
           - qcom,sm8350-ipcc
+          - qcom,sm8450-ipcc
           - qcom,sc7280-ipcc
       - const: qcom,ipcc