diff --git a/Documentation/devicetree/bindings/serial/amlogic,meson-uart.yaml b/Documentation/devicetree/bindings/serial/amlogic,meson-uart.yaml
index 7487aa6ef849d..72e8868db3e01 100644
--- a/Documentation/devicetree/bindings/serial/amlogic,meson-uart.yaml
+++ b/Documentation/devicetree/bindings/serial/amlogic,meson-uart.yaml
@@ -29,6 +29,7 @@ properties:
               - amlogic,meson8-uart
               - amlogic,meson8b-uart
               - amlogic,meson-gx-uart
+              - amlogic,meson-s4-uart
           - const: amlogic,meson-ao-uart
       - description: Everything-Else power domain UART controller
         enum:
@@ -36,6 +37,7 @@ properties:
           - amlogic,meson8-uart
           - amlogic,meson8b-uart
           - amlogic,meson-gx-uart
+          - amlogic,meson-s4-uart
 
   reg:
     maxItems: 1