diff --git a/Documentation/devicetree/bindings/serial/8250.yaml b/Documentation/devicetree/bindings/serial/8250.yaml
index f54cae9ff7b2..c0e292cdaa6b 100644
--- a/Documentation/devicetree/bindings/serial/8250.yaml
+++ b/Documentation/devicetree/bindings/serial/8250.yaml
@@ -55,6 +55,7 @@ properties:
       - const: aspeed,ast2500-vuart
       - const: intel,xscale-uart
       - const: mrvl,pxa-uart
+      - const: nuvoton,wpcm450-uart
       - const: nuvoton,npcm750-uart
       - const: nvidia,tegra20-uart
       - const: nxp,lpc3220-uart