diff --git a/Documentation/devicetree/bindings/serial/8250_omap.yaml b/Documentation/devicetree/bindings/serial/8250_omap.yaml
index 1c826fcf5828b..ab0c0feed8f0f 100644
--- a/Documentation/devicetree/bindings/serial/8250_omap.yaml
+++ b/Documentation/devicetree/bindings/serial/8250_omap.yaml
@@ -79,6 +79,7 @@ properties:
   power-domains: true
   clock-frequency: true
   current-speed: true
+  overrun-throttle-ms: true
 
 required:
   - compatible