diff --git a/Documentation/devicetree/bindings/video/hdmi-connector.txt b/Documentation/devicetree/bindings/video/hdmi-connector.txt
index ccccc19e2573b54ab9ca689c479b3accaa76b39f..acd5668b1ce1d7832de2e52f57644df2d69a9c6d 100644
--- a/Documentation/devicetree/bindings/video/hdmi-connector.txt
+++ b/Documentation/devicetree/bindings/video/hdmi-connector.txt
@@ -7,6 +7,7 @@ Required properties:
 
 Optional properties:
 - label: a symbolic name for the connector
+- hpd-gpios: HPD GPIO number
 
 Required nodes:
 - Video port for HDMI input