diff --git a/Documentation/devicetree/bindings/media/video-interfaces.txt b/Documentation/devicetree/bindings/media/video-interfaces.txt
index 9aa2722b69206ba7027e60462be69d7d3480db61..852041a7480c0a8054489f54a15e6667a70c0dc6 100644
--- a/Documentation/devicetree/bindings/media/video-interfaces.txt
+++ b/Documentation/devicetree/bindings/media/video-interfaces.txt
@@ -117,7 +117,8 @@ Optional endpoint properties
   should be the combined length of data-lanes and clock-lanes properties.
   If the lane-polarities property is omitted, the value must be interpreted
   as 0 (normal). This property is valid for serial busses only.
-
+- strobe: Whether the clock signal is used as clock (0) or strobe (1). Used
+  with CCP2, for instance.
 
 Example
 -------