diff --git a/Documentation/devicetree/bindings/net/can/ctu,ctucanfd.yaml b/Documentation/devicetree/bindings/net/can/ctu,ctucanfd.yaml
index fb34d971dcb3..4635cb96fc64 100644
--- a/Documentation/devicetree/bindings/net/can/ctu,ctucanfd.yaml
+++ b/Documentation/devicetree/bindings/net/can/ctu,ctucanfd.yaml
@@ -25,6 +25,9 @@ maintainers:
   - Ondrej Ille <ondrej.ille@gmail.com>
   - Martin Jerabek <martin.jerabek01@gmail.com>
 
+allOf:
+  - $ref: can-controller.yaml#
+
 properties:
   compatible:
     oneOf: