diff --git a/Documentation/devicetree/bindings/display/st,stm32-ltdc.yaml b/Documentation/devicetree/bindings/display/st,stm32-ltdc.yaml
index 1233345a1630..77058a5ccf68 100644
--- a/Documentation/devicetree/bindings/display/st,stm32-ltdc.yaml
+++ b/Documentation/devicetree/bindings/display/st,stm32-ltdc.yaml
@@ -41,6 +41,9 @@ properties:
   resets:
     maxItems: 1
 
+  access-controllers:
+    maxItems: 1
+
   port:
     $ref: /schemas/graph.yaml#/properties/port
     description: |