diff --git a/Documentation/devicetree/bindings/remoteproc/mtk,scp.yaml b/Documentation/devicetree/bindings/remoteproc/mtk,scp.yaml
index 5b693a2d049c..823a236242de 100644
--- a/Documentation/devicetree/bindings/remoteproc/mtk,scp.yaml
+++ b/Documentation/devicetree/bindings/remoteproc/mtk,scp.yaml
@@ -42,6 +42,9 @@ properties:
   clock-names:
     const: main
 
+  interrupts:
+    maxItems: 1
+
 required:
   - compatible
   - reg