diff --git a/Documentation/devicetree/bindings/input/microchip,cap11xx.yaml b/Documentation/devicetree/bindings/input/microchip,cap11xx.yaml
index eabf06a1163e..798035e942af 100644
--- a/Documentation/devicetree/bindings/input/microchip,cap11xx.yaml
+++ b/Documentation/devicetree/bindings/input/microchip,cap11xx.yaml
@@ -171,6 +171,19 @@ allOf:
       patternProperties:
         "^led@": false
 
+  - if:
+      properties:
+        compatible:
+          contains:
+            enum:
+              - microchip,cap1126
+    then:
+      patternProperties:
+        "^led@":
+          properties:
+            reg:
+              maximum: 1
+
   - if:
       properties:
         compatible: