diff --git a/Documentation/devicetree/bindings/vendor-prefixes.yaml b/Documentation/devicetree/bindings/vendor-prefixes.yaml
index 1a7d9ca02c44..2e848852f979 100644
--- a/Documentation/devicetree/bindings/vendor-prefixes.yaml
+++ b/Documentation/devicetree/bindings/vendor-prefixes.yaml
@@ -1306,6 +1306,8 @@ patternProperties:
     description: Wondermedia Technologies, Inc.
   "^wobo,.*":
     description: Wobo
+  "^wanchanglong,.*":
+    description: Wanchanglong Electronics Technology（SHENZHEN）Co.，Ltd.
   "^x-powers,.*":
     description: X-Powers
   "^xes,.*":