diff --git a/Documentation/devicetree/bindings/vendor-prefixes.yaml b/Documentation/devicetree/bindings/vendor-prefixes.yaml
index 740b116b179f..caf7dbed564c 100644
--- a/Documentation/devicetree/bindings/vendor-prefixes.yaml
+++ b/Documentation/devicetree/bindings/vendor-prefixes.yaml
@@ -595,6 +595,8 @@ patternProperties:
     description: Logic Technologies Limited
   "^longcheer,.*":
     description: Longcheer Technology (Shanghai) Co., Ltd.
+  "^lontium,.*":
+    description: Lontium Semiconductor Corporation
   "^loongson,.*":
     description: Loongson Technology Corporation Limited
   "^lsi,.*":