diff --git a/Documentation/devicetree/bindings/vendor-prefixes.txt b/Documentation/devicetree/bindings/vendor-prefixes.txt
index d444757c4d9ec3e56c261e0adf330de187251466..bf529e77658d90d99df4790309ec39e275e1f335 100644
--- a/Documentation/devicetree/bindings/vendor-prefixes.txt
+++ b/Documentation/devicetree/bindings/vendor-prefixes.txt
@@ -148,6 +148,7 @@ nintendo	Nintendo
 nokia	Nokia
 nvidia	NVIDIA
 nxp	NXP Semiconductors
+okaya	Okaya Electric America, Inc.
 onnn	ON Semiconductor Corp.
 opencores	OpenCores.org
 ortustech	Ortus Technology Co., Ltd.