diff --git a/Documentation/devicetree/bindings/vendor-prefixes.txt b/Documentation/devicetree/bindings/vendor-prefixes.txt
index 53ca9a2..56aa17f 100644
--- a/Documentation/devicetree/bindings/vendor-prefixes.txt
+++ b/Documentation/devicetree/bindings/vendor-prefixes.txt
@@ -260,6 +260,7 @@
 virtio	Virtual I/O Device Specification, developed by the OASIS consortium
 vivante	Vivante Corporation
 voipac	Voipac Technologies s.r.o.
+wd	Western Digital Corp.
 wexler	Wexler
 winbond Winbond Electronics corp.
 wlf	Wolfson Microelectronics