diff --git a/Documentation/devicetree/bindings/vendor-prefixes.txt b/Documentation/devicetree/bindings/vendor-prefixes.txt
index 28febd092dc19a8743c409240930e52f1bb2dc30..5fcec7f43caf3301ad53795193c093719af92b1e 100644
--- a/Documentation/devicetree/bindings/vendor-prefixes.txt
+++ b/Documentation/devicetree/bindings/vendor-prefixes.txt
@@ -335,6 +335,7 @@ ricoh	Ricoh Co. Ltd.
 rikomagic	Rikomagic Tech Corp. Ltd
 riscv	RISC-V Foundation
 rockchip	Fuzhou Rockchip Electronics Co., Ltd
+rocktech	ROCKTECH DISPLAYS LIMITED
 rohm	ROHM Semiconductor Co., Ltd
 ronbo   Ronbo Electronics
 roofull	Shenzhen Roofull Technology Co, Ltd