diff --git a/Documentation/devicetree/bindings/vendor-prefixes.txt b/Documentation/devicetree/bindings/vendor-prefixes.txt
index 82d2ac97af74b2a8e5569576cf92f15f1236c036..54c91efc551fe1e05ede3cd20b6216e3806b888c 100644
--- a/Documentation/devicetree/bindings/vendor-prefixes.txt
+++ b/Documentation/devicetree/bindings/vendor-prefixes.txt
@@ -222,6 +222,7 @@ toradex	Toradex AG
 toshiba	Toshiba Corporation
 toumaz	Toumaz
 tplink	TP-LINK Technologies Co., Ltd.
+tronfy	Tronfy
 truly	Truly Semiconductors Limited
 usi	Universal Scientific Industrial Co., Ltd.
 v3	V3 Semiconductor