dt-bindings: vendor-prefixes: Add 70mai vendor prefix

Add prefix for 70mai Co., Ltd

Signed-off-by: Daniel Palmer <daniel@0x0f.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
diff --git a/Documentation/devicetree/bindings/vendor-prefixes.yaml b/Documentation/devicetree/bindings/vendor-prefixes.yaml
index ba5bd3b..53cd050 100644
--- a/Documentation/devicetree/bindings/vendor-prefixes.yaml
+++ b/Documentation/devicetree/bindings/vendor-prefixes.yaml
@@ -23,6 +23,8 @@
   "^(simple-audio-card|simple-graph-card|st-plgpio|st-spics|ts),.*": true
 
   # Keep list in alphabetical order.
+  "^70mai,.*":
+    description: 70mai Co., Ltd.
   "^abilis,.*":
     description: Abilis Systems
   "^abracon,.*":