[PATCH v4 02/17] dt-bindings: mediatek: add vdosys1 MERGE property for mt8195

[Nancy.Lin]

MT8195 vdosys1 merge1 to merge4 have HW mute function.
Add MERGE additional mute property description.

Signed-off-by: Nancy.Lin <nancy.lin at mediatek.com>
---
 .../devicetree/bindings/display/mediatek/mediatek,merge.yaml   | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,merge.yaml b/Documentation/devicetree/bindings/display/mediatek/mediatek,merge.yaml
index b15c6e17b421..5be3715ddc56 100644
--- a/Documentation/devicetree/bindings/display/mediatek/mediatek,merge.yaml
+++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,merge.yaml
@@ -52,6 +52,9 @@ properties:
       ultra and preulra command to SMI to speed up the data rate.
     type: boolean
 
+  mediatek,merge-mute:
+    description: Support mute function. Mute the content of merge output.
+    type: boolean
 
   mediatek,gce-client-reg:
     description:
-- 
2.18.0