[PATCH v3 1/5] dt-bindings: display: renesas,rzg2l-du: Refuse port@1 for RZ/G2UL

[Prabhakar]

From: Tommaso Merciai <tommaso.merciai.xr@xxxxxxxxxxxxxx>

The RZ/G2UL DU supports only a single port@0 DPI. Explicitly refuse
port@1 in the ports node.

Reviewed-by: Laurent Pinchart <laurent.pinchart+renesas@xxxxxxxxxxxxxxxx>
Signed-off-by: Tommaso Merciai <tommaso.merciai.xr@xxxxxxxxxxxxxx>
Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@xxxxxxxxxxxxxx>
---
v3:
- Was orignally part of separate series [0]
[0] https://lore.kernel.org/all/d1e0d4e0fe74e60345a3d043fb4f9128c1057638.1778141145.git.tommaso.merciai.xr@xxxxxxxxxxxxxx/
---
 Documentation/devicetree/bindings/display/renesas,rzg2l-du.yaml | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Documentation/devicetree/bindings/display/renesas,rzg2l-du.yaml b/Documentation/devicetree/bindings/display/renesas,rzg2l-du.yaml
index 2cc66dcef870..5add3b832eab 100644
--- a/Documentation/devicetree/bindings/display/renesas,rzg2l-du.yaml
+++ b/Documentation/devicetree/bindings/display/renesas,rzg2l-du.yaml
@@ -102,6 +102,7 @@ allOf:
           properties:
             port@0:
               description: DPI
+            port@1: false
 
           required:
             - port@0
-- 
2.54.0