linux-kernel - [PATCH 02/38] dt-bindings: display: mediatek,dp: Allow DisplayPort AUX bus

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Message-ID: <20250724083914.61351-3-angelogioacchino.delregno@collabora.com>
Date: Thu, 24 Jul 2025 10:38:38 +0200
From: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
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Subject: [PATCH 02/38] dt-bindings: display: mediatek,dp: Allow DisplayPort AUX bus

Like others, the MediaTek DisplayPort controller provides an
auxiliary bus: import the common dp-aux-bus.yaml in this binding
to allow specifying an aux-bus subnode.

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
---
 .../devicetree/bindings/display/mediatek/mediatek,dp.yaml      | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,dp.yaml b/Documentation/devicetree/bindings/display/mediatek/mediatek,dp.yaml
index 75ce92f4a5fd..274f590807ca 100644
--- a/Documentation/devicetree/bindings/display/mediatek/mediatek,dp.yaml
+++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,dp.yaml
@@ -45,6 +45,9 @@ properties:
   '#sound-dai-cells':
     const: 0
 
+  aux-bus:
+    $ref: /schemas/display/dp-aux-bus.yaml#
+
   ports:
     $ref: /schemas/graph.yaml#/properties/ports
     properties:
-- 
2.50.1