[PATCH v6 11/42] dt-bindings: display: mediatek: Add binding for HDMIv2 DDC

AngeloGioacchino Del Regno
2025-02-11T11:34:38Z

Add a binding for the Display Data Channel (DDC) IP in MediaTek
SoCs with version 2 HDMI TX IP.

Reviewed-by: Rob Herring (Arm) <robh@kernel.org>
Reviewed-by: CK Hu <ck.hu@mediatek.com>
Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
---
.../mediatek/mediatek,mt8195-hdmi-ddc.yaml | 41 +++++++++++++++++++
1 file changed, 41 insertions(+)
create mode 100644 Documentation/devicetree/bindings/display/mediatek/mediatek,mt8195-hdmi-ddc.yaml

diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,mt8195-hdmi-ddc.yaml b/Documentation/devicetree/bindings/display/mediatek/mediatek,mt8195-hdmi-ddc.yaml
new file mode 100644
index 000000000000..bde4dc556d4f
--- /dev/null
+++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,mt8195-hdmi-ddc.yaml
@@ -0,0 +1,41 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/display/mediatek/mediatek,mt8195-hdmi-ddc.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: MediaTek HDMI MT8195 series HDMI Display Data Channel (DDC)
+
+maintainers:
+ - AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
+ - CK Hu <ck.hu@mediatek.com>
+
+properties:
+ compatible:
+ oneOf:
+ - const: mediatek,mt8195-hdmi-ddc
+ - items:
+ - const: mediatek,mt8188-hdmi-ddc
+ - const: mediatek,mt8195-hdmi-ddc
+
+ clocks:
+ maxItems: 1
+
+ power-domains:
+ maxItems: 1
+
+required:
+ - compatible
+ - clocks
+
+additionalProperties: false
+
+examples:
+ - |
+ hdmi {
+ hdmi_ddc: i2c {
+ compatible = "mediatek,mt8195-hdmi-ddc";
+ clocks = <&clk26m>;
+ };
+ };
+...
--
2.48.1