The ITE IT6505 display bridge can take one I2S input and transmit it over the DisplayPort link. Add #sound-dai-cells (= 0) to the binding for it. Signed-off-by: Chen-Yu Tsai <wenst@xxxxxxxxxxxx> --- Changes since v1 [1]: - Reference /schemas/sound/dai-common.yaml - Change "additionalProperties: false" to "unevaluatedProperties: false" The driver side changes [2] are still being worked on. [1] https://lore.kernel.org/dri-devel/20240126073511.2708574-1-wenst@xxxxxxxxxxxx/ [2] https://lore.kernel.org/linux-arm-kernel/20230730180803.22570-4-jiaxin.yu@xxxxxxxxxxxx/ --- .../devicetree/bindings/display/bridge/ite,it6505.yaml | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/display/bridge/ite,it6505.yaml b/Documentation/devicetree/bindings/display/bridge/ite,it6505.yaml index c9a882ee6d98..c4469f463978 100644 --- a/Documentation/devicetree/bindings/display/bridge/ite,it6505.yaml +++ b/Documentation/devicetree/bindings/display/bridge/ite,it6505.yaml @@ -9,6 +9,9 @@ title: ITE it6505 maintainers: - Allen Chen <allen.chen@xxxxxxxxxx> +allOf: + - $ref: /schemas/sound/dai-common.yaml# + description: | The IT6505 is a high-performance DisplayPort 1.1a transmitter, fully compliant with DisplayPort 1.1a, HDCP 1.3 specifications. @@ -52,6 +55,9 @@ properties: maxItems: 1 description: extcon specifier for the Power Delivery + "#sound-dai-cells": + const: 0 + ports: $ref: /schemas/graph.yaml#/properties/ports @@ -105,7 +111,7 @@ required: - extcon - ports -additionalProperties: false +unevaluatedProperties: false examples: - | base-commit: 084c8e315db34b59d38d06e684b1a0dd07d30287 -- 2.44.0.396.g6e790dbe36-goog