Re: [PATCH v3 1/2] dt-bindings:bridge: Add Lontiun LT7911EXC eDP to MIPI DSI bridge

Krzysztof Kozlowski
2026-04-30T07:56:35Z

On Wed, Apr 29, 2026 at 12:05:40PM +0800, syyang@lontium.com wrote:
> From: Sunyun Yang <syyang@lontium.com>
>
> The LT7911EXC is an I2C-controlled bridge that Receiver eDP1.4
> and output signal/dual port mipi.
>
> Signed-off-by: Sunyun Yang <syyang@lontium.com>

Missing space after ':' in subject.

...

> + ports:
> + $ref: /schemas/graph.yaml#/properties/ports
> +
> + properties:
> + port@0:
> + $ref: /schemas/graph.yaml#/properties/port
> + description: Video port for MIPI DSI output.

Wrong description, first is input. Look at your DTS.

> +
> + port@1:
> + $ref: /schemas/graph.yaml#/properties/port
> + description: Video port for eDP input.
> +
> + required:
> + - port@0
> + - port@1
> +
> +required:
> + - compatible
> + - reg
> + - reset-gpios
> + - vdd-supply
> + - vcc-supply
> + - ports
> +
> +additionalProperties: false
> +
> +examples:
> + - |
> + #include <dt-bindings/gpio/gpio.h>
> + i2c {
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + mipi-bridge@41 {
> + compatible = "lontium,lt7911exc";
> + reg = <0x41>;
> + reset-gpios = <&gpy8 8 GPIO_ACTIVE_LOW>;
> + vdd-supply = <&lt7911exc_1v2>;
> + vcc-supply = <&lt7911exc_3v3>;
> +
> + ports {
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + port@0 {
> + reg = <0>;
> + bridge_in: endpoint {
> + remote-endpoint = <&edp_out>;
> + };
> + };

Best regards,
Krzysztof