On 24/04/2025 15:04, Krzysztof Kozlowski wrote:
> Hook up DisplayPort parts over Type-C USB on MTP8750.
>
> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
> ---
> arch/arm64/boot/dts/qcom/sm8750-mtp.dts | 8 ++++++++
> arch/arm64/boot/dts/qcom/sm8750.dtsi | 2 ++
> 2 files changed, 10 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/qcom/sm8750-mtp.dts b/arch/arm64/boot/dts/qcom/sm8750-mtp.dts
> index c3470e1daa6b7f31196645759be23fb168ce8eb7..69a54ac0f85d5ae20d005a09fbf8da7d769a9c2e 100644
> --- a/arch/arm64/boot/dts/qcom/sm8750-mtp.dts
> +++ b/arch/arm64/boot/dts/qcom/sm8750-mtp.dts
> @@ -910,6 +910,14 @@ &mdss {
> status = "okay";
> };
>
> +&mdss_dp0 {
> + status = "okay";
> +};
> +
> +&mdss_dp0_out {
> + data-lanes = <0 1>;
> +};
> +
> &mdss_dsi0 {
> vdda-supply = <&vreg_l3g_1p2>;
>
> diff --git a/arch/arm64/boot/dts/qcom/sm8750.dtsi b/arch/arm64/boot/dts/qcom/sm8750.dtsi
> index 753b069cab1de636a3b1108747f300bec0f33980..b20fc5b5bdfab598fc7b9be53eef96cc16bc5985 100644
> --- a/arch/arm64/boot/dts/qcom/sm8750.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sm8750.dtsi
> @@ -2965,6 +2965,7 @@ port@1 {
> reg = <1>;
>
> mdss_dp0_out: endpoint {
> + remote-endpoint = <&usb_dp_qmpphy_dp_in>;
> };
> };
> };
> @@ -3064,6 +3065,7 @@ port@2 {
> reg = <2>;
>
> usb_dp_qmpphy_dp_in: endpoint {
> + remote-endpoint = <&mdss_dp0_out>;
> };
> };
> };
>
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>