linux-kernel - Re: [PATCH v2] arm64: dts: qcom: lemans-evk: Enable Display Port

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Message-ID: <e2ke65gru7b75rnlg5cqlxpk3e7322tewvt7gvugjgnoezgdfh@6pqiymj7nipu>
Date: Thu, 21 Aug 2025 13:36:03 +0300
From: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>
To: Prahlad Valluru <venkata.valluru@....qualcomm.com>
Cc: Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konradybcio@...nel.org>, Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>, linux-arm-msm@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        Shashank Maurya <quic_ssmaurya@...cinc.com>
Subject: Re: [PATCH v2] arm64: dts: qcom: lemans-evk: Enable Display Port

On Wed, Aug 20, 2025 at 07:58:35PM +0530, Prahlad Valluru wrote:
> From: Shashank Maurya <quic_ssmaurya@...cinc.com>
> 
> Lemans EVK board has two mini-DP connectors, connected to EDP0
> and EDP1 phys. Other EDP phys are available on expansion
> connectors for the mezzanine boards.
> Enable EDP0 and EDP1 along with their corresponding PHYs.
> 
> Signed-off-by: Shashank Maurya <quic_ssmaurya@...cinc.com>
> Signed-off-by: Prahlad Valluru <venkata.valluru@....qualcomm.com>
> ---
> Changes in v2:
> - added dp-connector nodes for edp0 and edp1.
> - Link to v1: https://lore.kernel.org/r/20250711-enable-iq9-dp-v1-1-6d381e105473@oss.qualcomm.com
> ---
>  arch/arm64/boot/dts/qcom/lemans-evk.dts | 84 +++++++++++++++++++++++++++++++++
>  1 file changed, 84 insertions(+)
> 
> @@ -261,6 +331,20 @@ &sleep_clk {
>  	clock-frequency = <32768>;
>  };
>  
> +&tlmm {
> +	dp0_hot_plug_det: dp0-hot-plug-det-state {
> +		pins = "gpio101";
> +		function = "edp0_hot";
> +		bias-disable;
> +	};
> +
> +	dp1_hot_plug_det: dp1-hot-plug-det-state {
> +		pins = "gpio102";
> +		function = "edp1_hot";
> +		bias-disable;
> +	};

Please move these to the SoC dtsi.

> +};
> +
>  &uart10 {
>  	compatible = "qcom,geni-debug-uart";
>  	pinctrl-0 = <&qup_uart10_default>;
> 
> ---
> base-commit: 1aa50d938e88fcad1312467bd09be4037bfe68ff
> change-id: 20250711-enable-iq9-dp-addc9c7195c9
> 
> Best regards,
> -- 
> Prahlad Valluru <venkata.valluru@....qualcomm.com>
> 

-- 
With best wishes
Dmitry