linux-kernel - Re: [PATCH 1/2] dt-bindings: display/msm: dp-controller: Add SM6150

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Message-ID: <sx64y6vfov4yag46erckpbl7avwmqlsqt3siebckn76m6jqxjh@f5lueyih6n3q>
Date: Fri, 12 Sep 2025 14:46:05 +0300
From: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>
To: Xiangxu Yin <xiangxu.yin@....qualcomm.com>
Cc: Rob Clark <robin.clark@....qualcomm.com>,
        Dmitry Baryshkov <lumag@...nel.org>,
        Abhinav Kumar <abhinav.kumar@...ux.dev>,
        Jessica Zhang <jessica.zhang@....qualcomm.com>,
        Sean Paul <sean@...rly.run>,
        Marijn Suijten <marijn.suijten@...ainline.org>,
        David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>,
        Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
        Maxime Ripard <mripard@...nel.org>,
        Thomas Zimmermann <tzimmermann@...e.de>, Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Kuogee Hsieh <quic_khsieh@...cinc.com>, linux-arm-msm@...r.kernel.org,
        dri-devel@...ts.freedesktop.org, freedreno@...ts.freedesktop.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        fange.zhang@....qualcomm.com, yongxing.mou@....qualcomm.com,
        li.liu@....qualcomm.com
Subject: Re: [PATCH 1/2] dt-bindings: display/msm: dp-controller: Add SM6150

On Fri, Sep 12, 2025 at 07:39:16PM +0800, Xiangxu Yin wrote:
> Add DisplayPort controller for Qualcomm SM6150 SoC.
> SM6150 shares the same configuration as SM8350, its hardware capabilities
> differ about HBR3. Explicitly listing it ensures clarity and avoids
> potential issues if SM8350 support evolves in the future.

The controller is exactly the same as the one present on SM8150. HBR3 is
a property of the PHY.

> 
> Signed-off-by: Xiangxu Yin <xiangxu.yin@....qualcomm.com>
> ---
>  Documentation/devicetree/bindings/display/msm/dp-controller.yaml | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/display/msm/dp-controller.yaml b/Documentation/devicetree/bindings/display/msm/dp-controller.yaml
> index aeb4e4f36044a0ff1e78ad47b867e232b21df509..2bebc182ffe348fd37c215a6bf0becea11e5ac15 100644
> --- a/Documentation/devicetree/bindings/display/msm/dp-controller.yaml
> +++ b/Documentation/devicetree/bindings/display/msm/dp-controller.yaml
> @@ -46,6 +46,7 @@ properties:
>        - items:
>            - enum:
>                - qcom,sar2130p-dp
> +              - qcom,sm6150-dp
>                - qcom,sm7150-dp
>                - qcom,sm8150-dp
>                - qcom,sm8250-dp
> @@ -261,6 +262,7 @@ allOf:
>              enum:
>                - qcom,sc8180x-dp
>                - qcom,sdm845-dp
> +              - qcom,sm6150-dp
>                - qcom,sm8350-dp
>                - qcom,sm8650-dp
>      then:
> 
> -- 
> 2.34.1
> 

-- 
With best wishes
Dmitry