linux-kernel - Re: [PATCH v4 3/3] arm64: dts: qcom: x1e78100-lenovo-thinkpad-t14s: add HDMI nodes

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Message-ID: <o6iqlu4wuz3zqzkyqrp6nc3r7bi7uftjzmyjx3yvcglmz5sdfk@kbv6oacs73qr>
Date: Tue, 30 Sep 2025 22:18:50 +0300
From: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>
To: Neil Armstrong <neil.armstrong@...aro.org>
Cc: Vinod Koul <vkoul@...nel.org>, Kishon Vijay Abraham I <kishon@...nel.org>,
        Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konradybcio@...nel.org>, Xilin Wu <sophon@...xa.com>,
        linux-arm-msm@...r.kernel.org, linux-phy@...ts.infradead.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v4 3/3] arm64: dts: qcom: x1e78100-lenovo-thinkpad-t14s:
 add HDMI nodes

On Tue, Sep 30, 2025 at 09:39:49AM +0200, Neil Armstrong wrote:
> The Thinkpad T14s embeds a transparent 4lanes DP->HDMI transceiver
> connected to the third QMP Combo PHY 4 lanes.
> 
> Add all the data routing, disable mode switching and specify the
> QMP Combo PHY should be in DP-Only mode to route the 4 lanes to
> the underlying DP phy.
> 
> Signed-off-by: Neil Armstrong <neil.armstrong@...aro.org>
> ---
>  .../dts/qcom/x1e78100-lenovo-thinkpad-t14s.dtsi    | 81 ++++++++++++++++++++++
>  1 file changed, 81 insertions(+)
> 

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>


-- 
With best wishes
Dmitry