linux-kernel - Re: [PATCH RESEND v5 2/4] arm64: dts: qcom: x1e80100-crd: Enable external DisplayPort support

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Message-ID: <2056de62-6b71-40e2-9e3b-077a8b54c77e@oss.qualcomm.com>
Date: Fri, 21 Feb 2025 20:02:33 +0100
From: Konrad Dybcio <konrad.dybcio@....qualcomm.com>
To: Abel Vesa <abel.vesa@...aro.org>, 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>
Cc: Johan Hovold <johan@...nel.org>,
        Dmitry Baryshkov <dmitry.baryshkov@...aro.org>,
        Rajendra Nayak <quic_rjendra@...cinc.com>,
        Sibi Sankar <quic_sibis@...cinc.com>,
        Christophe JAILLET <christophe.jaillet@...adoo.fr>,
        Trilok Soni <quic_tsoni@...cinc.com>, linux-arm-msm@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH RESEND v5 2/4] arm64: dts: qcom: x1e80100-crd: Enable
 external DisplayPort support

On 20.02.2025 6:42 PM, Abel Vesa wrote:
> The X Elite CRD provides external DisplayPort on all 3 USB Type-C ports.
> Each one of this ports is connected to a dedicated DisplayPort
> controller.
> 
> Due to support missing in the USB/DisplayPort combo PHY driver,
> the external DisplayPort is limited to 2 lanes.
> 
> So enable all 3 remaining DisplayPort controllers and limit their data
> lanes number to 2.
> 
> Signed-off-by: Abel Vesa <abel.vesa@...aro.org>
> ---

Reviewed-by: Konrad Dybcio <konrad.dybcio@....qualcomm.com>

Konrad