linux-kernel - Re: [PATCH 00/14] arm64: dts: qcom: Set up 4-lane DP for sm8[56]50 & x1e boards

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Message-ID: <5f8318b8-6ad4-42bb-a0a0-7cb5cc45a1ec@linaro.org>
Date: Thu, 21 Aug 2025 15:54:07 +0200
From: Neil Armstrong <neil.armstrong@...aro.org>
To: Stephan Gerhold <stephan.gerhold@...aro.org>
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
Subject: Re: [PATCH 00/14] arm64: dts: qcom: Set up 4-lane DP for sm8[56]50 &
 x1e boards

On 21/08/2025 15:47, Stephan Gerhold wrote:
> On Thu, Aug 21, 2025 at 03:37:19PM +0200, Neil Armstrong wrote:
>> Now the 4lanes support in the QMP Combo PHY has been merged in [1],
>> add the required plumbing in DT.
>>
>> [1] https://lore.kernel.org/all/20250807-topic-4ln_dp_respin-v4-0-43272d6eca92@oss.qualcomm.com/
>>
>> Signed-off-by: Neil Armstrong <neil.armstrong@...aro.org>
>> ---
>> Neil Armstrong (14):
>>        arm64: dts: qcom: sm8550: allow mode-switch events to reach the QMP Combo PHY
>>        arm64: dts: qcom: sm8650: allow mode-switch events to reach the QMP Combo PHY
>>        arm64: dts: qcom: x1e80100: allow mode-switch events to reach the QMP Combo PHYs
>>        arm64: dts: qcom: sm8550-hdk: Set up 4-lane DP
>>        arm64: dts: qcom: sm8550-qrd: Set up 4-lane DP
>>        arm64: dts: qcom: sm8650-hdk: Set up 4-lane DP
>>        arm64: dts: qcom: sm8650-qrd: Set up 4-lane DP
>>        arm64: dts: qcom: x1e001de-devkit: Set up 4-lane DP
>>        arm64: dts: qcom: x1e78100-lenovo-thinkpad-t14s: Set up 4-lane DP
>>        arm64: dts: qcom: x1e80100-dell-xps13-9345: Set up 4-lane DP
>>        arm64: dts: qcom: x1e80100-hp-omnibook-x14: Set up 4-lane DP
>>        arm64: dts: qcom: x1e80100-lenovo-yoga-slim7x: Set up 4-lane DP
>>        arm64: dts: qcom: x1e80100-microsoft-romulus: Set up 4-lane DP
>>        arm64: dts: qcom: x1e80100-qcp: Set up 4-lane DP
>>
>>   arch/arm64/boot/dts/qcom/sm8550-hdk.dts                     | 2 +-
>>   arch/arm64/boot/dts/qcom/sm8550-qrd.dts                     | 2 +-
>>   arch/arm64/boot/dts/qcom/sm8550.dtsi                        | 1 +
>>   arch/arm64/boot/dts/qcom/sm8650-hdk.dts                     | 2 +-
>>   arch/arm64/boot/dts/qcom/sm8650-qrd.dts                     | 2 +-
>>   arch/arm64/boot/dts/qcom/sm8650.dtsi                        | 1 +
>>   arch/arm64/boot/dts/qcom/x1e001de-devkit.dts                | 6 +++---
>>   arch/arm64/boot/dts/qcom/x1e78100-lenovo-thinkpad-t14s.dtsi | 4 ++--
>>   arch/arm64/boot/dts/qcom/x1e80100-dell-xps13-9345.dts       | 4 ++--
>>   arch/arm64/boot/dts/qcom/x1e80100-hp-omnibook-x14.dts       | 4 ++--
>>   arch/arm64/boot/dts/qcom/x1e80100-lenovo-yoga-slim7x.dts    | 6 +++---
>>   arch/arm64/boot/dts/qcom/x1e80100-microsoft-romulus.dtsi    | 4 ++--
>>   arch/arm64/boot/dts/qcom/x1e80100-qcp.dts                   | 6 +++---
>>   arch/arm64/boot/dts/qcom/x1e80100.dtsi                      | 3 +++
>>   14 files changed, 26 insertions(+), 21 deletions(-)
> 
> Nitpick: Could you send a patch for x1-crd.dtsi and
> x1-asus-zenbook-a14.dtsi as well? :')

Sure I'll add them.

Neil

> 
> Thanks,
> Stephan