linux-kernel - Re: [PATCH v4 1/3] arm64: dts: qcom: hamoa: Move PHY, PERST, and Wake GPIOs to PCIe port nodes and add port Nodes for all PCIe ports

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Message-ID: <xk2har5jvunwc5lhue5j7nunrcnecnljwxz2l7cnxu4sdeyixe@bcflvpgmugyi>
Date: Fri, 9 Jan 2026 15:13:00 +0200
From: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>
To: Ziyue Zhang <ziyue.zhang@....qualcomm.com>
Cc: andersson@...nel.org, konradybcio@...nel.org, robh@...nel.org,
        krzk+dt@...nel.org, conor+dt@...nel.org, jingoohan1@...il.com,
        mani@...nel.org, lpieralisi@...nel.org, kwilczynski@...nel.org,
        bhelgaas@...gle.com, johan+linaro@...nel.org, vkoul@...nel.org,
        kishon@...nel.org, neil.armstrong@...aro.org, abel.vesa@...aro.org,
        kw@...ux.com, linux-arm-msm@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-pci@...r.kernel.org, linux-phy@...ts.infradead.org,
        qiang.yu@....qualcomm.com, quic_krichai@...cinc.com,
        quic_vbadigan@...cinc.com
Subject: Re: [PATCH v4 1/3] arm64: dts: qcom: hamoa: Move PHY, PERST, and
 Wake GPIOs to PCIe port nodes and add port Nodes for all PCIe ports

On Fri, Jan 09, 2026 at 06:45:02PM +0800, Ziyue Zhang wrote:
> Since describing the PCIe PHY directly under the RC node is now
> deprecated, move the references to the respective PCIe port nodes,
> creating them where necessary.Also add port nodes for PCIe5 and PCIe6a
> with proper PHY references.
> 
> And also move the PCIe PERST and wake GPIOs from the controller nodes to
> the corresponding PCIe port nodes on Hamoa-based platforms:
> 
>  - x1e001de-devkit
>  - x1e78100-lenovo-thinkpad-t14s
>  - x1e80100-asus-vivobook-s15
>  - x1e80100-asus-zenbook-a14
>  - x1e80100-dell-xps13-9345
>  - x1e80100-lenovo-yoga-slim7x
>  - x1e80100-microsoft-romulus
>  - x1e80100-qcp
> 
> Signed-off-by: Ziyue Zhang <ziyue.zhang@....qualcomm.com>
> ---
>  arch/arm64/boot/dts/qcom/hamoa.dtsi           | 42 +++++++++++++------
>  arch/arm64/boot/dts/qcom/x1e001de-devkit.dts  | 24 +++++++----
>  .../qcom/x1e78100-lenovo-thinkpad-t14s.dtsi   | 24 +++++++----
>  .../dts/qcom/x1e80100-asus-vivobook-s15.dts   | 14 ++++---
>  .../dts/qcom/x1e80100-asus-zenbook-a14.dts    |  3 ++
>  .../dts/qcom/x1e80100-dell-xps13-9345.dts     | 14 ++++---
>  .../dts/qcom/x1e80100-lenovo-yoga-slim7x.dts  |  8 ++--
>  .../dts/qcom/x1e80100-microsoft-romulus.dtsi  | 19 ++++++---
>  arch/arm64/boot/dts/qcom/x1e80100-qcp.dts     | 21 ++++++----
>  9 files changed, 108 insertions(+), 61 deletions(-)
> 

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


-- 
With best wishes
Dmitry