linux-kernel - Re: [PATCH v8 0/3] pci: qcom: Add QCS615 PCIe support

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Message-ID: <aca4c45d-7bc2-4803-98a1-ba4af22c3c0a@oss.qualcomm.com>
Date: Mon, 14 Jul 2025 11:47:56 +0800
From: Ziyue Zhang <ziyue.zhang@....qualcomm.com>
To: 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
Cc: 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 v8 0/3] pci: qcom: Add QCS615 PCIe support


On 7/3/2025 5:56 PM, Ziyue Zhang wrote:
> This series adds document, phy, configs support for PCIe in QCS615.
>
> This series depend on the dt-bindings change
> https://lore.kernel.org/all/20250521-topic-8150_pcie_drop_clocks-v1-0-3d42e84f6453@oss.qualcomm.com/
>
> Signed-off-by: Krishna chaitanya chundru <quic_krichai@...cinc.com>
> Signed-off-by: Ziyue Zhang <ziyue.zhang@....qualcomm.com>
> ---
> Have following changes:
> 	- Add a new Document the QCS615 PCIe Controller
> 	- Add configurations in devicetree for PCIe, including registers, clocks, interrupts and phy setting sequence.
> 	- Add configurations in devicetree for PCIe, platform related gpios, PMIC regulators, etc.
>
> Changes in v8:
> - Fix scripts/checkpatch.pl error (Krzystof)
> - Link to v7: https://lore.kernel.org/all/20250702103549.712039-1-ziyue.zhang@oss.qualcomm.com/
>
> Changes in v7:
> - Add Fixes tag to phy bindings patch (Johan)
> - QCS615 is Gen3 controller but Gen2 phy, so limited max link speed to Gen2.
> - Remove eq-presets-8gts and oppopp-8000000 for only support Gen2.
> - Link to v6: https://lore.kernel.org/all/t6bwkld55a2dcozxz7rxnvdgpjis6oveqzkh4s7nvxgikws4rl@fn2sd7zlabhe/
>
> Changes in v6:
> - Change PCIe equalization setting to one lane
> - Add reviewed by tags
> - Link to v5: https://lore.kernel.org/all/t6bwkld55a2dcozxz7rxnvdgpjis6oveqzkh4s7nvxgikws4rl@fn2sd7zlabhe/
>
> Changes in v5:
> - Drop qcs615-pcie.yaml and use sm8150, as qcs615 is the downgraded
>    version of sm8150, which can share the same yaml.
> - Drop compatible enrty in driver and use sm8150's enrty (Krzysztof)
> - Fix the DT format problem (Konrad)
> - Link to v4: https://lore.kernel.org/all/20250507031559.4085159-1-quic_ziyuzhan@quicinc.com/
>
> Changes in v4:
> - Fixed compile error found by kernel test robot(Krzysztof)
> - Update DT format (Konrad & Krzysztof)
> - Remove QCS8550 compatible use QCS615 compatible only (Konrad)
> - Update phy dt bindings to fix the dtb check errors.
> - Link to v3: https://lore.kernel.org/all/20250310065613.151598-1-quic_ziyuzhan@quicinc.com/
>
> Changes in v3:
> - Update qcs615 dt-bindings to fit the qcom-soc.yaml (Krzysztof & Dmitry)
> - Removed the driver patch and using fallback method (Mani)
> - Update DT format, keep it same with the x1e801000.dtsi (Konrad)
> - Update DT commit message (Bojor)
> - Link to v2: https://lore.kernel.org/all/20241122023314.1616353-1-quic_ziyuzhan@quicinc.com/
>
> Changes in v2:
> - Update commit message for qcs615 phy
> - Update qcs615 phy, using lowercase hex
> - Removed redundant function
> - split the soc dtsi and the platform dts into two changes
> - Link to v1: https://lore.kernel.org/all/20241118082619.177201-1-quic_ziyuzhan@quicinc.com/
>
>
> Krishna chaitanya chundru (2):
>    arm64: dts: qcom: qcs615: enable pcie
>    arm64: dts: qcom: qcs615-ride: Enable PCIe interface
>
> Ziyue Zhang (1):
>    dt-bindings: phy: qcom,sc8280xp-qmp-pcie-phy: Update pcie phy bindings
>      for QCS615
>
>   .../phy/qcom,sc8280xp-qmp-pcie-phy.yaml       |   2 +-
>   arch/arm64/boot/dts/qcom/qcs615-ride.dts      |  42 ++++++
>   arch/arm64/boot/dts/qcom/qcs615.dtsi          | 138 ++++++++++++++++++
>   3 files changed, 181 insertions(+), 1 deletion(-)
>
>
> base-commit: 3f804361f3b9af33e00b90ec9cb5afcc96831e60
Hi Maintainers,

It seems the patches get reviewed tag for a long time, can you give this

series further comment or help me to merge them ?
Thanks very much.

BRs
Ziyue