linux-kernel - Re: [RESEND v1] PCI: starfive: Use regulator APIs instead of GPIO APIs to control the 3V3 power supply of PCIe slots

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Message-Id: <176831361429.497576.11439063740783860965.b4-ty@kernel.org>
Date: Tue, 13 Jan 2026 19:43:34 +0530
From: Manivannan Sadhasivam <manivannan.sadhasivam@....qualcomm.com>
To: Kevin Xie <kevin.xie@...rfivetech.com>,
        Lorenzo Pieralisi <lpieralisi@...nel.org>,
        Krzysztof Wilczyński <kwilczynski@...nel.org>,
        Bjorn Helgaas <bhelgaas@...gle.com>,
        Liam Girdwood <lgirdwood@...il.com>, Mark Brown <broonie@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>, Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Emil Renner Berthing <emil.renner.berthing@...onical.com>,
        Heinrich Schuchardt <heinrich.schuchardt@...onical.com>,
        E Shattow <e@...eshell.de>, Hal Feng <hal.feng@...rfivetech.com>
Cc: linux-pci@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [RESEND v1] PCI: starfive: Use regulator APIs instead of GPIO
 APIs to control the 3V3 power supply of PCIe slots


On Thu, 18 Dec 2025 18:21:49 +0800, Hal Feng wrote:
> The "enable-gpio" property is obtained to control the 3V3 power supply
> of PCIe slots but it is not documented in the dt-bindings and using
> GPIO APIs is not a standard method to control PCIe slot power, so
> use "vpcie3v3-supply" property and regulator APIs to replace them.
> 
> This change will break the DTs which add "enable-gpio" or "enable-gpios"
> property under the node with compatible "starfive,jh7110-pcie".
> Fortunately, there are no such DTs in the upstream mainline, so this
> change has no impact on the upstream mainline.
> If you have used "enable-gpio" or "enable-gpios" property in your
> downstream DTs, please update it with "vpcie3v3-supply" after applying
> this commit.
> 
> [...]

Applied, thanks!

[1/1] PCI: starfive: Use regulator APIs instead of GPIO APIs to control the 3V3 power supply of PCIe slots
      commit: 05a75df4182e301a1b0059606f77b65c74deaa9b

Best regards,
-- 
Manivannan Sadhasivam <mani@...nel.org>