[PATCH v5] PCI: imx6: Enable the vpcie3v3aux regulator when fetch it

Manivannan Sadhasivam mani at kernel.org
Thu Sep 4 21:50:43 PDT 2025


On Wed, 20 Aug 2025 10:23:28 +0800, Richard Zhu wrote:
> Refer to PCIe CEM r6.0, sec 2.3 WAKE# Signal, WAKE# signal is only
> asserted by the Add-in Card when all its functions are in D3Cold state
> and at least one of its functions is enabled for wakeup generation. The
> 3.3V auxiliary power (+3.3Vaux) must be present and used for wakeup
> process.
> 
> When the 3.3V auxiliary power is present, fetch this auxiliary regulator
> at probe time and keep it enabled for the entire PCIe controller
> lifecycle. This ensures support for outbound wake-up mechanism such as
> WAKE# signaling.
> 
> [...]

Applied, thanks!

[1/1] PCI: imx6: Enable the vpcie3v3aux regulator when fetch it
      commit: c221cbf8dc547eb8489152ac62ef103fede99545

Best regards,
-- 
Manivannan Sadhasivam <mani at kernel.org>




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