Re: [RFC PATCH 2/3] PCI: rcar-host: add support for optional regulators

[Wolfram Sang]

> I don't know if PCIe specifies some ordering w.r.t. power supply
> enablement.

I found this which is good enough for me:

"There is no requirement for supply sequencing in either
PCI Express or PCI Express Mini Card; the supplies may
come up or go down in any order." [1]

Thanks, Linear Technology!

[1] https://www.analog.com/media/en/reference-design-documentation/design-notes/dn346f.pdf

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