[PATCH RESEND v2] PCI: imx6: Enable ASPM L1 only iff CLKREQ# is supported
Manivannan Sadhasivam
manivannan.sadhasivam at oss.qualcomm.com
Wed Sep 2 07:31:19 PDT 2026
On Thu, 27 Aug 2026 18:51:00 +0200, Michal Gorlas wrote:
> Since commit f3ac2ff14834 ("PCI/ASPM: Enable all ClockPM and ASPM
> states for devicetree platforms"), ASPM states are force enabled
> on all devicetree platforms. This causes PCI devices on some i.MX SoCs
> (for e.g. i.MX 8M Plus Kontron SMARC eval carrier) to enter L1 even
> though CLKREQ# is not supported (and consequently supports-clkreq is
> not set in pcie controller node of their DT), which causes the device to
> never wake up from L1.
>
> [...]
Applied, thanks!
[1/1] PCI: imx6: Enable ASPM L1 only iff CLKREQ# is supported
commit: 94420d27973f567e5c10b631115ea8b9abc0172e
Best regards,
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