Re: [PATCH] ARM: dts: imx6qdl: only enable pcie in the pcie dts file

Fabio Estevam
2020-07-08T17:49:20Z

Hi Richard,

On Mon, Jul 6, 2020 at 5:49 AM Richard Zhu <hongxing.zhu@nxp.com> wrote:
>
> Since iMX6Q/DL PCIe has the PM limitation (ERR005723 "PCIe PCIe does
> not support L2 Power Down").
> System suspend/resume would be broken by PCIe, if PCIe is enabled.
> Only enable PCIe in the xxx-pcie.dts files to avoid the brokens when
> other xxx.dtb files are used on sabresd and sabreauto boards.

We have several imx6 dts files that currently enable pcie.

Can't we have a proper software workaround for this issue instead?

Thanks