Re: [PATCH] pcie-xilinx: Support reset GPIO and wait for link-up status

From: Bjorn Helgaas
Date: Mon Mar 24 2025 - 12:09:07 EST


On Mon, Mar 24, 2025 at 04:46:55PM +0100, Mike Looijmans wrote:
> On 24-03-2025 08:49, Manivannan Sadhasivam wrote:
> > On Fri, Mar 14, 2025 at 03:59:02PM +0100, Mike Looijmans wrote:
> > > Support providing the PERST reset signal through a devicetree binding.

Use "PERST#" to include the polarity and match the spec usage.

> > > As the PCIe spec mentions about 120 ms time to establish a link, we'll
> > > allow up to 200ms before giving up.
> > >
> > This should be a separate change/patch.
>
> Indeed, this is a separate issue, I'll split it in two parts.

And please include a specific spec reference, e.g., "PCIe r6.0, sec
x.y.z".