Messages in this thread | | | Date | Thu, 13 Oct 2022 14:32:19 -0500 | From | Bjorn Helgaas <> | Subject | Re: [PATCH 1/3] dt-bindings: PCI: cdns: Add PHY latency properties |
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On Thu, Oct 13, 2022 at 02:12:49PM -0500, Rob Herring wrote: > On Thu, Oct 13, 2022 at 08:26:47AM +0200, Dominic Rath wrote: > > From: Alexander Bahle <bahle@ibv-augsburg.de> > > > > Add "cdns,tx-phy-latency-ps" and "cdns,rx-phy-latency-ps" DT bindings for > > setting the PCIe PHY latencies. > > The properties expect a list of uint32 PHY latencies in picoseconds for > > every supported speed starting at PCIe Gen1, e.g.: > > > > max-link-speed = <2>; > > tx-phy-latency-ps = <100000 200000>; /* Gen1: 100ns, Gen2: 200ns */ > > rx-phy-latency-ps = <150000 250000>; /* Gen1: 150ns, Gen2: 250ns */ > ...
> If PTM is a standard PCIe thing, then I don't think these should be > Cadence specific. IOW, drop 'cdns'.
PTM is definitely a standard PCIe thing. I had the same question.
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