[RFC/RFT 4/6] PCI: rockchip-dwc: add pcie bifurcation

Bjorn Helgaas helgaas at kernel.org
Mon Apr 18 08:53:13 PDT 2022


On Sun, Apr 17, 2022 at 11:08:02AM +0200, Frank Wunderlich wrote:
> > On Sat, Apr 16, 2022 at 03:54:56PM +0200, Frank Wunderlich wrote:
> > > From: Frank Wunderlich <frank-w at public-files.de>
> > >
> > > PCIe Lanes can be split to 2 slots with bifurcation.
> > > Add support for this in existing pcie driver.

> > Is the "rockchip,bifurcation" DT property something that should be
> > generalized so it's not rockchip-specific?  Other controllers are
> > likely to support similar functionality.
> 
> I do not know if other controllers support similar functionality,
> but i ack a property without vendor prefix is better. Should i use
> "bifurcation" as name or do you think about a different name which
> is more generic?

Really a question for Rob about what name would be good and where it
should go.



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