[Libre-soc-bugs] [Bug 1004] FPGA bring up for platform definitions

[bugzilla-daemon at libre-soc.org]

https://bugs.libre-soc.org/show_bug.cgi?id=1004

--- Comment #25 from Cesar Strauss <cestrauss at gmail.com> ---
(In reply to Luke Kenneth Casson Leighton from comment #14)
> (In reply to Cesar Strauss from comment #13)
> > It seems the leds didn't light up before because the 2,5V I/O buffers were
> > only recently implemented in nextpnr-xilinx, and our version was too old.
> > Updating it to current git master worked.
> > 
> > However this brings a massive regression when building ls2 for Arty...
> > Routing no longer converges on that design, it goes on forever.
> 
> worth reporting, with repo instructions.

Reported the regression to nextpnr-xilinx, see:

https://github.com/gatecat/nextpnr-xilinx/issues/83

I guess we can keep using the openxc7 fork for now, seems to work fine.

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