Seas0 [1] filed a request to merge nextpnr-ecp5 [2] into nextpnr-git [3]: The nextpnr-git package provides the nextpnr-ecp5.
[1] https://aur.archlinux.org/account/Seas0/ [2] https://aur.archlinux.org/pkgbase/nextpnr-ecp5/ [3] https://aur.archlinux.org/pkgbase/nextpnr-git/
