vendor.lattice_ice40: remove `--placer heap` default option.
authorwhitequark <cz@m-labs.hk>
Wed, 21 Aug 2019 21:32:12 +0000 (21:32 +0000)
committerwhitequark <cz@m-labs.hk>
Wed, 21 Aug 2019 21:32:38 +0000 (21:32 +0000)
commitbe4c39a07b2b479f419d08617e9722ff7144e311
tree573bedfddd861e3f32eb8746536cbbbd3aa60d34
parente9bfddc8c5bb7624c2b14d2cb58d7a19948c5cc4
vendor.lattice_ice40: remove `--placer heap` default option.

It is not the place of nMigen to decide on this default, since both
SA and HeAP have valid uses that are not covered by the other.
nmigen/vendor/lattice_ice40.py