trellis: Add option to select SPI mode.
authorOwen Kirby <oskirby@gmail.com>
Sat, 11 Jul 2020 18:48:10 +0000 (11:48 -0700)
committerOwen Kirby <oskirby@gmail.com>
Sat, 11 Jul 2020 18:48:10 +0000 (11:48 -0700)
commit0aec5b0f8cbc4893341b84d0de59d1e897c659ea
treecff79c4d890160815fb33d70f4a9c73cf34bb65f
parente76464167b14c367840cad42bed5acd3bf24bad0
trellis: Add option to select SPI mode.

This allows a significant speedup when booting large bitstreams on ECP5
boards that support dual or quad SPI operation.
litex/build/lattice/trellis.py