54 commits

Author	SHA1	Message	Date
Clifford Wolf	0d344a23d3	improved ice40 dff cell mapping	2015-04-16 11:30:56 +02:00
Clifford Wolf	4529c56cc6	use "hierarchy -auto-top" in synth_ice40	2015-04-14 13:45:15 +02:00
Clifford Wolf	06ce496f8d	more cells in ice40 cell library	2015-04-14 13:44:43 +02:00
Clifford Wolf	42d5d94a5d	Added very first version of "synth_ice40"	2015-03-05 20:37:55 +01:00