from migen import * from migen.bus import wishbone from migen.genlib.io import CRG from misoc.soc import SoC class BaseSoC(SoC): default_platform = "versa" def __init__(self, platform, **kwargs): SoC.__init__(self, platform, clk_freq=100*1000000, integrated_rom_size=0x8000, **kwargs) self.submodules.crg = CRG(platform.request("clk100"), ~platform.request("rst_n")) self.comb += platform.request("user_led", 0).eq(ResetSignal()) default_subtarget = BaseSoC