targets/simple: use new generic DifferentialInput

This commit is contained in:
Florent Kermarrec 2015-03-12 18:36:04 +01:00
parent f18ae9b9fe
commit 1b72b81f9c
1 changed files with 2 additions and 6 deletions

View File

@ -1,5 +1,6 @@
from migen.fhdl.std import *
from migen.bus import wishbone
from migen.genlib.io import DifferentialInput
from misoclib.soc import SoC, mem_decoder
from misoclib.com.liteeth.phy import LiteEthPHY
@ -29,12 +30,7 @@ class BaseSoC(SoC):
clk_in = platform.request(platform.default_clk_name)
clk_crg = Signal()
if hasattr(clk_in, "p"):
from mibuild.xilinx.vivado import XilinxVivadoPlatform
from mibuild.xilinx.ise import XilinxISEPlatform
if isinstance(platform, (XilinxISEPlatform, XilinxVivadoPlatform)):
self.specials += Instance("IBUFDS", i_I=clk_in.p, i_IB=clk_in.n, o_O=clk_crg)
else:
raise NotImplementedError
self.specials += DifferentialInput(clk_in.p, clk_in.n, clk_crg)
else:
self.comb += clk_crg.eq(clk_in)
self.submodules.crg = _CRG(clk_crg)