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com/liteethmini/phy: remove use of FlipFlop in MII

This commit is contained in:
Florent Kermarrec 2015-10-23 20:23:33 +02:00
parent 9041868291
commit 0607e926c8
1 changed files with 9 additions and 5 deletions
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14
misoclib/com/liteethmini/phy/mii.py
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@ -39,8 +39,10 @@ class LiteEthPHYMIIRX(Module):
# # #
sop = FlipFlop(reset=1)
self.submodules += sop
sop = Signal(reset=1)
sop_set = Signal()
sop_clr = Signal()
self.sync += If(sop_set, sop.eq(1)).Elif(sop_clr, sop.eq(0))
converter = Converter(converter_description(4),
converter_description(8))
@ -52,10 +54,12 @@ class LiteEthPHYMIIRX(Module):
converter.sink.stb.eq(1),
converter.sink.data.eq(pads.rx_data)
]
self.sync += [
sop_set.eq(~pads.dv),
sop_clr.eq(pads.dv)
]
self.comb += [
sop.reset.eq(~pads.dv),
sop.ce.eq(pads.dv),
converter.sink.sop.eq(sop.q),
converter.sink.sop.eq(sop),
converter.sink.eop.eq(~pads.dv)
]
self.comb += Record.connect(converter.source, source)