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spi: register clk 

following m-labs/misoc#65
1dc68b0d0b
This commit is contained in:
Robert Jördens 2017-12-28 16:49:35 +01:00
parent 3505878176
commit 37f9c0b10c
1 changed files with 5 additions and 1 deletions
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6
artiq/gateware/spi.py
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@ -203,7 +203,11 @@ class SPIMaster(Module):
mosi_oe.eq( mosi_oe.eq(
~config.offline & spi.cs & ~config.offline & spi.cs &
(spi.oe | ~config.half_duplex)), (spi.oe | ~config.half_duplex)),
clk.eq((spi.cg.clk & spi.cs) ^ config.clk_polarity) ]
self.sync += [
If(spi.cg.ce & spi.cg.edge,
clk.eq((~spi.cg.clk & spi.cs_next) ^ config.clk_polarity)
)
] ]
if pads_n is None: if pads_n is None: