phy/s7ddrphy: simplify dqs_serdes_pattern
This commit is contained in:
parent
2072ce77b0
commit
33c5d7b87e
|
@ -275,25 +275,19 @@ class S7DDRPHY(Module, AutoCSR):
|
||||||
dqs_preamble = Signal()
|
dqs_preamble = Signal()
|
||||||
dqs_postamble = Signal()
|
dqs_postamble = Signal()
|
||||||
dqs_serdes_pattern = Signal(8, reset=0b01010101)
|
dqs_serdes_pattern = Signal(8, reset=0b01010101)
|
||||||
|
self.comb += [
|
||||||
|
dqs_serdes_pattern.eq(0b01010101),
|
||||||
|
If(dqs_preamble | dqs_postamble,
|
||||||
|
dqs_serdes_pattern.eq(0b0000000)
|
||||||
|
)
|
||||||
|
]
|
||||||
if with_odelay:
|
if with_odelay:
|
||||||
self.comb += \
|
self.comb += [
|
||||||
If(self._wlevel_en.storage,
|
If(self._wlevel_en.storage,
|
||||||
|
dqs_serdes_pattern.eq(0b00000000),
|
||||||
If(self._wlevel_strobe.re,
|
If(self._wlevel_strobe.re,
|
||||||
dqs_serdes_pattern.eq(0b00000001)
|
dqs_serdes_pattern.eq(0b00000001)
|
||||||
).Else(
|
|
||||||
dqs_serdes_pattern.eq(0b00000000)
|
|
||||||
)
|
)
|
||||||
).Elif(dqs_preamble | dqs_postamble,
|
|
||||||
dqs_serdes_pattern.eq(0b0000000)
|
|
||||||
).Else(
|
|
||||||
dqs_serdes_pattern.eq(0b01010101)
|
|
||||||
)
|
|
||||||
else:
|
|
||||||
self.comb += [
|
|
||||||
If(dqs_preamble | dqs_postamble,
|
|
||||||
dqs_serdes_pattern.eq(0b0000000)
|
|
||||||
).Else(
|
|
||||||
dqs_serdes_pattern.eq(0b01010101)
|
|
||||||
)
|
)
|
||||||
]
|
]
|
||||||
|
|
||||||
|
|
Loading…
Reference in New Issue