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k7ddrphy: do not register T at SERDES (fixes timing problem)

This commit is contained in:
Sebastien Bourdeauducq 2014-08-31 21:53:35 +08:00
parent a2096ff083
commit 19abe2b888
1 changed files with 7 additions and 7 deletions
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14
misoclib/sdramphy/k7ddrphy.py
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@ -32,7 +32,7 @@ class K7DDRPHY(Module):
self.specials += [ self.specials += [
Instance("OSERDESE2", Instance("OSERDESE2",
p_DATA_WIDTH=8, p_TRISTATE_WIDTH=1, p_DATA_WIDTH=8, p_TRISTATE_WIDTH=1,
p_DATA_RATE_OQ="DDR", p_DATA_RATE_TQ="SDR", p_DATA_RATE_OQ="DDR", p_DATA_RATE_TQ="BUF",
p_SERDES_MODE="MASTER", p_SERDES_MODE="MASTER",
o_OQ=sd_clk_se, o_OQ=sd_clk_se,
@ -53,7 +53,7 @@ class K7DDRPHY(Module):
self.specials += \ self.specials += \
Instance("OSERDESE2", Instance("OSERDESE2",
p_DATA_WIDTH=8, p_TRISTATE_WIDTH=1, p_DATA_WIDTH=8, p_TRISTATE_WIDTH=1,
p_DATA_RATE_OQ="DDR", p_DATA_RATE_TQ="SDR", p_DATA_RATE_OQ="DDR", p_DATA_RATE_TQ="BUF",
p_SERDES_MODE="MASTER", p_SERDES_MODE="MASTER",
o_OQ=pads.a[i], o_OQ=pads.a[i],
@ -69,7 +69,7 @@ class K7DDRPHY(Module):
self.specials += \ self.specials += \
Instance("OSERDESE2", Instance("OSERDESE2",
p_DATA_WIDTH=8, p_TRISTATE_WIDTH=1, p_DATA_WIDTH=8, p_TRISTATE_WIDTH=1,
p_DATA_RATE_OQ="DDR", p_DATA_RATE_TQ="SDR", p_DATA_RATE_OQ="DDR", p_DATA_RATE_TQ="BUF",
p_SERDES_MODE="MASTER", p_SERDES_MODE="MASTER",
o_OQ=pads.ba[i], o_OQ=pads.ba[i],
@ -85,7 +85,7 @@ class K7DDRPHY(Module):
self.specials += \ self.specials += \
Instance("OSERDESE2", Instance("OSERDESE2",
p_DATA_WIDTH=8, p_TRISTATE_WIDTH=1, p_DATA_WIDTH=8, p_TRISTATE_WIDTH=1,
p_DATA_RATE_OQ="DDR", p_DATA_RATE_TQ="SDR", p_DATA_RATE_OQ="DDR", p_DATA_RATE_TQ="BUF",
p_SERDES_MODE="MASTER", p_SERDES_MODE="MASTER",
o_OQ=getattr(pads, name), o_OQ=getattr(pads, name),
@ -104,7 +104,7 @@ class K7DDRPHY(Module):
self.specials += \ self.specials += \
Instance("OSERDESE2", Instance("OSERDESE2",
p_DATA_WIDTH=8, p_TRISTATE_WIDTH=1, p_DATA_WIDTH=8, p_TRISTATE_WIDTH=1,
p_DATA_RATE_OQ="DDR", p_DATA_RATE_TQ="SDR", p_DATA_RATE_OQ="DDR", p_DATA_RATE_TQ="BUF",
p_SERDES_MODE="MASTER", p_SERDES_MODE="MASTER",
o_OQ=dm_o_nodelay, o_OQ=dm_o_nodelay,
@ -130,7 +130,7 @@ class K7DDRPHY(Module):
self.specials += [ self.specials += [
Instance("OSERDESE2", Instance("OSERDESE2",
p_DATA_WIDTH=8, p_TRISTATE_WIDTH=1, p_DATA_WIDTH=8, p_TRISTATE_WIDTH=1,
p_DATA_RATE_OQ="DDR", p_DATA_RATE_TQ="SDR", p_DATA_RATE_OQ="DDR", p_DATA_RATE_TQ="BUF",
p_SERDES_MODE="MASTER", p_SERDES_MODE="MASTER",
o_OFB=dqs_nodelay, o_TQ=dqs_t, o_OFB=dqs_nodelay, o_TQ=dqs_t,
@ -163,7 +163,7 @@ class K7DDRPHY(Module):
self.specials += [ self.specials += [
Instance("OSERDESE2", Instance("OSERDESE2",
p_DATA_WIDTH=8, p_TRISTATE_WIDTH=1, p_DATA_WIDTH=8, p_TRISTATE_WIDTH=1,
p_DATA_RATE_OQ="DDR", p_DATA_RATE_TQ="SDR", p_DATA_RATE_OQ="DDR", p_DATA_RATE_TQ="BUF",
p_SERDES_MODE="MASTER", p_SERDES_MODE="MASTER",
o_OQ=dq_o_nodelay, o_TQ=dq_t, o_OQ=dq_o_nodelay, o_TQ=dq_t,