Hardware
/
liteeth
mirror of https://github.com/enjoy-digital/liteeth.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

phy/titaniumrgmii.py: uses ClockSignal for DDRInput/DDROutput/ClkOutput, added cd for eth_tx_delayed, removed name=xxx for clkout with a cd

This commit is contained in:
Gwenhael Goavec-Merou 2024-09-10 11:52:48 +02:00
parent 88387cbd11
commit 9496fd229f
1 changed files with 12 additions and 11 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

23
liteeth/phy/titaniumrgmii.py
View File

@ -36,7 +36,7 @@ class LiteEthPHYRGMIITX(LiteXModule):
i1 = tx_data_h[i],
i2 = tx_data_l[i],
o = pads.tx_data[i],
clk = f"auto_eth{n}_tx_clk", # FIXME: Use Clk Signal.
clk = ClockSignal("eth_tx"),
)
# TX Ctl IOs.
@ -47,7 +47,7 @@ class LiteEthPHYRGMIITX(LiteXModule):
i1 = tx_ctl_h,
i2 = tx_ctl_l,
o = pads.tx_ctl,
clk = f"auto_eth{n}_tx_clk", # FIXME: Use Clk Signal.
clk = ClockSignal("eth_tx"),
)
# Logic.
@ -80,7 +80,7 @@ class LiteEthPHYRGMIIRX(LiteXModule):
i = pads.rx_data[i],
o1 = rx_data_h[i],
o2 = rx_data_l[i],
clk = f"auto_eth{n}_rx_clk", # FIXME: Use Clk Signal.
clk = ClockSignal("eth_rx"),
)
# RX Ctl IOs.
@ -91,7 +91,7 @@ class LiteEthPHYRGMIIRX(LiteXModule):
i = pads.rx_ctl,
o1 = rx_ctl_h,
o2 = rx_ctl_l,
clk = f"auto_eth{n}_rx_clk", # FIXME: Use Clk Signal.
clk = ClockSignal("eth_rx"),
)
rx_ctl = rx_ctl_h
@ -123,8 +123,9 @@ class LiteEthPHYRGMIICRG(LiteXModule):
# Clk Domains.
# ------------
self.cd_eth_rx = ClockDomain()
self.cd_eth_tx = ClockDomain()
self.cd_eth_rx = ClockDomain()
self.cd_eth_tx = ClockDomain()
self.cd_eth_tx_delayed = ClockDomain(reset_less=True)
# RX Clk.
# -------
@ -136,17 +137,17 @@ class LiteEthPHYRGMIICRG(LiteXModule):
# TX Clk.
# -------
self.specials += ClkOutput(
i = f"auto_eth{n}_tx_clk_delayed", # FIXME: Use Clk Signal.
i = ClockSignal("eth_tx_delayed"),
o = clock_pads.tx
)
# TX PLL.
# -------
self.pll = pll = TITANIUMPLL(platform)
pll.register_clkin(None, freq=125e6, name=f"auto_eth{n}_rx_clk_in0") # FIXME: 0 is to match ClkInput
pll.create_clkout(self.cd_eth_rx, freq=125e6, phase=0, name=f"auto_eth{n}_rx_clk", with_reset=False)
pll.create_clkout(self.cd_eth_tx, freq=125e6, phase=0, name=f"auto_eth{n}_tx_clk", with_reset=False)
pll.create_clkout(None, freq=125e6, phase=90, name=f"auto_eth{n}_tx_clk_delayed")
pll.register_clkin(None, freq=125e6, name=f"auto_eth{n}_rx_clk_in0") # FIXME: 0 is to match ClkInput
pll.create_clkout(self.cd_eth_rx, freq=125e6, phase=0, with_reset=False)
pll.create_clkout(self.cd_eth_tx, freq=125e6, phase=0, with_reset=False)
pll.create_clkout(self.cd_eth_tx_delayed, freq=125e6, phase=90)
# Reset.
# ------