phy/{s7,us}rgmii.py:

Recent modification that adds S7PLL that in return adds an AsyncResetSynchronizer inside XilinxClocking.

This actually creates a multi-driven net because there is another AsyncResetSync* being added in the Phys.

This change instantiates the PLL without a reset for now, leaving the CD reset intact.
This commit is contained in:
Vamsi K Vytla 2020-01-27 12:52:10 -08:00
parent cd413c5c20
commit 8ecaaf0546
2 changed files with 2 additions and 2 deletions

View File

@ -118,7 +118,7 @@ class LiteEthPHYRGMIICRG(Module, AutoCSR):
from litex.soc.cores.clock import S7PLL
self.submodules.pll = pll = S7PLL()
pll.register_clkin(ClockSignal("eth_rx"), 125e6)
pll.create_clkout(self.cd_eth_tx, 125e6)
pll.create_clkout(self.cd_eth_tx, 125e6, with_reset=False)
pll.create_clkout(self.cd_eth_tx_delayed, 125e6, phase=tx_phase)
eth_tx_clk_obuf = Signal()

View File

@ -159,7 +159,7 @@ class LiteEthPHYRGMIICRG(Module, AutoCSR):
from litex.soc.cores.clock import USPLL
self.submodules.pll = pll = USPLL()
pll.register_clkin(ClockSignal("eth_rx"), 125e6)
pll.create_clkout(self.cd_eth_tx, 125e6)
pll.create_clkout(self.cd_eth_tx, 125e6, with_reset=False)
pll.create_clkout(self.cd_eth_tx_delayed, 125e6, phase=tx_phase)
eth_tx_clk_obuf = Signal()