liteeth/liteeth/phy/__init__.py
2015-11-14 03:43:27 +01:00

23 lines
1,013 B
Python

from liteeth.common import *
def LiteEthPHY(clock_pads, pads, clk_freq=None, **kwargs):
# Autodetect PHY
if hasattr(clock_pads, "gtx") and len(pads.tx_data) == 8:
if hasattr(clock_pads, "tx"):
# This is a 10/100/1G PHY
from liteeth.phy.gmii_mii import LiteEthPHYGMIIMII
return LiteEthPHYGMIIMII(clock_pads, pads, clk_freq=clk_freq, **kwargs)
else:
# This is a pure 1G PHY
from liteeth.phy.gmii import LiteEthPHYGMII
return LiteEthPHYGMII(clock_pads, pads, **kwargs)
elif hasattr(pads, "rx_ctl"):
# This is a 10/100/1G RGMII PHY
raise ValueError("RGMII PHYs are specific to vendors (for now), use direct instantiation")
elif len(pads.tx_data) == 4:
# This is a MII PHY
from liteeth.phy.mii import LiteEthPHYMII
return LiteEthPHYMII(clock_pads, pads, **kwargs)
else:
raise ValueError("Unable to autodetect PHY from platform file, use direct instantiation")