PHY versioning is achieved via MMIO offset 0x3E0.

The 16 bit value consists of the following:

Analog Core was previously referred to as the PHY Version

The PHY type can take the following values:

• PHY TYPE	Value
  A PHY	0
  B PHY	1
  G PHY	2
  ?	3
  N PHY	4
  LP PHY (Low Power?)	5
  Invalid / Null	0xF

Note 3 and 5 are both present in the source, but do not seem to be identified anywhere. If someone has a card with a PHY Type of 3 or 5, please let us know!