10/100/1Gb/2.5Gb Ethernet PHY
brgphy* at mii?
brgphy driver supports Broadcom
BCM5400 100/1000TX Ethernet PHY interfaces, as well as the BCM5401, BCM541x,
BCM5421, BCM54K2, BCM5462, BCM546x, BCM570x, BCM5714, BCM5722, BCM575x,
BCM5761, BCM578x, BCM5906 and BCM57780 10/100/1000baseT Ethernet PHY
interfaces, and BCM5708S Gigabit/2500 Ethernet PHY interfaces.
ifmedia(4), intro(4), mii(4), ifconfig(8)