localhost ~ # ethtool -i lan0                                               
driver: ess_edma
version: 
firmware-version: 
bus-info: axi
supports-statistics: yes
supports-test: no
supports-eeprom-access: no
supports-register-dump: no
supports-priv-flags: no
localhost ~ # 

Also: the bus-info is useless. There is no \*axi\* device or bus in /sys.