Problem to use CAN on BBB A5A

Juste an additional information :

cat /proc/net/dev
Inter-| Receive | Transmit
face |bytes packets errs drop fifo frame compressed multicast|bytes packets errs drop fifo colls carrier compressed
lo: 280 4 0 0 0 0 0 0 280 4 0 0 0 0 0 0
eth0: 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
usb0: 11042 79 0 0 0 0 0 0 13479 59 0 0 0 0 0 0

No can device detected !

Regards,
/requinham