colibri_vf: migrate fec, esdhc, nfc and usb to driver model

colibri_vf: migrate fec, esdhc, nfc and usb to driver model

Migrate FEC, ESDHC, NFC and USB to driver model.

While at it also do no longer enable optional I2C clock in board file as
the generic clock code now handles this. Note for space reason and as
it is not required just for booting we do not enable I2C in U-Boot by
default.

While at it also update copyright period.

Signed-off-by: Marcel Ziswiler <marcel.ziswiler@toradex.com>
Reviewed-by: Igor Opaniuk <igor.opaniuk@toradex.com>