Unify spelling of CAN Flexible Data-rate abbreviation to "CAN FD" instead
of "CAN-FD". The former aligns with the CAN in Automation (CiA)
recommendation.
Signed-off-by: Henrik Brix Andersen <hebad@vestas.com>
Allow existing tests to run with CAN-FD.
Add new CAN-FD specific tests.
Signed-off-by: Grant Ramsay <gramsay@enphaseenergy.com>
Signed-off-by: Martin Jäger <martin@libre.solar>