a62ec90522
Provide minimal implementation for port representors that only can be configured and can provide device information. Signed-off-by: Igor Romanov <igor.romanov@oktetlabs.ru> Signed-off-by: Andrew Rybchenko <andrew.rybchenko@oktetlabs.ru> Reviewed-by: Andy Moreton <amoreton@xilinx.com> Reviewed-by: Ivan Malov <ivan.malov@oktetlabs.ru>