Symbol: PORT_APBUART
drivers/tty/serial/apbuart.c
257
return port->type == PORT_APBUART ? "GRLIB/APBUART" : NULL;
drivers/tty/serial/apbuart.c
276
port->type = PORT_APBUART;
drivers/tty/serial/apbuart.c
286
if (ser->type != PORT_UNKNOWN && ser->type != PORT_APBUART)