* Tony Lindgren <tony@xxxxxxxxxxx> [230414 09:40]: > I'm now wondering still if we should clear all the conditional hardware > specific functions too in addition to port->pm that get set in > serial8250_register_8250_port(). Maybe best done in a separate patch > as needed.. Any suggestions? Well we can't do memset on the port for sure at this point.. But what we can do is call serial8250_set_defaults() instead of clearing just port->pm. This will set the port back to serial8250 default functions, and will set port->pm too. I'll send v2 patch after some more testing. Regards, Tony