> Here is the information I received re: the pwctl0 device when booting -v
> on a MobilePro 780 with the serial port enabled.
> 
> vrgiu0 at vrip0 addr 0xb000100-0xb00011f intr 8
> pwctl0 at vrgiu0 port=14 id=0 on=1

Did you add following line to config file? (530A == MobilePro780)

pwctl0 at vrgiu? platform NEC_MCR_530A id PWCTL_COM0 port 14


> Please let me know if there is any other information you need.

I'd like to know following dmesg lines when booting -v with 'Serial Port On'
and without it.

vrgiu0 at vrip ....
WIN setting: .....
I/O setting: .....
       data: .....