Console on NWP serial port

configname: CONFIG_SERIAL_OF_PLATFORM_NWPSERIAL_CONSOLE

Linux Kernel Configuration
└─>Device Drivers
└─>Character devices
└─>Serial drivers
└─>Console on NWP serial port
In linux kernel since version 2.6.29 (release Date: 2009-03-23)  
Support for Console on the NWP serial ports.