Console on Conexant Digicolor serial port

configname: CONFIG_SERIAL_CONEXANT_DIGICOLOR_CONSOLE

Linux Kernel Configuration
└─>Device Drivers
└─>Character devices
└─>Serial drivers
└─>Console on Conexant Digicolor serial port
In linux kernel since version 4 (release Date: 2015-04-12)  
If you have enabled the USART serial port on Conexant Digicolor
SoCs, you can make it the console by answering Y to this option.