Conexant Digicolor CX92xxx USART serial port support

modulename: digicolor-usart.ko

configname: CONFIG_SERIAL_CONEXANT_DIGICOLOR

Linux Kernel Configuration
└─>Device Drivers
└─>Character devices
└─>Serial drivers
└─>Conexant Digicolor CX92xxx USART serial port support
In linux kernel since version 4 (release Date: 2015-04-12)  
Support for the on-chip USART on Conexant Digicolor SoCs.

source code: