LiteUART serial port support

modulename: liteuart.ko

configname: CONFIG_SERIAL_LITEUART

Linux Kernel Configuration
└─>Device Drivers
└─>Character devices
└─>Serial drivers
└─>Device Tree and Open Firmware support
└─>LiteUART serial port support
In linux kernel since version 5.2 (release Date: 2019-07-07)  
This driver is for the FPGA-based LiteUART serial controller from LiteX
SoC builder.

Say 'Y' or 'M' here if you wish to use the LiteUART serial controller.
Otherwise, say 'N'.

source code: