Console on Freescale LINFlexD UART serial port

configname: CONFIG_SERIAL_FSL_LINFLEXUART_CONSOLE

Linux Kernel Configuration
└─>Device Drivers
└─>Character devices
└─>Serial drivers
└─>Console on Freescale LINFlexD UART serial port
In linux kernel since version 4.14.326 (release Date: 2023-09-23)  
If you have enabled the LINFlexD UART serial port on the Freescale
SoCs, you can make it the console by answering Y to this option.