CONFIG_SERIAL_8250_PCILIB (not configurable)

configname: CONFIG_SERIAL_8250_PCILIB

Linux Kernel Configuration
└─>Device Drivers
└─>Character devices
└─>Serial drivers
└─>SERIAL_8250_PCILIB
In linux kernel since version 4.14.326 (release Date: 2023-09-23)  

is depended by
CONFIG_SERIAL_8250_PCI