LOONGSON PCI Controller

modulename: pci-loongson.ko

configname: CONFIG_PCI_LOONGSON

Linux Kernel Configuration
└─>Device Drivers
└─>PCI support
└─>PCI controller drivers
└─>LOONGSON PCI Controller
In linux kernel since version 4.14.326 (release Date: 2023-09-23)  
Say Y here if you want to enable PCI controller support on
Loongson systems.

source code:
drivers/pci/controller/pci-loongson.c