X-Gene PCIe controller

modulename: pci-xgene.ko

configname: CONFIG_PCI_XGENE

Linux Kernel Configuration
└─>Device Drivers
└─>PCI support
└─>PCI controller drivers
└─>X-Gene PCIe controller
In linux kernel since version 3.10 (release Date: 2013-06-30)  
Say Y here if you want internal PCI support on APM X-Gene SoC.
There are 5 internal PCIe ports available. Each port is GEN3 capable
and have varied lanes from x1 to x8.

source code:
depends
CONFIG_PCI
CONFIG_ARM64 or CONFIG_COMPILE_TEST
CONFIG_OF or CONFIG_ACPI
CONFIG_PCI_QUIRKS

is selected by
CONFIG_PCI_XGENE_MSI