Freescale Layerscape PCIe controller

modulename: pci-layerscape.ko

configname: CONFIG_PCI_LAYERSCAPE

Linux Kernel Configuration
└─>Device Drivers
└─>PCI support
└─>PCI controller drivers
└─>DesignWare PCI Core Support
└─>Freescale Layerscape PCIe controller
In linux kernel since version 3.10 (release Date: 2013-06-30)  
Say Y here if you want PCIe controller support on Layerscape SoCs.

source code:
drivers/pci/controller/dwc/pci-layerscape.c