Freescale i.MX6/7/8 PCIe controller

modulename: pci-imx6.ko

configname: CONFIG_PCI_IMX6

Linux Kernel Configuration
└─>Device Drivers
└─>PCI support
└─>PCI controller drivers
└─>DesignWare PCI Core Support
└─>Freescale i.MX6/7/8 PCIe controller
In linux kernel since version 3.10 (release Date: 2013-06-30)  
source code:

depends
CONFIG_PCI
CONFIG_PCI_MSI_IRQ_DOMAIN
CONFIG_ARCH_MXC or CONFIG_COMPILE_TEST