NVIDIA Tegra PCIe controller

modulename: pci-tegra.ko

configname: CONFIG_PCI_TEGRA

Linux Kernel Configuration
└─>Device Drivers
└─>PCI support
└─>PCI controller drivers
└─>NVIDIA Tegra PCIe controller
In linux kernel since version 3.10 (release Date: 2013-06-30)  
Say Y here if you want support for the PCIe host controller found
on NVIDIA Tegra SoCs.

source code: