Intel Oaktrail Platform Extras

modulename: intel_oaktrail.ko

configname: CONFIG_INTEL_OAKTRAIL

Linux Kernel Configuration
└─>Device Drivers
└─>X86 Platform Specific Device Drivers
└─>Intel Oaktrail Platform Extras
In linux kernel since version 3 (release Date: 2011-07-21)  
Intel Oaktrail platform need this driver to provide interfaces to
enable/disable the Camera, WiFi, BT etc. devices. If in doubt, say Y
here; it will only load on supported platforms.

source code:
drivers/platform/x86/intel_oaktrail.c