Cross Reference: /hardware/intel/img/hwcomposer/merrifield/common/devices

`Name`	`Date`	`Size`
Up to higher level directory
`ExternalDevice.cpp`	08-Oct-2015	`8.7K`
`PhysicalDevice.cpp`	08-Oct-2015	`13.6K`
`PrimaryDevice.cpp`	08-Oct-2015	`2.1K`
`VirtualDevice.cpp`	08-Oct-2015	`82.5K`