CONFIG_ARMADA375_USBCLUSTER_PHY (not configurable)

modulename: phy-armada375-usb2.ko

configname: CONFIG_ARMADA375_USBCLUSTER_PHY

Linux Kernel Configuration
└─>Device Drivers
└─>PHY Subsystem
└─>Device Tree and Open Firmware support
└─>ARMADA375_USBCLUSTER_PHY
In linux kernel since version 3.19 (release Date: 2015-02-08)  
source code:

depends
CONFIG_OF
CONFIG_COMPILE_TEST or CONFIG_MACH_ARMADA_375 or CONFIG_HAS_IOMEM