Keystone USB PHY Driver

modulename: phy-keystone.ko

configname: CONFIG_KEYSTONE_USB_PHY

Linux Kernel Configuration
└─>Device Drivers
└─>USB support
└─>USB Physical Layer drivers
└─>Keystone USB PHY Driver
In linux kernel since version 3.14 (release Date: 2014-03-30)  
Enable this to support Keystone USB phy. This driver provides
interface to interact with USB 2.0 and USB 3.0 PHY that is part
of the Keystone SOC.

source code: