AB8500 USB Transceiver Driver

modulename: phy-ab8500-usb.ko

and/or

ab8500-usb.ko

configname: CONFIG_AB8500_USB

Linux Kernel Configuration
└─>Device Drivers
└─>USB support
└─>USB Physical Layer drivers
└─>AB8500 USB Transceiver Driver
In linux kernel since version 2.6.38 (release Date: 2011-03-14)  
Enable this to support the USB OTG transceiver in AB8500 chip.
This transceiver supports high and full speed devices plus,
in host mode, low speed.

source code:
drivers/usb/phy/phy-ab8500-usb.c