Cirrus Madera and Wolfson Arizona class devices MICSUPP

modulename: arizona-micsupp.ko

configname: CONFIG_REGULATOR_ARIZONA_MICSUPP

Linux Kernel Configuration
└─>Device Drivers
└─>Voltage and Current Regulator Support
└─>Cirrus Madera and Wolfson Arizona class devices MICSUPP
In linux kernel since version 3.10 (release Date: 2013-06-30)  
Support for the MICSUPP regulators found on Cirrus Logic Madera codecs
and Wolfson Microelectronic Arizona codecs
devices.

source code: