AS3711 PMIC

modulename: as3711-regulator.ko

configname: CONFIG_REGULATOR_AS3711

Linux Kernel Configuration
└─>Device Drivers
└─>Voltage and Current Regulator Support
└─>AS3711 PMIC
In linux kernel since version 3.1 (release Date: 2011-10-24)  
This driver provides support for the voltage regulators on the
AS3711 PMIC

source code:
drivers/regulator/as3711-regulator.c