TI/National Semiconductor LP8720/LP8725 voltage regulators

modulename: lp872x.ko

configname: CONFIG_REGULATOR_LP872X

Linux Kernel Configuration
└─>Device Drivers
└─>Voltage and Current Regulator Support
└─>I2C support
└─>TI/National Semiconductor LP8720/LP8725 voltage regulators
In linux kernel since version 3.1 (release Date: 2011-10-24)  
This driver supports LP8720/LP8725 PMIC

source code: