TI LP8755 High Performance PMU driver

modulename: lp8755.ko

configname: CONFIG_REGULATOR_LP8755

Linux Kernel Configuration
└─>Device Drivers
└─>Voltage and Current Regulator Support
└─>I2C support
└─>TI LP8755 High Performance PMU driver
In linux kernel since version 3.1 (release Date: 2011-10-24)  
This driver supports LP8755 High Performance PMU driver. This
chip contains six step-down DC/DC converters which can support
9 mode multiphase configuration.

source code:
drivers/regulator/lp8755.c