TI TPS65090 Power regulator

modulename: tps65090-regulator.ko

configname: CONFIG_REGULATOR_TPS65090

Linux Kernel Configuration
└─>Device Drivers
└─>Voltage and Current Regulator Support
└─>TI TPS65090 Power regulator
In linux kernel since version 3.1 (release Date: 2011-10-24)  
This driver provides support for the voltage regulators on the
TI TPS65090 PMIC.

source code:
drivers/regulator/tps65090-regulator.c