TI LP87565 Power regulators

modulename: lp87565-regulator.ko

configname: CONFIG_REGULATOR_LP87565

Linux Kernel Configuration
└─>Device Drivers
└─>Voltage and Current Regulator Support
└─>Device Tree and Open Firmware support
└─>TI LP87565 Power regulators
In linux kernel since version 4.2 (release Date: 2015-08-30)  
This driver supports LP87565 voltage regulator chips. LP87565
provides four step-down converters. It supports software based
voltage control for different voltage domains

source code:
drivers/regulator/lp87565-regulator.c