TI TPS6286x Power Regulator

modulename: tps6286x-regulator.ko

configname: CONFIG_REGULATOR_TPS6286X

Linux Kernel Configuration
└─>Device Drivers
└─>Voltage and Current Regulator Support
└─>Device Tree and Open Firmware support
└─>TI TPS6286x Power Regulator
In linux kernel since version 5.2 (release Date: 2019-07-07)  
This driver supports TPS6236x voltage regulator chips. These are
high-frequency synchronous step-down converters with an I2C
interface.

source code: