Dialog Semiconductor DA9121/DA9122/DA9220/DA9217/DA9130/DA9131/DA9132 regulator

modulename: da9121-regulator.ko

configname: CONFIG_REGULATOR_DA9121

Linux Kernel Configuration
└─>Device Drivers
└─>Voltage and Current Regulator Support
└─>Device Tree and Open Firmware support
└─>Dialog Semiconductor DA9121/DA9122/DA9220/DA9217/DA9130/DA9131/DA9132 regulator
In linux kernel since version 5.2 (release Date: 2019-07-07)  
Say y here to support for the Dialog Semiconductor DA9121. The
DA9121 is a single channel dual-phase buck converter controlled
through an I2C interface.

DA9121 Single-channel dual-phase 10A buck converter
DA9130 Single-channel dual-phase 10A buck converter (Automotive)
DA9217 Single-channel dual-phase 6A buck converter
DA9122 Dual-channel single-phase 5A buck converter
DA9131 Dual-channel single-phase 5A buck converter (Automotive)
DA9220 Dual-channel single-phase 3A buck converter
DA9132 Dual-channel single-phase 3A buck converter (Automotive)

This driver can also be built as a module. If so, the module
will be called da9121-regulator.

source code:
drivers/regulator/da9121-regulator.c