Qualcomm SMD based RPM regulator driver

modulename: qcom_smd-regulator.ko

configname: CONFIG_REGULATOR_QCOM_SMD_RPM

Linux Kernel Configuration
└─>Device Drivers
└─>Voltage and Current Regulator Support
└─>Qualcomm SMD based RPM regulator driver
In linux kernel since version 4.1 (release Date: 2015-06-21)  
If you say yes to this option, support will be included for the
regulators exposed by the Resource Power Manager found in Qualcomm
8974 based devices.

Say M here if you want to include support for the regulators on the
Qualcomm RPM as a module. The module will be named
"qcom_smd-regulator".

source code: