Qualcomm power-on driver

modulename: qcom-pon.ko

configname: CONFIG_POWER_RESET_QCOM_PON

Linux Kernel Configuration
└─>Device Drivers
└─>Board level reset or power off
└─>Qualcomm power-on driver
In linux kernel since version 4.2 (release Date: 2015-08-30)  
Power On support for Qualcomm boards.
If you have a Qualcomm platform and need support for
power-on and reboot reason, Say Y.
If unsure, Say N.

source code: