Generic SYSCON regmap reboot mode driver

modulename: syscon-reboot-mode.ko

configname: CONFIG_SYSCON_REBOOT_MODE

Linux Kernel Configuration
└─>Device Drivers
└─>Board level reset or power off
└─>Device Tree and Open Firmware support
└─>Generic SYSCON regmap reboot mode driver
In linux kernel since version 4.1 (release Date: 2015-06-21)  
Say y here will enable reboot mode driver. This will
get reboot mode arguments and store it in SYSCON mapped
register, then the bootloader can read it to take different
action according to the mode.

source code: