Board level reset or power off

configname: CONFIG_POWER_RESET

Linux Kernel Configuration
└─>Device Drivers
└─>Board level reset or power off
In linux kernel since version 3.1 (release Date: 2011-10-24)  
Provides a number of drivers which either reset a complete board
or shut it down, by manipulating the main power supply on the board.

Say Y here to enable board reset and power off