Documentation/devicetree/bindings/power_supply/msm-poweroff.txt

   1 MSM Restart Driver
   2
   3 A power supply hold (ps-hold) bit is set to power the msm chipsets.
   4 Clearing that bit allows us to restart/poweroff. The difference
   5 between poweroff and restart is determined by unique power manager IC
   6 settings.
   7
   8 Required Properties:
   9 -compatible: "qcom,pshold"
  10 -reg: Specifies the physical address of the ps-hold register
  11
  12 Example:
  13
  14         restart@fc4ab000 {
  15                 compatible = "qcom,pshold";
  16                 reg = <0xfc4ab000 0x4>;
  17         };