Documentation/ABI/testing/sysfs-class-power-surface

   1 What:           /sys/class/power_supply/<supply_name>/alarm
   2 Date:           April 2021
   3 KernelVersion:  5.13
   4 Contact:        Maximilian Luz <luzmaximilian@gmail.com>
   5 Description:
   6                 Battery trip point. When the remaining battery capacity crosses this
   7                 value in either direction, the system will be notified and if
   8                 necessary woken.
   9
  10                 Set to zero to clear/disable.
  11
  12                 Access: Read, Write
  13
  14                 Valid values: In micro-Wh or micro-Ah, depending on the power unit
  15                 of the battery