Documentation/ABI/testing/sysfs-class-power-twl4030

   1 What: /sys/class/power_supply/twl4030_usb/mode
   2 Description:
   3         Changing mode for USB port.
   4         Writing to this can disable charging.
   5
   6         Possible values are:
   7                 "auto" - draw power as appropriate for detected
   8                          power source and battery status.
   9                 "off"  - do not draw any power.
  10                 "continuous"
  11                        - activate mode described as "linear" in
  12                          TWL data sheets.  This uses whatever
  13                          current is available and doesn't switch off
  14                          when voltage drops.
  15
  16                          This is useful for unstable power sources
  17                          such as bicycle dynamo, but care should
  18                          be taken that battery is not over-charged.
  19
  20 What: /sys/class/power_supply/twl4030_ac/mode
  21 Description:
  22         Changing mode for 'ac' port.
  23         Writing to this can disable charging.
  24
  25         Possible values are:
  26                 "auto" - draw power as appropriate for detected
  27                          power source and battery status.
  28                 "off"  - do not draw any power.