Documentation/devicetree/bindings/power_supply/gpio-charger.txt

   1 gpio-charger
   2
   3 Required properties :
   4  - compatible : "gpio-charger"
   5  - gpios : GPIO indicating the charger presence.
   6    See GPIO binding in bindings/gpio/gpio.txt .
   7  - charger-type : power supply type, one of
   8      unknown
   9      battery
  10      ups
  11      mains
  12      usb-sdp (USB standard downstream port)
  13      usb-dcp (USB dedicated charging port)
  14      usb-cdp (USB charging downstream port)
  15      usb-aca (USB accessory charger adapter)
  16
  17 Example:
  18
  19         usb_charger: charger {
  20                 compatible = "gpio-charger";
  21                 charger-type = "usb-sdp";
  22                 gpios = <&gpf0 2 0 0 0>;
  23         }
  24
  25         battery {
  26                 power-supplies = <&usb_charger>;
  27         };