Documentation/devicetree/bindings/power/supply/power_supply.txt

   1 Power Supply Core Support
   2
   3 Optional Properties:
   4  - power-supplies : This property is added to a supply in order to list the
   5    devices which supply it power, referenced by their phandles.
   6
   7 Example:
   8
   9         usb-charger: power@e {
  10                 compatible = "some,usb-charger";
  11                 ...
  12         };
  13
  14         ac-charger: power@c {
  15                 compatible = "some,ac-charger";
  16                 ...
  17         };
  18
  19         battery@b {
  20                 compatible = "some,battery";
  21                 ...
  22                 power-supplies = <&usb-charger>, <&ac-charger>;
  23         };