Documentation/devicetree/bindings/power_supply/lp8727_charger.txt

   1 Binding for TI/National Semiconductor LP8727 Charger
   2
   3 Required properties:
   4 - compatible: "ti,lp8727"
   5 - reg: I2C slave address 27h
   6
   7 Optional properties:
   8 - interrupt-parent: interrupt controller node (see interrupt binding[0])
   9 - interrupts: interrupt specifier (see interrupt binding[0])
  10 - debounce-ms: interrupt debounce time. (u32)
  11
  12 AC and USB charging parameters
  13 - charger-type: "ac" or "usb" (string)
  14 - eoc-level: value of 'enum lp8727_eoc_level' (u8)
  15 - charging-current: value of 'enum lp8727_ichg' (u8)
  16
  17 [0]: Documentation/devicetree/bindings/interrupt-controller/interrupts.txt
  18
  19 Example)
  20
  21 lp8727@27 {
  22         compatible = "ti,lp8727";
  23         reg = <0x27>;
  24
  25         /* GPIO 134 is used for LP8728 interrupt pin */
  26         interrupt-parent = <&gpio5>;    /* base = 128 */
  27         interrupts = <6 0x2>;           /* offset = 6, falling edge type */
  28
  29         debounce-ms = <300>;
  30
  31         /* AC charger: 5% EOC and 500mA charging current */
  32         ac {
  33                 charger-type = "ac";
  34                 eoc-level = /bits/ 8 <0>;
  35                 charging-current = /bits/ 8 <4>;
  36         };
  37
  38         /* USB charger: 10% EOC and 400mA charging current */
  39         usb {
  40                 charger-type = "usb";
  41                 eoc-level = /bits/ 8 <1>;
  42                 charging-current = /bits/ 8 <2>;
  43         };
  44 };