44 lines
1.0 KiB
Plaintext
44 lines
1.0 KiB
Plaintext
Binding for TI/National Semiconductor LP8727 Charger
|
|
|
|
Required properties:
|
|
- compatible: "ti,lp8727"
|
|
- reg: I2C slave address 27h
|
|
|
|
Optional properties:
|
|
- interrupts: interrupt specifier (see interrupt binding[0])
|
|
- debounce-ms: interrupt debounce time. (u32)
|
|
|
|
AC and USB charging parameters
|
|
- charger-type: "ac" or "usb" (string)
|
|
- eoc-level: value of 'enum lp8727_eoc_level' (u8)
|
|
- charging-current: value of 'enum lp8727_ichg' (u8)
|
|
|
|
[0]: Documentation/devicetree/bindings/interrupt-controller/interrupts.txt
|
|
|
|
Example)
|
|
|
|
lp8727@27 {
|
|
compatible = "ti,lp8727";
|
|
reg = <0x27>;
|
|
|
|
/* GPIO 134 is used for LP8728 interrupt pin */
|
|
interrupt-parent = <&gpio5>; /* base = 128 */
|
|
interrupts = <6 0x2>; /* offset = 6, falling edge type */
|
|
|
|
debounce-ms = <300>;
|
|
|
|
/* AC charger: 5% EOC and 500mA charging current */
|
|
ac {
|
|
charger-type = "ac";
|
|
eoc-level = /bits/ 8 <0>;
|
|
charging-current = /bits/ 8 <4>;
|
|
};
|
|
|
|
/* USB charger: 10% EOC and 400mA charging current */
|
|
usb {
|
|
charger-type = "usb";
|
|
eoc-level = /bits/ 8 <1>;
|
|
charging-current = /bits/ 8 <2>;
|
|
};
|
|
};
|