xref: /OK3568_Linux_fs/kernel/Documentation/devicetree/bindings/power/supply/bq2415x.txt (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593SmuzhiyunBinding for TI bq2415x Li-Ion Charger
2*4882a593Smuzhiyun
3*4882a593SmuzhiyunRequired properties:
4*4882a593Smuzhiyun- compatible: Should contain one of the following:
5*4882a593Smuzhiyun * "ti,bq24150"
6*4882a593Smuzhiyun * "ti,bq24150"
7*4882a593Smuzhiyun * "ti,bq24150a"
8*4882a593Smuzhiyun * "ti,bq24151"
9*4882a593Smuzhiyun * "ti,bq24151a"
10*4882a593Smuzhiyun * "ti,bq24152"
11*4882a593Smuzhiyun * "ti,bq24153"
12*4882a593Smuzhiyun * "ti,bq24153a"
13*4882a593Smuzhiyun * "ti,bq24155"
14*4882a593Smuzhiyun * "ti,bq24156"
15*4882a593Smuzhiyun * "ti,bq24156a"
16*4882a593Smuzhiyun * "ti,bq24158"
17*4882a593Smuzhiyun- reg:			   integer, i2c address of the device.
18*4882a593Smuzhiyun- ti,current-limit:	   integer, initial maximum current charger can pull
19*4882a593Smuzhiyun			   from power supply in mA.
20*4882a593Smuzhiyun- ti,weak-battery-voltage: integer, weak battery voltage threshold in mV.
21*4882a593Smuzhiyun			   The chip will use slow precharge if battery voltage
22*4882a593Smuzhiyun			   is below this value.
23*4882a593Smuzhiyun- ti,battery-regulation-voltage: integer, maximum charging voltage in mV.
24*4882a593Smuzhiyun- ti,charge-current:	   integer, maximum charging current in mA.
25*4882a593Smuzhiyun- ti,termination-current:  integer, charge will be terminated when current in
26*4882a593Smuzhiyun			   constant-voltage phase drops below this value (in mA).
27*4882a593Smuzhiyun- ti,resistor-sense:	   integer, value of sensing resistor in milliohm.
28*4882a593Smuzhiyun
29*4882a593SmuzhiyunOptional properties:
30*4882a593Smuzhiyun- ti,usb-charger-detection: phandle to usb charger detection device.
31*4882a593Smuzhiyun			    (required for auto mode)
32*4882a593Smuzhiyun
33*4882a593SmuzhiyunExample from Nokia N900:
34*4882a593Smuzhiyun
35*4882a593Smuzhiyunbq24150a {
36*4882a593Smuzhiyun	compatible = "ti,bq24150a";
37*4882a593Smuzhiyun	reg = <0x6b>;
38*4882a593Smuzhiyun
39*4882a593Smuzhiyun	ti,current-limit = <100>;
40*4882a593Smuzhiyun	ti,weak-battery-voltage = <3400>;
41*4882a593Smuzhiyun	ti,battery-regulation-voltage = <4200>;
42*4882a593Smuzhiyun	ti,charge-current = <650>;
43*4882a593Smuzhiyun	ti,termination-current = <100>;
44*4882a593Smuzhiyun	ti,resistor-sense = <68>;
45*4882a593Smuzhiyun
46*4882a593Smuzhiyun	ti,usb-charger-detection = <&isp1704>;
47*4882a593Smuzhiyun};
48