xref: /OK3568_Linux_fs/kernel/Documentation/devicetree/bindings/power_supply/rk816-battery.txt (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1rk816-battery
2~~~~~~~~~~
3
4Required properties :
5 - compatible: "rk816-battery"
6 - ocv_table: ocv voltage and soc relation table
7 - design_capacity: real capacity tested by tool
8 - design_qmax: nominal capacity * 1.1
9 - max_input_current: maximum current from adapter
10 - max_chrg_current: maximum current for battery charge
11 - max_chrg_voltage: maximum charge voltage for battery
12
13Optional properties :
14 - sleep_enter_current: current threshold of enter relax mode
15 - sleep_exit_current: current threshold of exit relax mode
16 - sleep_filter_current: current threshold of valid relax mode
17 - power_off_thresd: vsys voltage threshold of power off
18 - zero_algorithm_vol: voltage threshold of discharge zero algorithm
19 - fb_temperature: feed back temperature of PMIC
20 - max_soc_offset: soc threshold of correct dsoc as rsoc
21 - monitor_sec: poll seconds for battery delay work
22 - virtual_power: test mode for none battery
23 - energy_mode: try to use all power of battery
24 - power_dc2otg: dc can provide supply for otg 5v
25 - dc_det_adc: dc detect by saradc
26
27Example:
28
29rk816: pmic@1a {
30	compatible = "rockchip,rk816";
31	reg = <0x1a>;
32	interrupt-parent = <&gpio0>;
33	interrupts = <2 IRQ_TYPE_LEVEL_LOW>;
34	pinctrl-names = "default";
35	pinctrl-0 = <&pmic_int_l>;
36
37	......
38
39	battery {
40		compatible = "rk816-battery";
41		ocv_table = <3400 3654 3686 3710 3744 3775 3803
42			     3825 3843 3858 3870 3886 3955 3988
43			     4010 4023 4032 4049 4080 4151>;
44		design_capacity = <2000>;
45		design_qmax = <2200>;
46		bat_res = <120>;
47		max_input_current = <2000>;
48		max_chrg_current = <1000>;
49		max_chrg_voltage = <4200>;
50		sleep_enter_current = <300>;
51		sleep_exit_current = <300>;
52		sleep_filter_current = <100>;
53		power_off_thresd = <3500>;
54		zero_algorithm_vol = <3800>;
55		fb_temperature = <105>;
56		max_soc_offset = <60>;
57		monitor_sec = <5>;
58		virtual_power = <0>;
59		energy_mode = <0>;
60		power_dc2otg = <0>;
61		dc_det_adc = <0>;
62	};
63
64	......
65};
66