1 # SPDX-License-Identifier: GPL-2.0
2 # Copyright (C) 2020 Texas Instruments Incorporated
3 %YAML 1.2
4 ---
5 $id: http://devicetree.org/schemas/power/supply/bq27xxx.yaml#
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
7
8 title: TI BQ27XXX fuel gauge family
9
10 maintainers:
11 - Pali Rohár <pali@kernel.org>
12 - Andrew F. Davis <afd@ti.com>
13 - Sebastian Reichel <sre@kernel.org>
14
15 description: |
16 Support various Texas Instruments fuel gauge devices that share similar
17 register maps and power supply properties
18
19 allOf:
20 - $ref: power-supply.yaml#
21
22 properties:
23 compatible:
24 enum:
25 - ti,bq27200
26 - ti,bq27210
27 - ti,bq27500 # deprecated, use revision specific property below
28 - ti,bq27510 # deprecated, use revision specific property below
29 - ti,bq27520 # deprecated, use revision specific property below
30 - ti,bq27500-1
31 - ti,bq27510g1
32 - ti,bq27510g2
33 - ti,bq27510g3
34 - ti,bq27520g1
35 - ti,bq27520g2
36 - ti,bq27520g3
37 - ti,bq27520g4
38 - ti,bq27521
39 - ti,bq27530
40 - ti,bq27531
41 - ti,bq27541
42 - ti,bq27542
43 - ti,bq27546
44 - ti,bq27742
45 - ti,bq27545
46 - ti,bq27411
47 - ti,bq27421
48 - ti,bq27425
49 - ti,bq27426
50 - ti,bq27441
51 - ti,bq27621
52 - ti,bq27z561
53 - ti,bq28z610
54 - ti,bq34z100
55 - ti,bq78z100
56
57 reg:
58 maxItems: 1
59 description: integer, I2C address of the fuel gauge.
60
61 monitored-battery:
62 description: |
63 The fuel gauge uses the following battery properties:
64 - energy-full-design-microwatt-hours
65 - charge-full-design-microamp-hours
66 - voltage-min-design-microvolt
67 Both or neither of the *-full-design-*-hours properties must be set.
68
69 power-supplies: true
70
71 required:
72 - compatible
73 - reg
74 additionalProperties: false
75
76 examples:
77 - |
78 bat: battery {
79 compatible = "simple-battery";
80 voltage-min-design-microvolt = <3200000>;
81 energy-full-design-microwatt-hours = <5290000>;
82 charge-full-design-microamp-hours = <1430000>;
83 };
84
85 i2c {
86 #address-cells = <1>;
87 #size-cells = <0>;
88
89 bq27510g3: fuel-gauge@55 {
90 compatible = "ti,bq27510g3";
91 reg = <0x55>;
92 monitored-battery = <&bat>;
93 };
94 };
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