1 # SPDX-License-Identifier: GPL-2.0
2 # Copyright (C) 2021 Sebastian Reichel
3 %YAML 1.2
4 ---
5 $id: http://devicetree.org/schemas/power/suppl
6 $schema: http://devicetree.org/meta-schemas/co
7
8 title: TI BQ24735 Li-Ion Battery Charger
9
10 maintainers:
11 - Sebastian Reichel <sre@kernel.org>
12
13 allOf:
14 - $ref: power-supply.yaml#
15
16 properties:
17 compatible:
18 const: ti,bq24735
19
20 reg:
21 maxItems: 1
22
23 interrupts:
24 description: AC adapter plug event interru
25 maxItems: 1
26
27 ti,ac-detect-gpios:
28 maxItems: 1
29 description: |
30 This GPIO is optionally used to read the
31 that is configured as an input and conne
32 Note: for backwards compatibility reason
33 absence despite ACOK being active (high)
34
35 ti,charge-current:
36 $ref: /schemas/types.yaml#/definitions/uin
37 description: |
38 Used to control and set the charging cur
39 This value must be between 128mA and 8.1
40 The POR value is 0x0000h. This number is
41 See spec for more information about the
42
43 ti,charge-voltage:
44 $ref: /schemas/types.yaml#/definitions/uin
45 description: |
46 Used to control and set the charging vol
47 This value must be between 1.024V and 19
48 The POR value is 0x0000h. This number is
49 See spec for more information about the
50
51 ti,input-current:
52 $ref: /schemas/types.yaml#/definitions/uin
53 description: |
54 Used to control and set the charger inpu
55 This value must be between 128mA and 8.0
56 The POR value is 0x1000h. This number is
57 See the spec for more information about
58
59 ti,external-control:
60 type: boolean
61 description: |
62 Indicates that the charger is configured
63 attempt to enable/disable charging or se
64
65 poll-interval:
66 $ref: /schemas/types.yaml#/definitions/uin
67 description: |
68 If 'interrupts' is not specified, poll A
69
70 required:
71 - compatible
72 - reg
73
74 additionalProperties: false
75
76 examples:
77 - |
78 #include <dt-bindings/gpio/gpio.h>
79
80 i2c {
81 #address-cells = <1>;
82 #size-cells = <0>;
83
84 charger@9 {
85 compatible = "ti,bq24735";
86 reg = <0x9>;
87 ti,ac-detect-gpios = <&gpio 72 0x1>;
88 };
89 };
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