1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
2 # Copyright 2019-2020 Artur Rojek
3 %YAML 1.2
4 ---
5 $id: http://devicetree.org/schemas/power/supply/ingenic,battery.yaml#
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
7
8 title: Ingenic JZ47xx battery
9
10 maintainers:
11 - Artur Rojek <contact@artur-rojek.eu>
12
13 $ref: power-supply.yaml#
14
15 properties:
16 compatible:
17 oneOf:
18 - const: ingenic,jz4740-battery
19 - items:
20 - enum:
21 - ingenic,jz4725b-battery
22 - ingenic,jz4770-battery
23 - const: ingenic,jz4740-battery
24
25 io-channels:
26 maxItems: 1
27
28 io-channel-names:
29 const: battery
30
31 monitored-battery:
32 description: >
33 This property must be a phandle to a node using the format described
34 in battery.yaml, with the following properties being required:
35 - voltage-min-design-microvolt: drained battery voltage,
36 - voltage-max-design-microvolt: fully charged battery voltage.
37
38 required:
39 - compatible
40 - io-channels
41 - io-channel-names
42 - monitored-battery
43
44 additionalProperties: false
45
46 examples:
47 - |
48 #include <dt-bindings/iio/adc/ingenic,adc.h>
49
50 simple_battery: battery {
51 compatible = "simple-battery";
52 voltage-min-design-microvolt = <3600000>;
53 voltage-max-design-microvolt = <4200000>;
54 };
55
56 ingenic-battery {
57 compatible = "ingenic,jz4740-battery";
58 io-channels = <&adc INGENIC_ADC_BATTERY>;
59 io-channel-names = "battery";
60 monitored-battery = <&simple_battery>;
61 };
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