xref: /src/sys/contrib/device-tree/Bindings/power/supply/stericsson,ab8500-fg.yaml (revision b1bebaaba9b9c0ddfe503c43ca8e9e3917ee2c57) 
1# SPDX-License-Identifier: GPL-2.0
2# Copyright (C) 2021 Sebastian Reichel
3%YAML 1.2
4---
5$id: http://devicetree.org/schemas/power/supply/stericsson,ab8500-fg.yaml#
6$schema: http://devicetree.org/meta-schemas/core.yaml#
7
8title: AB8500 Fuel Gauge
9
10maintainers:
11  - Sebastian Reichel <sre@kernel.org>
12
13allOf:
14  - $ref: power-supply.yaml#
15
16properties:
17  compatible:
18    const: stericsson,ab8500-fg
19
20  monitored-battery: true
21
22  battery:
23    $ref: /schemas/types.yaml#/definitions/phandle
24    deprecated: true
25
26  line-impedance-micro-ohms:
27    description: The line impedance between the battery and the
28      AB8500 inputs, to compensate for this when determining internal
29      resistance.
30
31  interrupts:
32    maxItems: 5
33
34  interrupt-names:
35    items:
36      - const: NCONV_ACCU
37      - const: BATT_OVV
38      - const: LOW_BAT_F
39      - const: CC_INT_CALIB
40      - const: CCEOC
41
42  io-channels:
43    maxItems: 1
44
45  io-channel-names:
46    items:
47      - const: main_bat_v
48
49required:
50  - compatible
51  - monitored-battery
52  - interrupts
53  - interrupt-names
54  - io-channels
55  - io-channel-names
56
57additionalProperties: false
58
59examples:
60  - |
61    #include <dt-bindings/interrupt-controller/irq.h>
62    pmic {
63      fuel-gauge {
64        compatible = "stericsson,ab8500-fg";
65        monitored-battery = <&battery>;
66        interrupts = <24 IRQ_TYPE_LEVEL_HIGH>,
67                     <8 IRQ_TYPE_LEVEL_HIGH>,
68                     <28 IRQ_TYPE_LEVEL_HIGH>,
69                     <27 IRQ_TYPE_LEVEL_HIGH>,
70                     <26 IRQ_TYPE_LEVEL_HIGH>;
71        interrupt-names = "NCONV_ACCU",
72                          "BATT_OVV",
73                          "LOW_BAT_F",
74                          "CC_INT_CALIB",
75                          "CCEOC";
76        io-channels = <&gpadc 0x08>;
77        io-channel-names = "main_bat_v";
78      };
79    };
80