summaryrefslogtreecommitdiffstats
path: root/dts/Bindings/rtc/intersil,isl12022.yaml
blob: c2d1441ef273f0969d60e61ecef44bc849d121e4 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
%YAML 1.2
---
$id: http://devicetree.org/schemas/rtc/intersil,isl12022.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Intersil ISL12022 Real-time Clock

maintainers:
  - Alexandre Belloni <alexandre.belloni@bootlin.com>

properties:
  compatible:
    const: isil,isl12022

  reg:
    maxItems: 1

  interrupts:
    maxItems: 1

  '#clock-cells':
    const: 0

  isil,battery-trip-levels-microvolt:
    description:
      The battery voltages at which the first alarm and second alarm
      should trigger (normally ~85% and ~75% of nominal V_BAT).
    items:
      - enum: [2125000, 2295000, 2550000, 2805000, 3060000, 4250000, 4675000]
      - enum: [1875000, 2025000, 2250000, 2475000, 2700000, 3750000, 4125000]

required:
  - compatible
  - reg

allOf:
  - $ref: rtc.yaml#
  # If #clock-cells is present, interrupts must not be present
  - if:
      required:
        - '#clock-cells'
    then:
      properties:
        interrupts: false

unevaluatedProperties: false

examples:
  - |
    #include <dt-bindings/interrupt-controller/irq.h>
    i2c {
        #address-cells = <1>;
        #size-cells = <0>;

        rtc@6f {
            compatible = "isil,isl12022";
            reg = <0x6f>;
            interrupts-extended = <&gpio1 5 IRQ_TYPE_LEVEL_LOW>;
            isil,battery-trip-levels-microvolt = <2550000>, <2250000>;
        };
    };

...