1# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/rtc/intersil,isl12022.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Intersil ISL12022 Real-time Clock
8
9maintainers:
10  - Alexandre Belloni <alexandre.belloni@bootlin.com>
11
12properties:
13  compatible:
14    const: isil,isl12022
15
16  reg:
17    maxItems: 1
18
19  interrupts:
20    maxItems: 1
21
22  isil,battery-trip-levels-microvolt:
23    description:
24      The battery voltages at which the first alarm and second alarm
25      should trigger (normally ~85% and ~75% of nominal V_BAT).
26    items:
27      - enum: [2125000, 2295000, 2550000, 2805000, 3060000, 4250000, 4675000]
28      - enum: [1875000, 2025000, 2250000, 2475000, 2700000, 3750000, 4125000]
29
30required:
31  - compatible
32  - reg
33
34allOf:
35  - $ref: rtc.yaml#
36
37unevaluatedProperties: false
38
39examples:
40  - |
41    #include <dt-bindings/interrupt-controller/irq.h>
42    i2c {
43        #address-cells = <1>;
44        #size-cells = <0>;
45
46        rtc@6f {
47            compatible = "isil,isl12022";
48            reg = <0x6f>;
49            interrupts-extended = <&gpio1 5 IRQ_TYPE_LEVEL_LOW>;
50            isil,battery-trip-levels-microvolt = <2550000>, <2250000>;
51        };
52    };
53
54...
55