xref: /linux/Documentation/devicetree/bindings/rtc/microcrystal,rv3028.yaml (revision 53597deca0e38c30e6cd4ba2114fa42d2bcd85bb) 
1# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/rtc/microcrystal,rv3028.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Microchip RV-3028 RTC
8
9allOf:
10  - $ref: rtc.yaml#
11
12maintainers:
13  - Alexandre Belloni <alexandre.belloni@bootlin.com>
14
15properties:
16  compatible:
17    const: microcrystal,rv3028
18
19  reg:
20    maxItems: 1
21
22  interrupts:
23    maxItems: 1
24
25  "#clock-cells":
26    const: 0
27
28  trickle-resistor-ohms:
29    enum:
30      - 3000
31      - 5000
32      - 9000
33      - 15000
34
35  vdd-supply: true
36
37required:
38  - compatible
39  - reg
40
41unevaluatedProperties: false
42
43examples:
44  - |
45    #include <dt-bindings/interrupt-controller/irq.h>
46    i2c {
47        #address-cells = <1>;
48        #size-cells = <0>;
49
50        rtc@51 {
51            compatible = "microcrystal,rv3028";
52            reg = <0x51>;
53            pinctrl-0 = <&rtc_nint_pins>;
54            interrupts-extended = <&gpio1 16 IRQ_TYPE_LEVEL_HIGH>;
55            trickle-resistor-ohms = <3000>;
56        };
57    };
58
59...
60