xref: /linux/Documentation/devicetree/bindings/rtc/nxp,pcf2127.yaml (revision e7e86d7697c6ed1dbbde18d7185c35b6967945ed) 
1# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/rtc/nxp,pcf2127.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: NXP PCF2127 Real Time Clock
8
9allOf:
10  - $ref: rtc.yaml#
11  - $ref: /schemas/spi/spi-peripheral-props.yaml#
12
13maintainers:
14  - Alexandre Belloni <alexandre.belloni@bootlin.com>
15
16properties:
17  compatible:
18    enum:
19      - nxp,pca2129
20      - nxp,pcf2127
21      - nxp,pcf2129
22      - nxp,pcf2131
23
24  reg:
25    maxItems: 1
26
27  interrupts:
28    maxItems: 1
29
30  start-year: true
31
32  reset-source: true
33
34required:
35  - compatible
36  - reg
37
38unevaluatedProperties: false
39
40examples:
41  - |
42    #include <dt-bindings/interrupt-controller/irq.h>
43    i2c {
44        #address-cells = <1>;
45        #size-cells = <0>;
46
47        rtc@51 {
48            compatible = "nxp,pcf2127";
49            reg = <0x51>;
50            pinctrl-0 = <&rtc_nint_pins>;
51            interrupts-extended = <&gpio1 16 IRQ_TYPE_LEVEL_HIGH>;
52            reset-source;
53        };
54    };
55
56...
57