xref: /linux/Documentation/devicetree/bindings/rtc/fsl,stmp3xxx-rtc.yaml (revision 6e7fd890f1d6ac83805409e9c346240de2705584) 
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/rtc/fsl,stmp3xxx-rtc.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: STMP3xxx/i.MX28 Time Clock Controller
8
9maintainers:
10  - Javier Carrasco <javier.carrasco.cruz@gmail.com>
11
12allOf:
13  - $ref: rtc.yaml#
14
15properties:
16  compatible:
17    oneOf:
18      - items:
19          - enum:
20              - fsl,imx28-rtc
21              - fsl,imx23-rtc
22          - const: fsl,stmp3xxx-rtc
23      - const: fsl,stmp3xxx-rtc
24
25  reg:
26    maxItems: 1
27
28  interrupts:
29    maxItems: 1
30
31  stmp,crystal-freq:
32    description:
33      Override crystal frequency as determined from fuse bits.
34      Use <0> for "no crystal".
35    $ref: /schemas/types.yaml#/definitions/uint32
36    enum: [0, 32000, 32768]
37
38required:
39  - compatible
40  - reg
41  - interrupts
42
43unevaluatedProperties: false
44
45examples:
46  - |
47    rtc@80056000 {
48        compatible = "fsl,imx28-rtc", "fsl,stmp3xxx-rtc";
49        reg = <0x80056000 2000>;
50        interrupts = <29>;
51    };
52