xref: /linux/Documentation/devicetree/bindings/rtc/renesas,rzn1-rtc.yaml (revision 24bce201d79807b668bf9d9e0aca801c5c0d5f78) 
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/rtc/renesas,rzn1-rtc.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Renesas RZ/N1 SoCs Real-Time Clock DT bindings
8
9maintainers:
10  - Miquel Raynal <miquel.raynal@bootlin.com>
11
12allOf:
13  - $ref: rtc.yaml#
14
15properties:
16  compatible:
17    items:
18      - enum:
19          - renesas,r9a06g032-rtc
20      - const: renesas,rzn1-rtc
21
22  reg:
23    maxItems: 1
24
25  interrupts:
26    minItems: 3
27    maxItems: 3
28
29  interrupt-names:
30    items:
31      - const: alarm
32      - const: timer
33      - const: pps
34
35  clocks:
36    maxItems: 1
37
38  clock-names:
39    const: hclk
40
41  power-domains:
42    maxItems: 1
43
44required:
45  - compatible
46  - reg
47  - interrupts
48  - interrupt-names
49  - clocks
50  - clock-names
51  - power-domains
52
53unevaluatedProperties: false
54
55examples:
56  - |
57    #include <dt-bindings/interrupt-controller/arm-gic.h>
58    #include <dt-bindings/clock/r9a06g032-sysctrl.h>
59    rtc@40006000 {
60       compatible = "renesas,r9a06g032-rtc", "renesas,rzn1-rtc";
61       reg = <0x40006000 0x1000>;
62       interrupts = <GIC_SPI 66 IRQ_TYPE_EDGE_RISING>,
63                    <GIC_SPI 67 IRQ_TYPE_EDGE_RISING>,
64                    <GIC_SPI 68 IRQ_TYPE_EDGE_RISING>;
65       interrupt-names = "alarm", "timer", "pps";
66       clocks = <&sysctrl R9A06G032_HCLK_RTC>;
67       clock-names = "hclk";
68       power-domains = <&sysctrl>;
69       start-year = <2000>;
70     };
71