1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2 # Copyright (C) Sunplus Co., Ltd. 2021
3 %YAML 1.2
4 ---
5 $id: http://devicetree.org/schemas/rtc/sunplus,sp7021-rtc.yaml#
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
7
8 title: Sunplus SP7021 Real Time Clock controller
9
10 maintainers:
11 - Vincent Shih <vincent.sunplus@gmail.com>
12
13 properties:
14 compatible:
15 const: sunplus,sp7021-rtc
16
17 reg:
18 maxItems: 1
19
20 reg-names:
21 items:
22 - const: rtc
23
24 clocks:
25 maxItems: 1
26
27 resets:
28 maxItems: 1
29
30 interrupts:
31 maxItems: 1
32
33 required:
34 - compatible
35 - reg
36 - reg-names
37 - clocks
38 - resets
39 - interrupts
40
41 additionalProperties: false
42
43 examples:
44 - |
45 #include <dt-bindings/interrupt-controller/irq.h>
46
47 rtc: serial@9c003a00 {
48 compatible = "sunplus,sp7021-rtc";
49 reg = <0x9c003a00 0x80>;
50 reg-names = "rtc";
51 clocks = <&clkc 0x12>;
52 resets = <&rstc 0x02>;
53 interrupt-parent = <&intc>;
54 interrupts = <163 IRQ_TYPE_EDGE_RISING>;
55 };
56 ...
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