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,rv3032.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6
7 title: Microchip RV-3032 RTC
8
9 allOf:
10 - $ref: rtc.yaml#
11
12 maintainers:
13 - Alexandre Belloni <alexandre.belloni@bootlin.com>
14
15 properties:
16 compatible:
17 const: microcrystal,rv3032
18
19 reg:
20 maxItems: 1
21
22 interrupts:
23 maxItems: 1
24
25 start-year: true
26
27 trickle-resistor-ohms:
28 enum:
29 - 1000
30 - 2000
31 - 7000
32 - 11000
33
34 trickle-voltage-millivolt:
35 $ref: /schemas/types.yaml#/definitions/uint32
36 enum:
37 - 1750
38 - 3000
39 - 4400
40
41 wakeup-source: true
42
43 required:
44 - compatible
45 - reg
46
47 additionalProperties: false
48
49 examples:
50 - |
51 #include <dt-bindings/interrupt-controller/irq.h>
52 i2c {
53 #address-cells = <1>;
54 #size-cells = <0>;
55
56 rtc@51 {
57 compatible = "microcrystal,rv3032";
58 reg = <0x51>;
59 pinctrl-0 = <&rtc_nint_pins>;
60 interrupts-extended = <&gpio1 16 IRQ_TYPE_LEVEL_HIGH>;
61 trickle-resistor-ohms = <7000>;
62 trickle-voltage-millivolt = <1750>;
63 };
64 };
65
66 ...
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