1# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/rtc/qcom-pm8xxx-rtc.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Qualcomm PM8xxx PMIC RTC device
8
9maintainers:
10  - Satya Priya <quic_c_skakit@quicinc.com>
11
12properties:
13  compatible:
14    oneOf:
15      - enum:
16          - qcom,pm8058-rtc
17          - qcom,pm8921-rtc
18          - qcom,pm8941-rtc
19          - qcom,pmk8350-rtc
20      - items:
21          - enum:
22              - qcom,pm8018-rtc
23          - const: qcom,pm8921-rtc
24
25  reg:
26    minItems: 1
27    maxItems: 2
28
29  reg-names:
30    minItems: 1
31    items:
32      - const: rtc
33      - const: alarm
34
35  interrupts:
36    maxItems: 1
37
38  allow-set-time:
39    $ref: /schemas/types.yaml#/definitions/flag
40    description:
41      Indicates that the setting of RTC time is allowed by the host CPU.
42
43  nvmem-cells:
44    items:
45      - description:
46          four-byte nvmem cell holding a little-endian offset from the Unix
47          epoch representing the time when the RTC timer was last reset
48
49  nvmem-cell-names:
50    items:
51      - const: offset
52
53  qcom,no-alarm:
54    type: boolean
55    description:
56      RTC alarm is not owned by the OS
57
58  wakeup-source: true
59
60required:
61  - compatible
62  - reg
63  - interrupts
64
65additionalProperties: false
66
67examples:
68  - |
69    #include <dt-bindings/interrupt-controller/irq.h>
70    #include <dt-bindings/spmi/spmi.h>
71
72    spmi {
73        #address-cells = <2>;
74        #size-cells = <0>;
75
76        pmic@0 {
77            compatible = "qcom,pm8941", "qcom,spmi-pmic";
78            reg = <0x0 SPMI_USID>;
79            #address-cells = <1>;
80            #size-cells = <0>;
81
82            rtc@6000 {
83                compatible = "qcom,pm8941-rtc";
84                reg = <0x6000>, <0x6100>;
85                reg-names = "rtc", "alarm";
86                interrupts = <0x0 0x61 0x1 IRQ_TYPE_EDGE_RISING>;
87                nvmem-cells = <&rtc_offset>;
88                nvmem-cell-names = "offset";
89            };
90        };
91    };
92...
93