summaryrefslogtreecommitdiffstats
path: root/Documentation/devicetree/bindings/timer/snps,dw-apb-timer.yaml
blob: d33c9205a9093c1da564d4d508f9ea7261486c52 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
# SPDX-License-Identifier: GPL-2.0-only
%YAML 1.2
---
$id: http://devicetree.org/schemas/timer/snps,dw-apb-timer.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Synopsys DesignWare APB Timer

maintainers:
  - Daniel Lezcano <daniel.lezcano@linaro.org>

properties:
  compatible:
    oneOf:
      - const: snps,dw-apb-timer
      - enum:
          - snps,dw-apb-timer-sp
          - snps,dw-apb-timer-osc
        deprecated: true

  reg:
    maxItems: 1

  interrupts:
    maxItems: 1

  resets:
    maxItems: 1

  clocks:
    minItems: 1
    items:
      - description: Timer ticks reference clock source
      - description: APB interface clock source

  clock-names:
    minItems: 1
    items:
      - const: timer
      - const: pclk

  clock-frequency: true

additionalProperties: false

required:
  - compatible
  - reg
  - interrupts

oneOf:
  - required:
      - clocks
      - clock-names
  - required:
      - clock-frequency
  - required:
      - clock-freq

examples:
  - |
    timer@ffe00000 {
      compatible = "snps,dw-apb-timer";
      interrupts = <0 170 4>;
      reg = <0xffe00000 0x1000>;
      clocks = <&timer_clk>, <&timer_pclk>;
      clock-names = "timer", "pclk";
    };
  - |
    timer@ffe00000 {
      compatible = "snps,dw-apb-timer";
      interrupts = <0 170 4>;
      reg = <0xffe00000 0x1000>;
      clocks = <&timer_clk>;
      clock-names = "timer";
    };
  - |
    timer@ffe00000 {
      compatible = "snps,dw-apb-timer";
      interrupts = <0 170 4>;
      reg = <0xffe00000 0x1000>;
      clock-frequency = <25000000>;
    };
...