xref: /freebsd/sys/contrib/device-tree/Bindings/timer/cdns,ttc.yaml (revision 5ca8e32633c4ffbbcd6762e5888b6a4ba0708c6c) 
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/timer/cdns,ttc.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Cadence TTC - Triple Timer Counter
8
9maintainers:
10  - Michal Simek <michal.simek@amd.com>
11
12properties:
13  compatible:
14    const: cdns,ttc
15
16  reg:
17    maxItems: 1
18
19  interrupts:
20    maxItems: 3
21    description: |
22      A list of 3 interrupts; one per timer channel.
23
24  clocks:
25    maxItems: 1
26
27  power-domains:
28    maxItems: 1
29
30  timer-width:
31    $ref: /schemas/types.yaml#/definitions/uint32
32    description: |
33      Bit width of the timer, necessary if not 16.
34
35required:
36  - compatible
37  - reg
38  - interrupts
39  - clocks
40
41additionalProperties: false
42
43examples:
44  - |
45    ttc0: ttc0@f8001000 {
46        interrupt-parent = <&intc>;
47        interrupts = <0 10 4>, <0 11 4>, <0 12 4>;
48        compatible = "cdns,ttc";
49        reg = <0xF8001000 0x1000>;
50        clocks = <&cpu_clk 3>;
51        timer-width = <32>;
52    };
53