xref: /freebsd/sys/contrib/device-tree/Bindings/clock/imx8mn-clock.yaml (revision dd41de95a84d979615a2ef11df6850622bf6184e) 
1# SPDX-License-Identifier: GPL-2.0
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/clock/imx8mn-clock.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: NXP i.MX8M Nano Clock Control Module Binding
8
9maintainers:
10  - Anson Huang <Anson.Huang@nxp.com>
11
12description: |
13  NXP i.MX8M Nano clock control module is an integrated clock controller, which
14  generates and supplies to all modules.
15
16properties:
17  compatible:
18    const: fsl,imx8mn-ccm
19
20  reg:
21    maxItems: 1
22
23  clocks:
24    items:
25      - description: 32k osc
26      - description: 24m osc
27      - description: ext1 clock input
28      - description: ext2 clock input
29      - description: ext3 clock input
30      - description: ext4 clock input
31
32  clock-names:
33    items:
34      - const: osc_32k
35      - const: osc_24m
36      - const: clk_ext1
37      - const: clk_ext2
38      - const: clk_ext3
39      - const: clk_ext4
40
41  '#clock-cells':
42    const: 1
43    description:
44      The clock consumer should specify the desired clock by having the clock
45      ID in its "clocks" phandle cell. See include/dt-bindings/clock/imx8mn-clock.h
46      for the full list of i.MX8M Nano clock IDs.
47
48required:
49  - compatible
50  - reg
51  - clocks
52  - clock-names
53  - '#clock-cells'
54
55additionalProperties: false
56
57examples:
58  # Clock Control Module node:
59  - |
60    clk: clock-controller@30380000 {
61        compatible = "fsl,imx8mn-ccm";
62        reg = <0x30380000 0x10000>;
63        #clock-cells = <1>;
64        clocks = <&osc_32k>, <&osc_24m>, <&clk_ext1>,
65                 <&clk_ext2>, <&clk_ext3>, <&clk_ext4>;
66        clock-names = "osc_32k", "osc_24m", "clk_ext1",
67                      "clk_ext2", "clk_ext3", "clk_ext4";
68    };
69
70...
71