xref: /freebsd/sys/contrib/device-tree/Bindings/mips/ingenic/ingenic,cpu.yaml (revision d30a1689f5b37e78ea189232a8b94a7011dc0dc8) 
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/mips/ingenic/ingenic,cpu.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Bindings for Ingenic XBurst family CPUs
8
9maintainers:
10  - 周琰杰 (Zhou Yanjie) <zhouyanjie@wanyeetech.com>
11
12description:
13  Ingenic XBurst family CPUs shall have the following properties.
14
15properties:
16  compatible:
17    oneOf:
18
19      - description: Ingenic XBurst®1 CPU Cores
20        enum:
21          - ingenic,xburst-mxu1.0
22          - ingenic,xburst-fpu1.0-mxu1.1
23          - ingenic,xburst-fpu2.0-mxu2.0
24
25      - description: Ingenic XBurst®2 CPU Cores
26        enum:
27          - ingenic,xburst2-fpu2.1-mxu2.1-smt
28
29  reg:
30    maxItems: 1
31
32  clocks:
33    maxItems: 1
34
35  device_type: true
36
37required:
38  - device_type
39  - compatible
40  - reg
41  - clocks
42
43additionalProperties: false
44
45examples:
46  - |
47    #include <dt-bindings/clock/ingenic,jz4780-cgu.h>
48
49    cpus {
50        #address-cells = <1>;
51        #size-cells = <0>;
52
53        cpu0: cpu@0 {
54                device_type = "cpu";
55                compatible = "ingenic,xburst-fpu1.0-mxu1.1";
56                reg = <0>;
57
58                clocks = <&cgu JZ4780_CLK_CPU>;
59        };
60
61        cpu1: cpu@1 {
62                device_type = "cpu";
63                compatible = "ingenic,xburst-fpu1.0-mxu1.1";
64                reg = <1>;
65
66                clocks = <&cgu JZ4780_CLK_CORE1>;
67        };
68    };
69...
70