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
7 title: Bindings for Ingenic XBurst family CPUs
8
9 maintainers:
10 - 周琰杰 (Zhou Yanjie) <zhouyanjie@wanyeetech.com>
11
12 description:
13 Ingenic XBurst family CPUs shall have the following properties.
14
15 properties:
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
37 required:
38 - device_type
39 - compatible
40 - reg
41 - clocks
42
43 additionalProperties: false
44
45 examples:
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 ...
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