Documentation/devicetree/bindings/mips/ingenic/ingenic,cpu.yaml

   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 ...