Documentation/devicetree/bindings/mips/brcm/soc.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/brcm/soc.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Broadcom cable/DSL/settop platforms
   8
   9 maintainers:
  10   - Florian Fainelli <f.fainelli@gmail.com>
  11
  12 description: |
  13     Boards Broadcom cable/DSL/settop SoC shall have the following properties.
  14     The experimental -viper variants are for running Linux on the 3384's
  15     BMIPS4355 cable modem CPU instead of the BMIPS5000 application processor.
  16
  17 properties:
  18   $nodename:
  19     const: '/'
  20
  21   compatible:
  22     enum:
  23       - brcm,bcm3368
  24       - brcm,bcm3384
  25       - brcm,bcm33843
  26       - brcm,bcm3384-viper
  27       - brcm,bcm33843-viper
  28       - brcm,bcm6328
  29       - brcm,bcm6358
  30       - brcm,bcm6362
  31       - brcm,bcm6368
  32       - brcm,bcm63168
  33       - brcm,bcm63268
  34       - brcm,bcm7125
  35       - brcm,bcm7346
  36       - brcm,bcm7358
  37       - brcm,bcm7360
  38       - brcm,bcm7362
  39       - brcm,bcm7420
  40       - brcm,bcm7425
  41
  42   cpus:
  43     type: object
  44     additionalProperties: false
  45     properties:
  46       '#address-cells':
  47         const: 1
  48
  49       '#size-cells':
  50         const: 0
  51
  52       mips-hpt-frequency:
  53         description: MIPS counter high precision timer frequency.
  54          This is common to all CPUs in the system so it lives
  55          under the "cpus" node.
  56         $ref: /schemas/types.yaml#/definitions/uint32
  57
  58     patternProperties:
  59       "^cpu@[0-9]$":
  60         type: object
  61         $ref: /schemas/mips/cpus.yaml#
  62         unevaluatedProperties: false
  63
  64     required:
  65       - mips-hpt-frequency
  66
  67 additionalProperties: true
  68
  69 examples:
  70   - |
  71      / {
  72          compatible = "brcm,bcm3368";
  73          #address-cells = <1>;
  74          #size-cells = <1>;
  75          model = "Broadcom 3368";
  76
  77          cpus {
  78            #address-cells = <1>;
  79            #size-cells = <0>;
  80
  81            mips-hpt-frequency = <150000000>;
  82
  83            cpu@0 {
  84              compatible = "brcm,bmips4350";
  85              device_type = "cpu";
  86              reg = <0>;
  87            };
  88
  89            cpu@1 {
  90              compatible = "brcm,bmips4350";
  91              device_type = "cpu";
  92              reg = <1>;
  93            };
  94          };
  95        };
  96 ...