Documentation/devicetree/bindings/soc/imx/imx8m-soc.yaml

   1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/soc/imx/imx8m-soc.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: NXP i.MX8M Series SoC
   8
   9 maintainers:
  10   - Alice Guo <alice.guo@nxp.com>
  11
  12 description: |
  13   NXP i.MX8M series SoCs contain fuse entries from which SoC Unique ID can be
  14   obtained.
  15
  16 select:
  17   properties:
  18     compatible:
  19       contains:
  20         enum:
  21           - fsl,imx8mm
  22           - fsl,imx8mn
  23           - fsl,imx8mp
  24           - fsl,imx8mq
  25   required:
  26     - compatible
  27
  28 patternProperties:
  29   "^soc@[0-9a-f]+$":
  30     type: object
  31     properties:
  32       compatible:
  33         items:
  34           - enum:
  35               - fsl,imx8mm-soc
  36               - fsl,imx8mn-soc
  37               - fsl,imx8mp-soc
  38               - fsl,imx8mq-soc
  39           - const: simple-bus
  40
  41       "#address-cells":
  42         const: 1
  43
  44       "#size-cells":
  45         const: 1
  46
  47       ranges: true
  48
  49       dma-ranges: true
  50
  51       nvmem-cells:
  52         maxItems: 1
  53         description: Phandle to the SOC Unique ID provided by a nvmem node
  54
  55       nvmem-cell-names:
  56         const: soc_unique_id
  57
  58     required:
  59       - compatible
  60       - nvmem-cells
  61       - nvmem-cell-names
  62
  63     additionalProperties:
  64       type: object
  65
  66 additionalProperties: true
  67
  68 examples:
  69   - |
  70     / {
  71         model = "FSL i.MX8MM EVK board";
  72         compatible = "fsl,imx8mm-evk", "fsl,imx8mm";
  73         #address-cells = <2>;
  74         #size-cells = <2>;
  75
  76         soc@0 {
  77             compatible = "fsl,imx8mm-soc", "simple-bus";
  78             #address-cells = <1>;
  79             #size-cells = <1>;
  80             ranges = <0x0 0x0 0x0 0x3e000000>;
  81             nvmem-cells = <&imx8mm_uid>;
  82             nvmem-cell-names = "soc_unique_id";
  83         };
  84     };
  85
  86 ...