apple,efuses.yaml

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    1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
    2 %YAML 1.2
    3 ---
    4 $id: http://devicetree.org/schemas/nvmem/apple,efuses.yaml#
    5 $schema: http://devicetree.org/meta-schemas/core.yaml#
    6 
    7 title: Apple SoC eFuse-based NVMEM
    8 
    9 description: |
   10   Apple SoCs such as the M1 contain factory-programmed eFuses used to e.g. store
   11   calibration data for the PCIe and the Type-C PHY or unique chip identifiers
   12   such as the ECID.
   13 
   14 maintainers:
   15   - Sven Peter <sven@svenpeter.dev>
   16 
   17 allOf:
   18   - $ref: "nvmem.yaml#"
   19 
   20 properties:
   21   compatible:
   22     items:
   23       - enum:
   24           - apple,t8103-efuses
   25           - apple,t6000-efuses
   26       - const: apple,efuses
   27 
   28   reg:
   29     maxItems: 1
   30 
   31 required:
   32   - compatible
   33   - reg
   34 
   35 unevaluatedProperties: false
   36 
   37 examples:
   38   - |
   39     efuse@3d2bc000 {
   40         compatible = "apple,t8103-efuses", "apple,efuses";
   41         reg = <0x3d2bc000 0x1000>;
   42         #address-cells = <1>;
   43         #size-cells = <1>;
   44 
   45         ecid: efuse@500 {
   46             reg = <0x500 0x8>;
   47         };
   48     };
   49 
   50 ...

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FreeBSD/Linux Kernel Cross Reference sys/contrib/device-tree/Bindings/nvmem/apple,efuses.yaml

FreeBSD/Linux Kernel Cross Reference
sys/contrib/device-tree/Bindings/nvmem/apple,efuses.yaml