| # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause |
| %YAML 1.2 |
| --- |
| $id: http://devicetree.org/schemas/nvmem/apple,efuses.yaml# |
| $schema: http://devicetree.org/meta-schemas/core.yaml# |
| |
| title: Apple SoC eFuse-based NVMEM |
| |
| description: | |
| Apple SoCs such as the M1 contain factory-programmed eFuses used to e.g. store |
| calibration data for the PCIe and the Type-C PHY or unique chip identifiers |
| such as the ECID. |
| |
| maintainers: |
| - Sven Peter <sven@svenpeter.dev> |
| |
| allOf: |
| - $ref: nvmem.yaml# |
| |
| properties: |
| compatible: |
| items: |
| - enum: |
| - apple,t8103-efuses |
| - apple,t6000-efuses |
| - const: apple,efuses |
| |
| reg: |
| maxItems: 1 |
| |
| required: |
| - compatible |
| - reg |
| |
| unevaluatedProperties: false |
| |
| examples: |
| - | |
| efuse@3d2bc000 { |
| compatible = "apple,t8103-efuses", "apple,efuses"; |
| reg = <0x3d2bc000 0x1000>; |
| #address-cells = <1>; |
| #size-cells = <1>; |
| |
| ecid: efuse@500 { |
| reg = <0x500 0x8>; |
| }; |
| }; |
| |
| ... |
