# 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#
- $ref: nvmem-deprecated-cells.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>;
};
};
...
