0001 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
0002 %YAML 1.2
0003 ---
0004 $id: http://devicetree.org/schemas/nvmem/microchip,sama7g5-otpc.yaml#
0005 $schema: http://devicetree.org/meta-schemas/core.yaml#
0006
0007 title: Microchip SAMA7G5 OTP Controller (OTPC)
0008
0009 maintainers:
0010 - Claudiu Beznea <claudiu.beznea@microchip.com>
0011
0012 description: |
0013 OTP controller drives a NVMEM memory where system specific data
0014 (e.g. calibration data for analog cells, hardware configuration
0015 settings, chip identifiers) or user specific data could be stored.
0016
0017 allOf:
0018 - $ref: "nvmem.yaml#"
0019
0020 properties:
0021 compatible:
0022 items:
0023 - const: microchip,sama7g5-otpc
0024 - const: syscon
0025
0026 reg:
0027 maxItems: 1
0028
0029 required:
0030 - compatible
0031 - reg
0032
0033 unevaluatedProperties: false
0034
0035 examples:
0036 - |
0037 #include <dt-bindings/nvmem/microchip,sama7g5-otpc.h>
0038
0039 otpc: efuse@e8c00000 {
0040 compatible = "microchip,sama7g5-otpc", "syscon";
0041 reg = <0xe8c00000 0xec>;
0042 #address-cells = <1>;
0043 #size-cells = <1>;
0044
0045 temperature_calib: calib@1 {
0046 reg = <OTP_PKT(1) 76>;
0047 };
0048 };
0049
0050 ...
