xref: /freebsd/sys/contrib/device-tree/Bindings/nvmem/microchip,sama7g5-otpc.yaml (revision 7fdf597e96a02165cfe22ff357b857d5fa15ed8a)
1# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/nvmem/microchip,sama7g5-otpc.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Microchip SAMA7G5 OTP Controller (OTPC)
8
9maintainers:
10  - Claudiu Beznea <claudiu.beznea@microchip.com>
11
12description: |
13  OTP controller drives a NVMEM memory where system specific data
14  (e.g. calibration data for analog cells, hardware configuration
15  settings, chip identifiers) or user specific data could be stored.
16
17allOf:
18  - $ref: nvmem.yaml#
19  - $ref: nvmem-deprecated-cells.yaml#
20
21properties:
22  compatible:
23    items:
24      - const: microchip,sama7g5-otpc
25      - const: syscon
26
27  reg:
28    maxItems: 1
29
30required:
31  - compatible
32  - reg
33
34unevaluatedProperties: false
35
36examples:
37  - |
38    #include <dt-bindings/nvmem/microchip,sama7g5-otpc.h>
39
40    otpc: efuse@e8c00000 {
41        compatible = "microchip,sama7g5-otpc", "syscon";
42        reg = <0xe8c00000 0xec>;
43        #address-cells = <1>;
44        #size-cells = <1>;
45
46        temperature_calib: calib@1 {
47            reg = <OTP_PKT(1) 76>;
48        };
49    };
50
51...
52