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
7 title: Microchip SAMA7G5 OTP Controller (OTPC)
8
9 maintainers:
10 - Claudiu Beznea <claudiu.beznea@microchip.com>
11
12 description: |
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
17 allOf:
18 - $ref: nvmem.yaml#
19 - $ref: nvmem-deprecated-cells.yaml#
20
21 properties:
22 compatible:
23 items:
24 - const: microchip,sama7g5-otpc
25 - const: syscon
26
27 reg:
28 maxItems: 1
29
30 required:
31 - compatible
32 - reg
33
34 unevaluatedProperties: false
35
36 examples:
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 ...
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