1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/nvmem/layouts/kontron,sl28-vpd.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6
7 title: NVMEM layout of the Kontron SMARC-sAL28 vital product data
8
9 maintainers:
10 - Michael Walle <michael@walle.cc>
11
12 description:
13 The vital product data (VPD) of the sl28 boards contains a serial
14 number and a base MAC address. The actual MAC addresses for the
15 on-board ethernet devices are derived from this base MAC address by
16 adding an offset.
17
18 select: false
19
20 properties:
21 compatible:
22 const: kontron,sl28-vpd
23
24 serial-number:
25 type: object
26 description: The board's serial number
27
28 additionalProperties: false
29
30 base-mac-address:
31 type: object
32 description:
33 Base MAC address for all on-module network interfaces. The first
34 argument of the phandle will be treated as an offset.
35
36 properties:
37 "#nvmem-cell-cells":
38 const: 1
39
40 additionalProperties: false
41
42 required:
43 - compatible
44
45 additionalProperties: false
46
47 examples:
48 - |
49 otp-1 {
50 compatible = "user-otp";
51
52 nvmem-layout {
53 compatible = "kontron,sl28-vpd";
54
55 serial_number: serial-number {
56 };
57
58 base_mac_address: base-mac-address {
59 #nvmem-cell-cells = <1>;
60 };
61 };
62 };
63
64 ...
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