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
7title: NVMEM layout of the Kontron SMARC-sAL28 vital product data
8
9maintainers:
10  - Michael Walle <michael@walle.cc>
11
12description:
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
18select: false
19
20properties:
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
42required:
43  - compatible
44
45additionalProperties: false
46
47examples:
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...
65