xref: /freebsd/sys/contrib/device-tree/Bindings/nvmem/brcm,nvram.yaml (revision 77013d11e6483b970af25e13c9b892075742f7e5)
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/nvmem/brcm,nvram.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Broadcom's NVRAM
8
9description: |
10  Broadcom's NVRAM is a structure containing device specific environment
11  variables. It is used for storing device configuration, booting parameters
12  and calibration data.
13
14  NVRAM can be accessed on Broadcom BCM47xx MIPS and Northstar ARM Cortex-A9
15  devices usiong I/O mapped memory.
16
17maintainers:
18  - Rafał Miłecki <rafal@milecki.pl>
19
20allOf:
21  - $ref: "nvmem.yaml#"
22
23properties:
24  compatible:
25    const: brcm,nvram
26
27unevaluatedProperties: false
28
29examples:
30  - |
31    nvram@1eff0000 {
32            compatible = "brcm,nvram";
33            reg = <0x1eff0000 0x10000>;
34    };
35