xref: /freebsd/sys/contrib/device-tree/Bindings/nvmem/brcm,nvram.yaml (revision 8881d206f4e68b564c2c5f50fc717086fc3e827a)
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