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cubelinux-kernel/Documentation/devicetree/bindings/nvmem/brcm,nvram.yaml
T
Greg Kroah-Hartman 598cf27219 Linux 6.19.3
Link: https://lore.kernel.org/r/20260217200002.683975158@linuxfoundation.org
Tested-by: Florian Fainelli <florian.fainelli@broadcom.com>
Tested-by: Takeshi Ogasawara <takeshi.ogasawara@futuring-girl.com>
Tested-by: Peter Schneider <pschneider1968@googlemail.com>
Tested-by: Jon Hunter <jonathanh@nvidia.com>
Tested-by: Salvatore Bonaccorso <carnil@debian.org>
Tested-by: Brett A C Sheffield <bacs@librecast.net>
Tested-by: Mark Brown <broonie@kernel.org>
Tested-by: Luna Jernberg <droidbittin@gmail.com>
Tested-by: Ronald Warsow <rwarsow@gmx.de>
Tested-by: Justin M. Forbes <jforbes@fedoraproject.org>
Tested-by: Ron Economos <re@w6rz.net>
Tested-by: Miguel Ojeda <ojeda@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2026-02-19 16:33:27 +01:00

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1.7 KiB
YAML

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/nvmem/brcm,nvram.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Broadcom's NVRAM
description: |
Broadcom's NVRAM is a structure containing device specific environment
variables. It is used for storing device configuration, booting parameters
and calibration data.
NVRAM can be accessed on Broadcom BCM47xx MIPS and Northstar ARM Cortex-A9
devices usiong I/O mapped memory.
NVRAM variables can be defined as NVMEM device subnodes.
maintainers:
- Rafał Miłecki <rafal@milecki.pl>
allOf:
- $ref: nvmem.yaml#
properties:
compatible:
const: brcm,nvram
reg:
maxItems: 1
board_id:
type: object
description: Board identification name
et0macaddr:
type: object
description: First Ethernet interface's MAC address
properties:
"#nvmem-cell-cells":
description: The first argument is a MAC address offset.
const: 1
additionalProperties: false
et1macaddr:
type: object
description: Second Ethernet interface's MAC address
properties:
"#nvmem-cell-cells":
description: The first argument is a MAC address offset.
const: 1
additionalProperties: false
et2macaddr:
type: object
description: Third Ethernet interface's MAC address
properties:
"#nvmem-cell-cells":
description: The first argument is a MAC address offset.
const: 1
additionalProperties: false
unevaluatedProperties: false
examples:
- |
nvram@1eff0000 {
compatible = "brcm,nvram";
reg = <0x1eff0000 0x10000>;
mac: et0macaddr {
};
};