acrn-kernel/Documentation/devicetree/bindings/nvmem/rmem.yaml

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1.1 KiB
YAML

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/nvmem/rmem.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Reserved Memory Based nvmem Device
maintainers:
- Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
allOf:
- $ref: "nvmem.yaml#"
properties:
compatible:
items:
- enum:
- raspberrypi,bootloader-config
- const: nvmem-rmem
reg:
maxItems: 1
no-map:
$ref: /schemas/types.yaml#/definitions/flag
description:
Avoid creating a virtual mapping of the region as part of the OS'
standard mapping of system memory.
required:
- compatible
- no-map
unevaluatedProperties: false
examples:
- |
reserved-memory {
#address-cells = <1>;
#size-cells = <1>;
blconfig: nvram@10000000 {
compatible = "raspberrypi,bootloader-config", "nvmem-rmem";
#address-cells = <1>;
#size-cells = <1>;
reg = <0x10000000 0x1000>;
no-map;
};
};
...