0001 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
0002 %YAML 1.2
0003 ---
0004 $id: http://devicetree.org/schemas/nvmem/rmem.yaml#
0005 $schema: http://devicetree.org/meta-schemas/core.yaml#
0006
0007 title: Reserved Memory Based nvmem Device
0008
0009 maintainers:
0010 - Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
0011
0012 allOf:
0013 - $ref: "nvmem.yaml#"
0014
0015 properties:
0016 compatible:
0017 items:
0018 - enum:
0019 - raspberrypi,bootloader-config
0020 - const: nvmem-rmem
0021
0022 reg:
0023 maxItems: 1
0024
0025 no-map:
0026 $ref: /schemas/types.yaml#/definitions/flag
0027 description:
0028 Avoid creating a virtual mapping of the region as part of the OS'
0029 standard mapping of system memory.
0030
0031 required:
0032 - compatible
0033 - no-map
0034
0035 unevaluatedProperties: false
0036
0037 examples:
0038 - |
0039 reserved-memory {
0040 #address-cells = <1>;
0041 #size-cells = <1>;
0042
0043 blconfig: nvram@10000000 {
0044 compatible = "raspberrypi,bootloader-config", "nvmem-rmem";
0045 #address-cells = <1>;
0046 #size-cells = <1>;
0047 reg = <0x10000000 0x1000>;
0048 no-map;
0049 };
0050 };
0051
0052 ...
