| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame] | 1 | # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) |
| 2 | %YAML 1.2 |
| 3 | --- |
| 4 | $id: http://devicetree.org/schemas/nvmem/rmem.yaml# |
| 5 | $schema: http://devicetree.org/meta-schemas/core.yaml# |
| 6 | |
| 7 | title: Reserved Memory Based nvmem Device |
| 8 | |
| 9 | maintainers: |
| 10 | - Nicolas Saenz Julienne <nsaenzjulienne@suse.de> |
| 11 | |
| 12 | allOf: |
| 13 | - $ref: nvmem.yaml# |
| 14 | |
| 15 | properties: |
| 16 | compatible: |
| 17 | items: |
| 18 | - enum: |
| 19 | - raspberrypi,bootloader-config |
| 20 | - raspberrypi,bootloader-public-key |
| 21 | - const: nvmem-rmem |
| 22 | |
| 23 | reg: |
| 24 | maxItems: 1 |
| 25 | |
| 26 | no-map: |
| 27 | $ref: /schemas/types.yaml#/definitions/flag |
| 28 | description: |
| 29 | Avoid creating a virtual mapping of the region as part of the OS' |
| 30 | standard mapping of system memory. |
| 31 | |
| 32 | required: |
| 33 | - compatible |
| 34 | - no-map |
| 35 | |
| 36 | unevaluatedProperties: false |
| 37 | |
| 38 | examples: |
| 39 | - | |
| 40 | reserved-memory { |
| 41 | #address-cells = <1>; |
| 42 | #size-cells = <1>; |
| 43 | |
| 44 | blconfig: nvram@10000000 { |
| 45 | compatible = "raspberrypi,bootloader-config", "nvmem-rmem"; |
| 46 | #address-cells = <1>; |
| 47 | #size-cells = <1>; |
| 48 | reg = <0x10000000 0x1000>; |
| 49 | no-map; |
| 50 | }; |
| 51 | }; |
| 52 | |
| 53 | ... |