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- From ffbbe7d66872ff8957dad2136133e28a1fd5d437 Mon Sep 17 00:00:00 2001
- From: Daniel Golle <[email protected]>
- Date: Mon, 7 Aug 2023 22:51:05 +0100
- Subject: [PATCH 01/15] dt-bindings: mtd: add basic bindings for UBI
- Add basic bindings for UBI devices and volumes.
- Signed-off-by: Daniel Golle <[email protected]>
- ---
- .../bindings/mtd/partitions/linux,ubi.yaml | 65 +++++++++++++++++++
- .../bindings/mtd/partitions/ubi-volume.yaml | 35 ++++++++++
- 2 files changed, 100 insertions(+)
- create mode 100644 Documentation/devicetree/bindings/mtd/partitions/linux,ubi.yaml
- create mode 100644 Documentation/devicetree/bindings/mtd/partitions/ubi-volume.yaml
- --- /dev/null
- +++ b/Documentation/devicetree/bindings/mtd/partitions/linux,ubi.yaml
- @@ -0,0 +1,65 @@
- +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
- +%YAML 1.2
- +---
- +$id: http://devicetree.org/schemas/mtd/partitions/linux,ubi.yaml#
- +$schema: http://devicetree.org/meta-schemas/core.yaml#
- +
- +title: Unsorted Block Images
- +
- +description: |
- + UBI ("Unsorted Block Images") is a volume management system for raw
- + flash devices which manages multiple logical volumes on a single
- + physical flash device and spreads the I/O load (i.e wear-leveling)
- + across the whole flash chip.
- +
- +maintainers:
- + - Daniel Golle <[email protected]>
- +
- +allOf:
- + - $ref: partition.yaml#
- +
- +properties:
- + compatible:
- + const: linux,ubi
- +
- + volumes:
- + type: object
- + description: UBI Volumes
- +
- + patternProperties:
- + "^ubi-volume-.*$":
- + $ref: /schemas/mtd/partitions/ubi-volume.yaml#
- +
- + unevaluatedProperties: false
- +
- +required:
- + - compatible
- +
- +unevaluatedProperties: false
- +
- +examples:
- + - |
- + partitions {
- + compatible = "fixed-partitions";
- + #address-cells = <1>;
- + #size-cells = <1>;
- +
- + partition@0 {
- + reg = <0x0 0x100000>;
- + label = "bootloader";
- + read-only;
- + };
- +
- + partition@100000 {
- + reg = <0x100000 0x1ff00000>;
- + label = "ubi";
- + compatible = "linux,ubi";
- +
- + volumes {
- + ubi-volume-caldata {
- + volid = <2>;
- + volname = "rf";
- + };
- + };
- + };
- + };
- --- /dev/null
- +++ b/Documentation/devicetree/bindings/mtd/partitions/ubi-volume.yaml
- @@ -0,0 +1,35 @@
- +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
- +%YAML 1.2
- +---
- +$id: http://devicetree.org/schemas/mtd/partitions/ubi-volume.yaml#
- +$schema: http://devicetree.org/meta-schemas/core.yaml#
- +
- +title: UBI volume
- +
- +description: |
- + This binding describes a single UBI volume. Volumes can be matches either
- + by their ID or their name, or both.
- +
- +maintainers:
- + - Daniel Golle <[email protected]>
- +
- +properties:
- + volid:
- + $ref: "/schemas/types.yaml#/definitions/uint32"
- + description:
- + Match UBI volume ID
- +
- + volname:
- + $ref: "/schemas/types.yaml#/definitions/string"
- + description:
- + Match UBI volume ID
- +
- +anyOf:
- + - required:
- + - volid
- +
- + - required:
- + - volname
- +
- +# This is a generic file other binding inherit from and extend
- +additionalProperties: true
|
