linux-kernel - Re: [PATCH 3/4] dt-bindings: mtd: partitions: add linux,ubi compatible

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Date:   Fri, 5 May 2023 16:56:09 -0500
From:   Rob Herring <robh@...nel.org>
To:     Daniel Golle <daniel@...rotopia.org>
Cc:     linux-mtd@...ts.infradead.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        Miquel Raynal <miquel.raynal@...tlin.com>,
        Richard Weinberger <richard@....at>,
        Vignesh Raghavendra <vigneshr@...com>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Zhihao Cheng <chengzhihao1@...wei.com>,
        Rafał Miłecki <zajec5@...il.com>
Subject: Re: [PATCH 3/4] dt-bindings: mtd: partitions: add linux,ubi
 compatible

On Tue, May 02, 2023 at 05:48:39PM +0100, Daniel Golle wrote:
> Add bindings for MTD partitions to be attached as UBI devices.
> 
> Signed-off-by: Daniel Golle <daniel@...rotopia.org>
> ---
>  .../bindings/mtd/partitions/ubi.yaml          | 49 +++++++++++++++++++

linux,ubi.yaml

>  1 file changed, 49 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/mtd/partitions/ubi.yaml
> 
> diff --git a/Documentation/devicetree/bindings/mtd/partitions/ubi.yaml b/Documentation/devicetree/bindings/mtd/partitions/ubi.yaml
> new file mode 100644
> index 0000000000000..aa02fbbd50716
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/mtd/partitions/ubi.yaml
> @@ -0,0 +1,49 @@
> +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/mtd/partitions/ubi.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Unsorted Block Images (UBI)
> +
> +description: |
> + Unsorted Block Images (UBI) is a volume management system typically
> + used on NAND flash providing bad block management as well as
> + wear-leveling.
> + Any partition containing the compatible "linux,ubi" will be attached
> + as UBI device.
> +
> +maintainers:
> +  - Daniel Golle <daniel@...rotopia.org>
> +
> +allOf:
> +  - $ref: /schemas/mtd/partitions/partition.yaml#
> +
> +properties:
> +  compatible:
> +    const: linux,ubi
> +
> +required:
> +  - compatible
> +
> +unevaluatedProperties: false
> +
> +examples:
> +  - |
> +    partitions {
> +        compatible = "fixed-partitions";
> +        #address-cells = <1>;
> +        #size-cells = <1>;
> +
> +        partition@0 {
> +            label = "bootloader";
> +            reg = <0x000000 0x100000>;
> +            read-only;
> +        };
> +
> +        ubi@...000 {
> +            compatible = "linux,ubi";
> +            label = "ubi";
> +            reg = <0x100000 0x7f00000>;
> +        };
> +    };
> -- 
> 2.40.1
>