linux-kernel - Re: [PATCH 22/43] dt-bindings: mtd: add DT bindings for ts7250 nand

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Date:   Mon, 24 Apr 2023 11:17:56 -0500
From:   Rob Herring <robh@...nel.org>
To:     Nikita Shubin <nikita.shubin@...uefel.me>
Cc:     Arnd Bergmann <arnd@...nel.org>, Linus Walleij <linusw@...nel.org>,
        Alexander Sverdlin <alexander.sverdlin@...il.com>,
        Miquel Raynal <miquel.raynal@...tlin.com>,
        Richard Weinberger <richard@....at>,
        Vignesh Raghavendra <vigneshr@...com>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Lukasz Majewski <lukma@...x.de>, linux-mtd@...ts.infradead.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 22/43] dt-bindings: mtd: add DT bindings for ts7250 nand

On Mon, Apr 24, 2023 at 03:34:38PM +0300, Nikita Shubin wrote:
> Add YAML bindings for ts7250 NAND.
> 
> Signed-off-by: Nikita Shubin <nikita.shubin@...uefel.me>
> ---
>  .../bindings/mtd/technologic,nand.yaml        | 56 +++++++++++++++++++
>  1 file changed, 56 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/mtd/technologic,nand.yaml
> 
> diff --git a/Documentation/devicetree/bindings/mtd/technologic,nand.yaml b/Documentation/devicetree/bindings/mtd/technologic,nand.yaml
> new file mode 100644
> index 000000000000..3234d93a1c21
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/mtd/technologic,nand.yaml
> @@ -0,0 +1,56 @@
> +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/mtd/technologic,nand.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Technologic Systems NAND controller
> +
> +maintainers:
> +  - Lukasz Majewski <lukma@...x.de>
> +
> +properties:
> +  compatible:
> +    items:
> +      - const: technologic,ts7200-nand
> +      - const: gen_nand

Not a useful compatible.

> +
> +  reg:
> +    maxItems: 1
> +
> +  '#address-cells': true
> +  '#size-cells': true
> +
> +required:
> +  - compatible
> +  - reg
> +
> +unevaluatedProperties: true

No, 'true' is not allowed here.

> +
> +examples:
> +  - |
> +    nand-parts@0 {
> +      compatible = "technologic,ts7200-nand", "gen_nand";
> +      reg = <0x60000000 0x8000000>;
> +      #address-cells = <1>;
> +      #size-cells = <1>;
> +
> +      partition@0 {
> +        label = "TS-BOOTROM";
> +        reg = <0x00000000 0x00020000>;
> +        read-only;
> +      };
> +
> +      partition@...00 {
> +        label = "Linux";
> +        reg = <0x00020000 0x07d00000>;
> +      };
> +
> +      partition@...0000 {
> +        label = "RedBoot";
> +        reg = <0x07d20000 0x002e0000>;
> +        read-only;
> +      };
> +    };
> +
> +...
> -- 
> 2.39.2
>