linux-kernel - Re: [PATCH v3 1/4] dt-bindings: mtd: partitions: Add binding for Qcom SMEM parser

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Message-ID: <20201207215236.GB892840@robh.at.kernel.org>
Date:   Mon, 7 Dec 2020 15:52:36 -0600
From:   Rob Herring <robh@...nel.org>
To:     Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
Cc:     miquel.raynal@...tlin.com, richard@....at, vigneshr@...com,
        bjorn.andersson@...aro.org, linux-mtd@...ts.infradead.org,
        devicetree@...r.kernel.org, linux-arm-msm@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 1/4] dt-bindings: mtd: partitions: Add binding for
 Qcom SMEM parser

On Thu, Nov 19, 2020 at 12:43:05PM +0530, Manivannan Sadhasivam wrote:
> Add YAML binding for Qualcomm Shared Memory (SMEM) Flash partition
> parser.
> 
> Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
> ---
>  .../mtd/partitions/qcom,smem-part.yaml        | 33 +++++++++++++++++++
>  1 file changed, 33 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/mtd/partitions/qcom,smem-part.yaml
> 
> diff --git a/Documentation/devicetree/bindings/mtd/partitions/qcom,smem-part.yaml b/Documentation/devicetree/bindings/mtd/partitions/qcom,smem-part.yaml
> new file mode 100644
> index 000000000000..cf3f8c1e035d
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/mtd/partitions/qcom,smem-part.yaml
> @@ -0,0 +1,33 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/mtd/partitions/qcom,smem-part.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Qualcomm SMEM NAND flash partition parser binding
> +
> +maintainers:
> +  - Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
> +
> +description: |
> +  The Qualcomm SoCs supporting the NAND controller interface features a Shared
> +  Memory (SMEM) based partition table scheme. The maximum partitions supported
> +  varies between partition table revisions. V3 supports maximum 16 partitions
> +  and V4 supports 48 partitions.

V3 vs. V4 (and any other version for that matter) is discoverable?

> +
> +properties:
> +  compatible:
> +    const: qcom,smem-part
> +
> +required:
> +  - compatible
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    flash {
> +        partitions {
> +            compatible = "qcom,smem-part";
> +        };
> +    };
> -- 
> 2.17.1
>