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From:   Rob Herring <robh+dt@kernel.org>
Date:   Thu, 23 Jan 2020 07:48:09 -0600
Message-ID: <CAL_JsqKvFt=BM2BD9HXSEZOAzEnDwAzj7f8pGRnApA8Mp7qxBg@mail.gmail.com>
Subject: Re: [PATCH v10 1/2] dt-bindings: edac: dmc-520.yaml
To:     Shiping Ji <shiping.linux@gmail.com>
Cc:     Borislav Petkov <bp@alien8.de>, James Morse <james.morse@arm.com>,
        Mark Rutland <mark.rutland@arm.com>,
        devicetree@vger.kernel.org, LKML <linux-kernel@vger.kernel.org>,
        linux-edac <linux-edac@vger.kernel.org>,
        Mauro Carvalho Chehab <mchehab@kernel.org>,
        Sasha Levin <sashal@kernel.org>, hangl@microsoft.com,
        Lei Wang <lewan@microsoft.com>, ruizhao@microsoft.com,
        shji@microsoft.com, Scott Branden <scott.branden@broadcom.com>,
        Yuqing Shen <yuqing.shen@broadcom.com>
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On Wed, Jan 22, 2020 at 6:31 PM Shiping Ji <shiping.linux@gmail.com> wrote:
>
> This is the device tree bindings for new EDAC driver dmc520_edac.c.
>
> From: Lei Wang <leiwang_git@outlook.com>
>
> Signed-off-by: Lei Wang <leiwang_git@outlook.com>
> Signed-off-by: Shiping Ji <shiping.linux@gmail.com>
> Reviewed-by: James Morse <james.morse@arm.com>
>
> ---
>      Changes in v10:
>          - Convert to the YAML format for binding description
>
> ---
>  .../devicetree/bindings/edac/dmc-520.yaml     | 56 +++++++++++++++++++
>  1 file changed, 56 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/edac/dmc-520.yaml
>
> diff --git a/Documentation/devicetree/bindings/edac/dmc-520.yaml b/Documentation/devicetree/bindings/edac/dmc-520.yaml
> new file mode 100644
> index 000000000000..dd5982b227b2
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/edac/dmc-520.yaml
> @@ -0,0 +1,56 @@
> +# SPDX-License-Identifier: GPL-2.0
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/edac/dmc-520.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: ARM DMC-520 EDAC bindings
> +
> +maintainers:
> +  - Lei Wang <lewan@microsoft.com>
> +
> +description: |+
> +  DMC-520 node is defined to describe DRAM error detection and correction.
> +
> +  https://static.docs.arm.com/100000/0200/corelink_dmc520_trm_100000_0200_01_en.pdf
> +
> +properties:
> +  compatible:
> +    items:
> +      - const: brcm,dmc-520
> +      - const: arm,dmc-520
> +
> +  reg:
> +    maxItems: 1
> +
> +  interrupts:
> +    minItems: 1

You also need 'maxItems: 10' here.