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From:   Anup Patel <anup@brainfault.org>
Date:   Fri, 28 Jan 2022 14:36:10 +0530
Message-ID: <CAAhSdy2r-F8cJR8feV9c5-RHATe3Wv7ioYU2RwgNbwUMBJhHJA@mail.gmail.com>
Subject: Re: [PATCH v4 1/2] dt-bindings: interrupt-controller: sifive, plic:
 Fix number of interrupts
To:     Geert Uytterhoeven <geert@linux-m68k.org>
Cc:     Thomas Gleixner <tglx@linutronix.de>,
        Marc Zyngier <maz@kernel.org>,
        Palmer Dabbelt <palmer@dabbelt.com>,
        Paul Walmsley <paul.walmsley@sifive.com>,
        Sagar Kadam <sagar.kadam@sifive.com>,
        Rob Herring <robh+dt@kernel.org>,
        "linux-kernel@vger.kernel.org List" <linux-kernel@vger.kernel.org>,
        DTML <devicetree@vger.kernel.org>,
        linux-riscv <linux-riscv@lists.infradead.org>,
        Rob Herring <robh@kernel.org>
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On Fri, Jan 28, 2022 at 2:34 PM Geert Uytterhoeven <geert@linux-m68k.org> wrote:
>
> The number of interrupts lacks an upper bound, thus assuming one,
> causing properly grouped "interrupts-extended" properties to be flagged
> as an error by "make dtbs_check".
>
> Fix this by adding the missing "maxItems", using the architectural
> maximum of 15872 interrupts.
>
> Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
> Acked-by: Rob Herring <robh@kernel.org>

Looks good to me.

Reviewed-by: Anup Patel <anup@brainfault.org>

Regards,
Anup

> ---
> v4:
>   - Use architectural maximum instead of practical maximum of 9,
>
> v3:
>   - Add Acked-by,
>
> v2:
>   - Split in two patches,
>   - Improve patch description and document limit rationale.
> ---
>  .../bindings/interrupt-controller/sifive,plic-1.0.0.yaml         | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/Documentation/devicetree/bindings/interrupt-controller/sifive,plic-1.0.0.yaml b/Documentation/devicetree/bindings/interrupt-controller/sifive,plic-1.0.0.yaml
> index 28b6b17fe4b26778..57c06126c99502fa 100644
> --- a/Documentation/devicetree/bindings/interrupt-controller/sifive,plic-1.0.0.yaml
> +++ b/Documentation/devicetree/bindings/interrupt-controller/sifive,plic-1.0.0.yaml
> @@ -62,6 +62,7 @@ properties:
>
>    interrupts-extended:
>      minItems: 1
> +    maxItems: 15872
>      description:
>        Specifies which contexts are connected to the PLIC, with "-1" specifying
>        that a context is not present. Each node pointed to should be a
> --
> 2.25.1
>
>
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