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From:   Linus Walleij <linus.walleij@linaro.org>
Date:   Tue, 10 Oct 2023 14:11:30 +0200
Message-ID: <CACRpkdY9md81_GHN8kKJhCE9GbW6k5tRLavaQ4DJtYCf+C11+Q@mail.gmail.com>
Subject: Re: [PATCH] dt-bindings: pinctrl: st,stm32: fix phandle-array warning
To:     Martin Kaiser <martin@kaiser.cx>
Cc:     Rob Herring <robh+dt@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Conor Dooley <conor+dt@kernel.org>,
        Maxime Coquelin <mcoquelin.stm32@gmail.com>,
        Alexandre Torgue <alexandre.torgue@foss.st.com>,
        Geert Uytterhoeven <geert+renesas@glider.be>,
        Magnus Damm <magnus.damm@gmail.com>,
        linux-gpio@vger.kernel.org, devicetree@vger.kernel.org,
        linux-stm32@st-md-mailman.stormreply.com,
        linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org,
        linux-renesas-soc@vger.kernel.org
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On Fri, Oct 6, 2023 at 10:27=E2=80=AFAM Martin Kaiser <martin@kaiser.cx> wr=
ote:


> make CHECK_DTBS=3Dy st/stm32f469-disco.dtb
>
> brings up a warning about a missing argument:
>
> stm32f469-disco.dtb: pinctrl@40020000: st,syscfg:0: [21, 8] is too short
>
> The description of the third entry indicates that this entry is optional.
> The code in stm32_pctrl_dt_setup_irq parses st,syscfg and treats the thir=
d
> entry as optional. It defaults to 0xf if not present in the devicetree.
>
> Update the schema to require at least two entries, use the same syntax as
> the description of renesas,ipmmu-main in
> Documentation/devicetree/bindings/iommu/renesas,ipmmu-vmsa.yaml.
>
> Signed-off-by: Martin Kaiser <martin@kaiser.cx>

Patch applied!

Yours,
Linus Walleij