linux-kernel - Re: [PATCH v4 12/13] arm64: dts: st: add clock-cells to syscfg node on stm32mp251

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Message-ID: <7b482e44-5c41-4c2a-b8eb-431da1bdff8d@foss.st.com>
Date: Fri, 22 Aug 2025 15:09:34 +0200
From: Yannick FERTRE <yannick.fertre@...s.st.com>
To: Raphael Gallais-Pou <raphael.gallais-pou@...s.st.com>,
        Philippe Cornu
	<philippe.cornu@...s.st.com>,
        Maarten Lankhorst
	<maarten.lankhorst@...ux.intel.com>,
        Maxime Ripard <mripard@...nel.org>,
        Thomas Zimmermann <tzimmermann@...e.de>,
        David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>,
        Rob Herring <robh@...nel.org>,
        "Krzysztof
 Kozlowski" <krzk+dt@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>,
        "Maxime
 Coquelin" <mcoquelin.stm32@...il.com>,
        Alexandre Torgue
	<alexandre.torgue@...s.st.com>,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will@...nel.org>,
        Christophe Roullier
	<christophe.roullier@...s.st.com>
CC: <dri-devel@...ts.freedesktop.org>, <devicetree@...r.kernel.org>,
        <linux-stm32@...md-mailman.stormreply.com>,
        <linux-arm-kernel@...ts.infradead.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v4 12/13] arm64: dts: st: add clock-cells to syscfg node
 on stm32mp251

Hi Raphael,

Thanks for the patch.

Acked-by: Yannick Fertre <yannick.fertre@...s.st.com>

Le 21/08/2025 à 13:09, Raphael Gallais-Pou a écrit :
> Make the syscfg node a clock provider so clock consumers can reach child
> clocks through device-tree.
>
> Signed-off-by: Raphael Gallais-Pou <raphael.gallais-pou@...s.st.com>
> ---
>   arch/arm64/boot/dts/st/stm32mp251.dtsi | 1 +
>   1 file changed, 1 insertion(+)
>
> diff --git a/arch/arm64/boot/dts/st/stm32mp251.dtsi b/arch/arm64/boot/dts/st/stm32mp251.dtsi
> index b44ff221e0da968be104ff8195f9bef79c90c57a..24823bbfee31f15e813573ad1a0c4f67a125ce51 100644
> --- a/arch/arm64/boot/dts/st/stm32mp251.dtsi
> +++ b/arch/arm64/boot/dts/st/stm32mp251.dtsi
> @@ -1874,6 +1874,7 @@ exti1: interrupt-controller@...20000 {
>   		syscfg: syscon@...30000 {
>   			compatible = "st,stm32mp25-syscfg", "syscon";
>   			reg = <0x44230000 0x10000>;
> +			#clock-cells = <0>;
>   		};
>   
>   		pinctrl: pinctrl@...40000 {
>