linux-kernel - Re: [PATCH 4/4] ARM: dts: vfxxx: add arm,num-irq-priority-bits for nvic

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Message-ID: <aKg7Y0sjZtJpYLT_@dragon>
Date: Fri, 22 Aug 2025 17:41:55 +0800
From: Shawn Guo <shawnguo2@...h.net>
To: Frank Li <Frank.Li@....com>
Cc: Shawn Guo <shawnguo@...nel.org>, Sascha Hauer <s.hauer@...gutronix.de>,
	Pengutronix Kernel Team <kernel@...gutronix.de>,
	Stefan Agner <stefan@...er.ch>, Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org, imx@...ts.linux.dev
Subject: Re: [PATCH 4/4] ARM: dts: vfxxx: add arm,num-irq-priority-bits for
 nvic

On Tue, Aug 19, 2025 at 03:44:09PM -0400, Frank Li wrote:
> Add arm,num-irq-priority-bits(4) for nvic to fix below CHECK_DTB warnings:
>   arch/arm/boot/dts/nxp/vf/vf610m4-colibri.dtb: interrupt-controller@...0e100 (arm,armv7m-nvic): 'arm,num-irq-priority-bits' is a required property
> 	from schema $id: http://devicetree.org/schemas/interrupt-controller/arm,nvic.yaml#
> 
> Signed-off-by: Frank Li <Frank.Li@....com>
> ---
>  arch/arm/boot/dts/nxp/vf/vf610m4.dtsi | 4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/nxp/vf/vf610m4.dtsi b/arch/arm/boot/dts/nxp/vf/vf610m4.dtsi
> index 2bb331a87721000880cebeb81dd3c00febfbed3c..ccb5deb4e9528fe005a5691347d4a3852fa52ca3 100644
> --- a/arch/arm/boot/dts/nxp/vf/vf610m4.dtsi
> +++ b/arch/arm/boot/dts/nxp/vf/vf610m4.dtsi
> @@ -52,6 +52,10 @@ / {
>  	aliases { };
>  };
>  
> +&nvic {
> +	arm,num-irq-priority-bits = <4>;
> +};
> +
>  &mscm_ir {
>  	interrupt-parent = <&nvic>;
>  };

Should probably add it here in name of order.  Fixed it up and applied.

Shawn

> 
> -- 
> 2.34.1
>