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

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Message-Id: <20250819-vfxxx_warning-v1-4-080930d8e1ea@nxp.com>
Date: Tue, 19 Aug 2025 15:44:09 -0400
From: Frank Li <Frank.Li@....com>
To: 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>
Cc: linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org, 
 linux-kernel@...r.kernel.org, imx@...ts.linux.dev, 
 Frank Li <Frank.Li@....com>
Subject: [PATCH 4/4] ARM: dts: vfxxx: add arm,num-irq-priority-bits for
 nvic

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>;
 };

-- 
2.34.1