linux-kernel - Re: [PATCH RESEND] arm64: dts: socfpga: agilex5: add VGIC maintenance interrupt

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Message-ID: <a1e9afd0-b977-42c8-88cb-e82ea89dedaf@kernel.org>
Date: Thu, 23 Oct 2025 22:29:49 -0500
From: Dinh Nguyen <dinguyen@...nel.org>
To: niravkumar.l.rabara@...el.com, Rob Herring <robh@...nel.org>,
 Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley
 <conor+dt@...nel.org>, nirav.rabara@...era.com, devicetree@...r.kernel.org,
 linux-kernel@...r.kernel.org
Subject: Re: [PATCH RESEND] arm64: dts: socfpga: agilex5: add VGIC maintenance
 interrupt



On 3/10/25 22:36, niravkumar.l.rabara@...el.com wrote:
> From: Niravkumar L Rabara <niravkumar.l.rabara@...el.com>
> 
> Add VGIC maintenance interrupt and interrupt-parent property for
> interrupt controller, required to run Linux in virtualized environment.
> 
> Signed-off-by: Niravkumar L Rabara <niravkumar.l.rabara@...el.com>
> ---
>   arch/arm64/boot/dts/intel/socfpga_agilex5.dtsi | 3 +++
>   1 file changed, 3 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/intel/socfpga_agilex5.dtsi b/arch/arm64/boot/dts/intel/socfpga_agilex5.dtsi
> index 51c6e19e40b8..75397e84bd2c 100644
> --- a/arch/arm64/boot/dts/intel/socfpga_agilex5.dtsi
> +++ b/arch/arm64/boot/dts/intel/socfpga_agilex5.dtsi
> @@ -75,8 +75,11 @@ intc: interrupt-controller@...00000 {
>   		#address-cells = <2>;
>   		#size-cells = <2>;
>   		interrupt-controller;
> +		interrupt-parent = <&intc>;
>   		#redistributor-regions = <1>;
>   		redistributor-stride = <0x0 0x20000>;
> +		/* VGIC maintenance interrupt */
> +		interrupts = <GIC_PPI 25 IRQ_TYPE_LEVEL_HIGH>;
>   
>   		its: msi-controller@...40000 {
>   			compatible = "arm,gic-v3-its";

Applied!

Thanks,
Dinh