linux-kernel - Re: [PATCH 1/5] arm64: dts: mediatek: mt8516: fix GICv2 range

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Message-ID: <9e19d117-ad78-43d0-990e-e3b881428601@collabora.com>
Date: Thu, 5 Dec 2024 13:26:54 +0100
From: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
To: Val Packett <val@...kett.cool>
Cc: Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>,
 Conor Dooley <conor+dt@...nel.org>, Matthias Brugger
 <matthias.bgg@...il.com>, Fabien Parent <fparent@...libre.com>,
 devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
 linux-arm-kernel@...ts.infradead.org, linux-mediatek@...ts.infradead.org
Subject: Re: [PATCH 1/5] arm64: dts: mediatek: mt8516: fix GICv2 range

Il 04/12/24 20:05, Val Packett ha scritto:
> On the MT8167 which is based on the MT8516 DTS, the following error
> was appearing on boot, breaking interrupt operation:
> 
> GICv2 detected, but range too small and irqchip.gicv2_force_probe not set
> 
> Similar to what's been proposed for MT7622 which has the same issue,
> fix by using the range reported by force_probe.
> 
> Link: https://lore.kernel.org/all/YmhNSLgp%2Fyg8Vr1F@makrotopia.org/
> Fixes: 5236347bde42 ("arm64: dts: mediatek: add dtsi for MT8516")
> Signed-off-by: Val Packett <val@...kett.cool>

Yeah, that's fine, I agree.

Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>

> ---
>   arch/arm64/boot/dts/mediatek/mt8516.dtsi | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/arch/arm64/boot/dts/mediatek/mt8516.dtsi b/arch/arm64/boot/dts/mediatek/mt8516.dtsi
> index d0b03dc4d3f4..444429341302 100644
> --- a/arch/arm64/boot/dts/mediatek/mt8516.dtsi
> +++ b/arch/arm64/boot/dts/mediatek/mt8516.dtsi
> @@ -268,7 +268,7 @@ gic: interrupt-controller@...10000 {
>   			interrupt-parent = <&gic>;
>   			interrupt-controller;
>   			reg = <0 0x10310000 0 0x1000>,
> -			      <0 0x10320000 0 0x1000>,
> +			      <0 0x1032f000 0 0x2000>,
>   			      <0 0x10340000 0 0x2000>,
>   			      <0 0x10360000 0 0x2000>;
>   			interrupts = <GIC_PPI 9