* [PATCH] arm64: dts: arm: corstone1000-a320: Fix GIC redistributor region size
@ 2026-08-17 18:56 Rob Herring (Arm)
2026-08-17 19:40 ` Liviu Dudau
0 siblings, 1 reply; 2+ messages in thread
From: Rob Herring (Arm) @ 2026-08-17 18:56 UTC (permalink / raw)
To: Liviu Dudau, Sudeep Holla, Lorenzo Pieralisi, Krzysztof Kozlowski,
Conor Dooley
Cc: linux-arm-kernel, devicetree, linux-kernel
The Arm Corstone1000-A320 has a GICv4 which means the redistributor
region should be 4x256KB rather than 512KB. This issue didn't become
apparent as SMP was disabled as a work-around in early versions of the
FVP.
Fixes: 87599f1843d3 ("arm64: dts: arm/corstone1000: Add corstone-1000-a320")
Signed-off-by: Rob Herring (Arm) <robh@kernel.org>
---
arch/arm64/boot/dts/arm/corstone1000-a320.dtsi | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/arm64/boot/dts/arm/corstone1000-a320.dtsi b/arch/arm64/boot/dts/arm/corstone1000-a320.dtsi
index f0937914350c..f895a024fc92 100644
--- a/arch/arm64/boot/dts/arm/corstone1000-a320.dtsi
+++ b/arch/arm64/boot/dts/arm/corstone1000-a320.dtsi
@@ -73,7 +73,7 @@ gic: interrupt-controller@1c000000 {
#size-cells = <1>;
interrupt-controller;
reg = <0x1c000000 0x10000>,
- <0x1c040000 0x80000>;
+ <0x1c040000 0x100000>;
interrupts = <GIC_PPI 9 IRQ_TYPE_LEVEL_LOW>;
};
--
2.53.0
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH] arm64: dts: arm: corstone1000-a320: Fix GIC redistributor region size
2026-08-17 18:56 [PATCH] arm64: dts: arm: corstone1000-a320: Fix GIC redistributor region size Rob Herring (Arm)
@ 2026-08-17 19:40 ` Liviu Dudau
0 siblings, 0 replies; 2+ messages in thread
From: Liviu Dudau @ 2026-08-17 19:40 UTC (permalink / raw)
To: Rob Herring (Arm)
Cc: Sudeep Holla, Lorenzo Pieralisi, Krzysztof Kozlowski,
Conor Dooley, linux-arm-kernel, devicetree, linux-kernel
On Mon, Aug 17, 2026 at 01:56:07PM -0500, Rob Herring (Arm) wrote:
> The Arm Corstone1000-A320 has a GICv4 which means the redistributor
> region should be 4x256KB rather than 512KB. This issue didn't become
> apparent as SMP was disabled as a work-around in early versions of the
> FVP.
>
> Fixes: 87599f1843d3 ("arm64: dts: arm/corstone1000: Add corstone-1000-a320")
> Signed-off-by: Rob Herring (Arm) <robh@kernel.org>
Reviewed-by: Liviu Dudau <liviu.dudau@arm.com>
Best regards,
Liviu
> ---
> arch/arm64/boot/dts/arm/corstone1000-a320.dtsi | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/arm64/boot/dts/arm/corstone1000-a320.dtsi b/arch/arm64/boot/dts/arm/corstone1000-a320.dtsi
> index f0937914350c..f895a024fc92 100644
> --- a/arch/arm64/boot/dts/arm/corstone1000-a320.dtsi
> +++ b/arch/arm64/boot/dts/arm/corstone1000-a320.dtsi
> @@ -73,7 +73,7 @@ gic: interrupt-controller@1c000000 {
> #size-cells = <1>;
> interrupt-controller;
> reg = <0x1c000000 0x10000>,
> - <0x1c040000 0x80000>;
> + <0x1c040000 0x100000>;
> interrupts = <GIC_PPI 9 IRQ_TYPE_LEVEL_LOW>;
> };
>
> --
> 2.53.0
>
--
====================
| I would like to |
| fix the world, |
| but they're not |
| giving me the |
\ source code! /
---------------
¯\_(ツ)_/¯
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