[PATCH 2/2] arm64: dts: marvell: armada-cp11x: Add default ICU address cells
Gregory CLEMENT
gregory.clement at bootlin.com
Thu Sep 11 22:21:54 PDT 2025
Krzysztof Kozlowski <krzysztof.kozlowski at linaro.org> writes:
> Add missing address-cells 0 to the ICU interrupt node to silence W=1
> warning:
>
> armada-cp11x.dtsi:547.3-47: Warning (interrupt_map): /cp0-bus/pcie at f2600000:interrupt-map:
> Missing property '#address-cells' in node /cp0-bus/bus at f2000000/interrupt-controller at 1e0000/interrupt-controller at 10, using 0 as fallback
>
> Value '0' is correct because:
> 1. GIC interrupt controller does not have children,
> 2. interrupt-map property (in PCI node) consists of five components and
> the fourth component "parent unit address", which size is defined by
> '#address-cells' of the node pointed to by the interrupt-parent
> component, is not used (=0)
>
> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski at linaro.org>
Applied on mvebu/dt64
Thanks,
Gregory
> ---
> arch/arm64/boot/dts/marvell/armada-cp11x.dtsi | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/arch/arm64/boot/dts/marvell/armada-cp11x.dtsi b/arch/arm64/boot/dts/marvell/armada-cp11x.dtsi
> index a057e119492f..d9d409eac259 100644
> --- a/arch/arm64/boot/dts/marvell/armada-cp11x.dtsi
> +++ b/arch/arm64/boot/dts/marvell/armada-cp11x.dtsi
> @@ -202,6 +202,7 @@ CP11X_LABEL(icu): interrupt-controller at 1e0000 {
> CP11X_LABEL(icu_nsr): interrupt-controller at 10 {
> compatible = "marvell,cp110-icu-nsr";
> reg = <0x10 0x20>;
> + #address-cells = <0>;
> #interrupt-cells = <2>;
> interrupt-controller;
> msi-parent = <&gicp>;
> --
> 2.48.1
>
--
Grégory CLEMENT, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com
More information about the linux-arm-kernel
mailing list