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From: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
To: "Ivaylo Ivanov" <ivo.ivanov.ivanov1@gmail.com>,
	"Rob Herring" <robh@kernel.org>,
	"Krzysztof Kozlowski" <krzk+dt@kernel.org>,
	"Conor Dooley" <conor+dt@kernel.org>,
	"Alim Akhtar" <alim.akhtar@samsung.com>,
	"Peter Griffin" <peter.griffin@linaro.org>,
	"André Draszik" <andre.draszik@linaro.org>,
	"Tudor Ambarus" <tudor.ambarus@linaro.org>,
	linux-fsd@tesla.com, linux-arm-kernel@lists.infradead.org,
	linux-samsung-soc@vger.kernel.org, devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org
Cc: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Subject: [PATCH 1/4] arm64: dts: exynos5433: Add default GIC address cells
Date: Fri, 22 Aug 2025 14:14:24 +0200	[thread overview]
Message-ID: <20250822121423.228500-5-krzysztof.kozlowski@linaro.org> (raw)

Add missing address-cells 0 to GIC interrupt node to silence W=1
warning:

  exynos5433-tm2-common.dtsi:1000.2-41: Warning (interrupt_map): /soc@0/pcie@15700000:interrupt-map:
    Missing property '#address-cells' in node /soc@0/interrupt-controller@11001000, using 0 as fallbac

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@linaro.org>
---
 arch/arm64/boot/dts/exynos/exynos5433.dtsi | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/arm64/boot/dts/exynos/exynos5433.dtsi b/arch/arm64/boot/dts/exynos/exynos5433.dtsi
index 0b9053b9b2b5..fa2029e280a5 100644
--- a/arch/arm64/boot/dts/exynos/exynos5433.dtsi
+++ b/arch/arm64/boot/dts/exynos/exynos5433.dtsi
@@ -937,6 +937,7 @@ reboot: syscon-reboot {
 
 		gic: interrupt-controller@11001000 {
 			compatible = "arm,gic-400";
+			#address-cells = <0>;
 			#interrupt-cells = <3>;
 			interrupt-controller;
 			reg = <0x11001000 0x1000>,
-- 
2.48.1


             reply	other threads:[~2025-08-22 12:14 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <CGME20250822121435epcas5p1d9bf83ff79efccec244ba712479ef4b8@epcas5p1.samsung.com>
2025-08-22 12:14 ` Krzysztof Kozlowski [this message]
2025-08-22 12:14   ` [PATCH 2/4] arm64: dts: google: gs101: Add default GIC address cells Krzysztof Kozlowski
2025-08-29 11:01     ` Alim Akhtar
2025-08-30  9:19     ` (subset) " Krzysztof Kozlowski
2025-08-22 12:14   ` [PATCH 3/4] arm64: dts: fsd: " Krzysztof Kozlowski
2025-08-29 11:00     ` Alim Akhtar
2025-08-30  9:19     ` (subset) " Krzysztof Kozlowski
2025-08-22 12:14   ` [PATCH 4/4] arm64: dts: exynos2200: " Krzysztof Kozlowski
2025-08-29 11:04     ` Alim Akhtar
2025-08-29 11:03   ` [PATCH 1/4] arm64: dts: exynos5433: " Alim Akhtar
2025-08-30  9:19   ` (subset) " Krzysztof Kozlowski

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