From: "Herve Codina (Schneider Electric)" <herve.codina@bootlin.com>
To: Wolfram Sang <wsa+renesas@sang-engineering.com>,
Geert Uytterhoeven <geert+renesas@glider.be>,
Magnus Damm <magnus.damm@gmail.com>,
Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>
Cc: linux-renesas-soc@vger.kernel.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org,
Pascal Eberhard <pascal.eberhard@se.com>,
Miquel Raynal <miquel.raynal@bootlin.com>,
Thomas Petazzoni <thomas.petazzoni@bootlin.com>,
"Herve Codina (Schneider Electric)" <herve.codina@bootlin.com>
Subject: [PATCH v2] ARM: dts: r9a06g032: Add #address-cells in the GIC node
Date: Wed, 25 Mar 2026 10:57:18 +0100 [thread overview]
Message-ID: <20260325095718.388157-1-herve.codina@bootlin.com> (raw)
When checking dts involving the r9a06g032.dtsi file, the following kind
of warnings are reported:
Missing property '#address-cells' in node xxx, using 0 as fallback
Indeed, #address-cells is not present in the GIC interrupt controller
node.
Fix it adding the missing property.
Value '0' is correct because:
1. GIC interrupt controller does not have children,
2. interrupt-map property in PCI node and in IRQ mux node consists of
several components and the component related to "parent unit
address", which size is defined by '#address-cells' of the node
pointed to by the interrupt-parent component, is not used (=0)
No functional change.
Signed-off-by: Herve Codina (Schneider Electric) <herve.codina@bootlin.com>
Reviewed-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
---
Changes v1 -> v2
v1: https://lore.kernel.org/all/20260303102029.147359-1-herve.codina@bootlin.com/
Add details about value '0' in the commit log
Add 'Reviewed-by: Wolfram Sang'
---
arch/arm/boot/dts/renesas/r9a06g032.dtsi | 1 +
1 file changed, 1 insertion(+)
diff --git a/arch/arm/boot/dts/renesas/r9a06g032.dtsi b/arch/arm/boot/dts/renesas/r9a06g032.dtsi
index f4f760aff28b..6acf524174c7 100644
--- a/arch/arm/boot/dts/renesas/r9a06g032.dtsi
+++ b/arch/arm/boot/dts/renesas/r9a06g032.dtsi
@@ -507,6 +507,7 @@ gic: interrupt-controller@44101000 {
compatible = "arm,gic-400", "arm,cortex-a7-gic";
interrupt-controller;
#interrupt-cells = <3>;
+ #address-cells = <0>;
reg = <0x44101000 0x1000>, /* Distributer */
<0x44102000 0x2000>, /* CPU interface */
<0x44104000 0x2000>, /* Virt interface control */
--
2.53.0
next reply other threads:[~2026-03-25 9:58 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-25 9:57 Herve Codina (Schneider Electric) [this message]
2026-03-25 10:13 ` Geert Uytterhoeven
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