Thread (18 messages) 18 messages, 2 authors, 2025-09-01
STALE329d LANDED

[PATCH 09/15] arm64: dts: qcom: sm8350: Add default GIC address cells

From: Krzysztof Kozlowski <hidden>
Date: 2025-08-22 12:04:40
Also in: linux-arm-msm, lkml
Subsystem: arm/qualcomm mailing list, arm/qualcomm support, the rest · Maintainers: Bjorn Andersson, Konrad Dybcio, Linus Torvalds

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

  sm8350.dtsi:1554.4-1557.30: Warning (interrupt_map): /soc@0/pcie@1c00000:interrupt-map:
    Missing property '#address-cells' in node /soc@0/interrupt-controller@17a00000, 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 <redacted>
---
 arch/arm64/boot/dts/qcom/sm8350.dtsi | 1 +
 1 file changed, 1 insertion(+)
diff --git a/arch/arm64/boot/dts/qcom/sm8350.dtsi b/arch/arm64/boot/dts/qcom/sm8350.dtsi
index 9a4207ead6156333b8b6030fb0fbc1d215948041..acaf40298f2e353e81793639522d0b0c52f6179f 100644
--- a/arch/arm64/boot/dts/qcom/sm8350.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm8350.dtsi
@@ -3544,6 +3544,7 @@ apps_smmu: iommu@15000000 {
 
 		intc: interrupt-controller@17a00000 {
 			compatible = "arm,gic-v3";
+			#address-cells = <0>;
 			#interrupt-cells = <3>;
 			interrupt-controller;
 			#redistributor-regions = <1>;
-- 
2.48.1
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