arch/arm64/boot/dts/broadcom/bcmbca/bcm4906.dtsi

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/broadcom/bcmbca/bcm4906.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/broadcom/bcmbca/bcm4906.dtsi
Extension
.dtsi
Size
651 bytes
Lines
27
Domain
Architecture Layer
Bucket
arch/arm64
Inferred role
Architecture Layer: configuration, schema, or hardware description
Status
atlas-only

Why This File Exists

CPU and platform-specific kernel glue: boot entry, traps, syscall entry, interrupts, page tables, context switch, and low-level barriers.

Dependency Surface

Detected Declarations

Annotated Snippet

// SPDX-License-Identifier: GPL-2.0-or-later OR MIT

#include "bcm4908.dtsi"

/ {
	cpus {
		/delete-node/ cpu@2;

		/delete-node/ cpu@3;
	};

	timer {
		compatible = "arm,armv8-timer";
		interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>,
			     <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>,
			     <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>,
			     <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>;
	};

	pmu {
		compatible = "arm,cortex-a53-pmu";
		interrupts = <GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>,
			     <GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>;
		interrupt-affinity = <&cpu0>, <&cpu1>;
	};
};

Annotation

Implementation Notes