arch/arm/boot/dts/arm/arm-realview-pb11mp.dts

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/arm/arm-realview-pb11mp.dts

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/arm/arm-realview-pb11mp.dts
Extension
.dts
Size
17581 bytes
Lines
697
Domain
Architecture Layer
Bucket
arch/arm
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

/dts-v1/;
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/gpio/gpio.h>

/ {
	#address-cells = <1>;
	#size-cells = <1>;
	model = "ARM RealView PB11MPcore";
	compatible = "arm,realview-pb11mp";

	chosen { };

	aliases {
		serial0 = &pb11mp_serial0;
		serial1 = &pb11mp_serial1;
		serial2 = &pb11mp_serial2;
		serial3 = &pb11mp_serial3;
	};

	memory {
		device_type = "memory";
		/*
		 * The PB11MPCore has 512 MiB memory @ 0x70000000
		 * and the first 256 are also remapped @ 0x00000000
		 */
		reg = <0x70000000 0x20000000>;
	};

	cpus {
		#address-cells = <1>;
		#size-cells = <0>;
		enable-method = "arm,realview-smp";

		MP11_0: cpu@0 {
			device_type = "cpu";
			compatible = "arm,arm11mpcore";
			reg = <0>;
			next-level-cache = <&L2>;
		};

		MP11_1: cpu@1 {
			device_type = "cpu";
			compatible = "arm,arm11mpcore";
			reg = <1>;
			next-level-cache = <&L2>;
		};

		MP11_2: cpu@2 {
			device_type = "cpu";
			compatible = "arm,arm11mpcore";
			reg = <2>;
			next-level-cache = <&L2>;
		};

		MP11_3: cpu@3 {
			device_type = "cpu";
			compatible = "arm,arm11mpcore";
			reg = <3>;
			next-level-cache = <&L2>;
		};
	};

	/* Primary TestChip GIC synthesized with the CPU */
	intc_tc11mp: interrupt-controller@1f000100 {
		compatible = "arm,tc11mp-gic";
		#interrupt-cells = <3>;
		#address-cells = <1>;
		interrupt-controller;
		reg = <0x1f001000 0x1000>,
		      <0x1f000100 0x100>;

Annotation

Implementation Notes