arch/powerpc/boot/dts/fsl/b4420si-pre.dtsi

Source file repositories/reference/linux-study-clean/arch/powerpc/boot/dts/fsl/b4420si-pre.dtsi

File Facts

System
Linux kernel
Corpus path
arch/powerpc/boot/dts/fsl/b4420si-pre.dtsi
Extension
.dtsi
Size
2737 bytes
Lines
86
Domain
Architecture Layer
Bucket
arch/powerpc
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/ "e6500_power_isa.dtsi"

/ {
	compatible = "fsl,B4420";
	#address-cells = <2>;
	#size-cells = <2>;
	interrupt-parent = <&mpic>;

	aliases {
		ccsr = &soc;
		dcsr = &dcsr;

		serial0 = &serial0;
		serial1 = &serial1;
		serial2 = &serial2;
		serial3 = &serial3;
		pci0 = &pci0;
		usb0 = &usb0;
		dma0 = &dma0;
		dma1 = &dma1;
		sdhc = &sdhc;

		fman0 = &fman0;
		ethernet0 = &enet0;
		ethernet1 = &enet1;
		ethernet2 = &enet2;
		ethernet3 = &enet3;
	};

	cpus {
		#address-cells = <1>;
		#size-cells = <0>;

		cpu0: PowerPC,e6500@0 {
			device_type = "cpu";
			reg = <0 1>;
			clocks = <&clockgen 1 0>;
			next-level-cache = <&L2_1>;
			fsl,portid-mapping = <0x80000000>;
		};
		cpu1: PowerPC,e6500@2 {
			device_type = "cpu";
			reg = <2 3>;
			clocks = <&clockgen 1 0>;
			next-level-cache = <&L2_1>;
			fsl,portid-mapping = <0x80000000>;
		};
	};
};

Annotation

Implementation Notes