arch/powerpc/boot/dts/fsl/c293pcie.dts

Source file repositories/reference/linux-study-clean/arch/powerpc/boot/dts/fsl/c293pcie.dts

File Facts

System
Linux kernel
Corpus path
arch/powerpc/boot/dts/fsl/c293pcie.dts
Extension
.dts
Size
5510 bytes
Lines
225
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

/include/ "c293si-pre.dtsi"

/ {
	model = "fsl,C293PCIE";
	compatible = "fsl,C293PCIE";

	memory {
		device_type = "memory";
	};

	ifc: memory-controller@fffe1e000 {
		reg = <0xf 0xffe1e000 0 0x2000>;
		ranges = <0x0 0x0 0xf 0xec000000 0x04000000
			  0x1 0x0 0xf 0xff800000 0x00010000
			  0x2 0x0 0xf 0xffdf0000 0x00010000>;

	};

	soc: soc@fffe00000 {
		ranges = <0x0 0xf 0xffe00000 0x100000>;
	};

	pci0: pcie@fffe0a000 {
		reg = <0xf 0xffe0a000 0 0x1000>;
		ranges = <0x2000000 0x0 0x80000000 0xc 0x00000000 0x0 0x20000000
			  0x1000000 0x0 0x00000000 0xf 0xffc00000 0x0 0x10000>;
		pcie@0 {
			ranges = <0x2000000 0x0 0x80000000
				  0x2000000 0x0 0x80000000
				  0x0 0x20000000

				  0x1000000 0x0 0x0
				  0x1000000 0x0 0x0
				  0x0 0x100000>;
		};
	};
};

&ifc {
	nor@0,0 {
		#address-cells = <1>;
		#size-cells = <1>;
		compatible = "cfi-flash";
		reg = <0x0 0x0 0x4000000>;
		bank-width = <2>;
		device-width = <1>;

		partition@0 {
			/* 1MB for DTB Image */
			reg = <0x0 0x00100000>;
			label = "NOR DTB Image";
		};

		partition@100000 {
			/* 8 MB for Linux Kernel Image */
			reg = <0x00100000 0x00800000>;
			label = "NOR Linux Kernel Image";
		};

		partition@900000 {
			/* 53MB for rootfs */
			reg = <0x00900000 0x03500000>;
			label = "NOR Rootfs Image";
		};

		partition@3e00000 {
			/* 1MB for blob encrypted key */
			reg = <0x03e00000 0x00100000>;
			label = "NOR blob encrypted key";
		};

Annotation

Implementation Notes