arch/powerpc/boot/dts/fsl/p1020rdb-pc.dtsi

Source file repositories/reference/linux-study-clean/arch/powerpc/boot/dts/fsl/p1020rdb-pc.dtsi

File Facts

System
Linux kernel
Corpus path
arch/powerpc/boot/dts/fsl/p1020rdb-pc.dtsi
Extension
.dtsi
Size
6149 bytes
Lines
248
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

&lbc {
	nor@0,0 {
		#address-cells = <1>;
		#size-cells = <1>;
		compatible = "cfi-flash";
		reg = <0x0 0x0 0x1000000>;
		bank-width = <2>;
		device-width = <1>;

		partition@0 {
			/* This location must not be altered  */
			/* 256KB for Vitesse 7385 Switch firmware */
			reg = <0x0 0x00040000>;
			label = "NOR Vitesse-7385 Firmware";
			read-only;
		};

		partition@40000 {
			/* 256KB for DTB Image */
			reg = <0x00040000 0x00040000>;
			label = "NOR DTB Image";
		};

		partition@80000 {
			/* 3.5 MB for Linux Kernel Image */
			reg = <0x00080000 0x00380000>;
			label = "NOR Linux Kernel Image";
		};

		partition@400000 {
			/* 11MB for JFFS2 based Root file System */
			reg = <0x00400000 0x00b00000>;
			label = "NOR JFFS2 Root File System";
		};

		partition@f00000 {
			/* This location must not be altered  */
			/* 512KB for u-boot Bootloader Image */
			/* 512KB for u-boot Environment Variables */
			reg = <0x00f00000 0x00100000>;
			label = "NOR U-Boot Image";
			read-only;
		};
	};

	nand@1,0 {
		#address-cells = <1>;
		#size-cells = <1>;
		compatible = "fsl,p1020-fcm-nand",
			     "fsl,elbc-fcm-nand";
		reg = <0x1 0x0 0x40000>;

		partition@0 {
			/* This location must not be altered  */
			/* 1MB for u-boot Bootloader Image */
			reg = <0x0 0x00100000>;
			label = "NAND U-Boot Image";
			read-only;
		};

		partition@100000 {
			/* 1MB for DTB Image */
			reg = <0x00100000 0x00100000>;
			label = "NAND DTB Image";
		};

		partition@200000 {
			/* 4MB for Linux Kernel Image */
			reg = <0x00200000 0x00400000>;
			label = "NAND Linux Kernel Image";

Annotation

Implementation Notes