arch/powerpc/boot/dts/fsl/p1023rdb.dts

Source file repositories/reference/linux-study-clean/arch/powerpc/boot/dts/fsl/p1023rdb.dts

File Facts

System
Linux kernel
Corpus path
arch/powerpc/boot/dts/fsl/p1023rdb.dts
Extension
.dts
Size
6780 bytes
Lines
261
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/ "p1023si-pre.dtsi"

/ {
	model = "fsl,P1023";
	compatible = "fsl,P1023RDB";
	#address-cells = <2>;
	#size-cells = <2>;
	interrupt-parent = <&mpic>;

	memory {
		device_type = "memory";
	};

	reserved-memory {
		#address-cells = <2>;
		#size-cells = <2>;
		ranges;

		bman_fbpr: bman-fbpr {
			size = <0 0x1000000>;
			alignment = <0 0x1000000>;
		};
		qman_fqd: qman-fqd {
			size = <0 0x400000>;
			alignment = <0 0x400000>;
		};
		qman_pfdr: qman-pfdr {
			size = <0 0x2000000>;
			alignment = <0 0x2000000>;
		};
	};

	qportals: qman-portals@ff000000 {
		ranges = <0x0 0xf 0xff000000 0x200000>;
	};

	bportals: bman-portals@ff200000 {
		ranges = <0x0 0xf 0xff200000 0x200000>;
	};

	soc: soc@ff600000 {
		ranges = <0x0 0x0 0xff600000 0x200000>;

		i2c@3000 {
			eeprom@53 {
				compatible = "atmel,24c04";
				reg = <0x53>;
			};

			rtc@6f {
				compatible = "microchip,mcp7941x";
				reg = <0x6f>;
			};
		};

		usb@22000 {
			dr_mode = "host";
			phy_type = "ulpi";
		};
	};

	lbc: localbus@ff605000 {
		reg = <0 0xff605000 0 0x1000>;

		/* NOR, NAND Flashes */
		ranges = <0x0 0x0 0x0 0xec000000 0x04000000
			  0x1 0x0 0x0 0xffa00000 0x08000000>;

		nor@0,0 {
			#address-cells = <1>;

Annotation

Implementation Notes