arch/powerpc/boot/dts/fsl/cyrus_p5020.dts

Source file repositories/reference/linux-study-clean/arch/powerpc/boot/dts/fsl/cyrus_p5020.dts

File Facts

System
Linux kernel
Corpus path
arch/powerpc/boot/dts/fsl/cyrus_p5020.dts
Extension
.dts
Size
3162 bytes
Lines
152
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

// SPDX-License-Identifier: GPL-2.0-or-later
/*
 * Cyrus 5020 Device Tree Source, based on p5020ds.dts
 *
 * Copyright 2015 Andy Fleming
 *
 * p5020ds.dts copyright:
 * Copyright 2010 - 2014 Freescale Semiconductor Inc.
 */

/include/ "p5020si-pre.dtsi"

/ {
	model = "varisys,CYRUS";
	compatible = "varisys,CYRUS";
	#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>;
		};
	};

	dcsr: dcsr@f00000000 {
		ranges = <0x00000000 0xf 0x00000000 0x01008000>;
	};

	bportals: bman-portals@ff4000000 {
		ranges = <0x0 0xf 0xf4000000 0x200000>;
	};

	qportals: qman-portals@ff4200000 {
		ranges = <0x0 0xf 0xf4200000 0x200000>;
	};

	soc: soc@ffe000000 {
		ranges = <0x00000000 0xf 0xfe000000 0x1000000>;
		reg = <0xf 0xfe000000 0 0x00001000>;
		spi@110000 {
		};

		i2c@118100 {
		};

		i2c@119100 {
			rtc@6f {
				compatible = "microchip,mcp7941x";
				reg = <0x6f>;
			};
		};
	};

Annotation

Implementation Notes