arch/powerpc/boot/dts/fsl/ppa8548.dts

Source file repositories/reference/linux-study-clean/arch/powerpc/boot/dts/fsl/ppa8548.dts

File Facts

System
Linux kernel
Corpus path
arch/powerpc/boot/dts/fsl/ppa8548.dts
Extension
.dts
Size
2630 bytes
Lines
161
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
/*
 * PPA8548 Device Tree Source (36-bit address map)
 * Copyright 2013 Prodrive B.V.
 *
 * Based on:
 * MPC8548 CDS Device Tree Source (36-bit address map)
 * Copyright 2012 Freescale Semiconductor Inc.
 */

/include/ "mpc8548si-pre.dtsi"

/ {
	model = "ppa8548";
	compatible = "ppa8548";
	#address-cells = <2>;
	#size-cells = <2>;
	interrupt-parent = <&mpic>;

	memory {
		device_type = "memory";
		reg = <0 0 0x0 0x40000000>;
	};

	lbc: localbus@fe0005000 {
		reg = <0xf 0xe0005000 0 0x1000>;
		ranges = <0x0 0x0 0xf 0xff800000 0x00800000>;
	};

	soc: soc8548@fe0000000 {
		ranges = <0 0xf 0xe0000000 0x100000>;
	};

	pci0: pci@fe0008000 {
		/* ppa8548 board doesn't support PCI */
		status = "disabled";
	};

	pci1: pci@fe0009000 {
		/* ppa8548 board doesn't support PCI */
		status = "disabled";
	};

	pci2: pcie@fe000a000 {
		/* ppa8548 board doesn't support PCI */
		status = "disabled";
	};

	rio: rapidio@fe00c0000 {
		reg = <0xf 0xe00c0000 0x0 0x11000>;
		port1 {
			ranges = <0x0 0x0 0x0 0x80000000 0x0 0x40000000>;
		};
	};
};

&lbc {
	nor@0 {
		#address-cells = <1>;
		#size-cells = <1>;
		compatible = "cfi-flash";
		reg = <0x0 0x0 0x00800000>;
		bank-width = <2>;
		device-width = <2>;

		partition@0 {
			reg = <0x0 0x7A0000>;
			label = "user";
		};

Annotation

Implementation Notes