arch/arm/boot/dts/st/spear3xx.dtsi

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/st/spear3xx.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/st/spear3xx.dtsi
Extension
.dtsi
Size
3079 bytes
Lines
152
Domain
Architecture Layer
Bucket
arch/arm
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
/*
 * DTS file for all SPEAr3xx SoCs
 *
 * Copyright 2012 Viresh Kumar <vireshk@kernel.org>
 */

/ {
	#address-cells = <1>;
	#size-cells = <1>;
	interrupt-parent = <&vic>;

	cpus {
		#address-cells = <0>;
		#size-cells = <0>;

		cpu {
			compatible = "arm,arm926ej-s";
			device_type = "cpu";
		};
	};

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

	ahb {
		#address-cells = <1>;
		#size-cells = <1>;
		compatible = "simple-bus";
		ranges = <0xd0000000 0xd0000000 0x30000000>;

		vic: interrupt-controller@f1100000 {
			compatible = "arm,pl190-vic";
			interrupt-controller;
			reg = <0xf1100000 0x1000>;
			#interrupt-cells = <1>;
		};

		dma@fc400000 {
			compatible = "arm,pl080", "arm,primecell";
			reg = <0xfc400000 0x1000>;
			interrupt-parent = <&vic>;
			interrupts = <8>;
			status = "disabled";
		};

		gmac: ethernet@e0800000 {
			compatible = "snps,dwmac-3.40a";
			reg = <0xe0800000 0x8000>;
			interrupts = <23 22>;
			interrupt-names = "macirq", "eth_wake_irq";
			phy-mode = "mii";
			status = "disabled";
		};

		smi: flash@fc000000 {
			compatible = "st,spear600-smi";
			#address-cells = <1>;
			#size-cells = <1>;
			reg = <0xfc000000 0x1000>;
			interrupts = <9>;
			status = "disabled";
		};

		spi0: spi@d0100000 {
			compatible = "arm,pl022", "arm,primecell";
			reg = <0xd0100000 0x1000>;
			interrupts = <20>;

Annotation

Implementation Notes