arch/arm/boot/dts/st/spear320.dtsi

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/st/spear320.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/st/spear320.dtsi
Extension
.dtsi
Size
3355 bytes
Lines
143
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 SPEAr320 SoC
 *
 * Copyright 2012 Viresh Kumar <vireshk@kernel.org>
 */

/include/ "spear3xx.dtsi"

/ {
	ahb {
		#address-cells = <1>;
		#size-cells = <1>;
		compatible = "simple-bus";
		ranges = <0x40000000 0x40000000 0x80000000
			  0xd0000000 0xd0000000 0x30000000>;

		pinmux: pinmux@b3000000 {
			compatible = "st,spear320-pinmux";
			reg = <0xb3000000 0x1000>;
			#gpio-range-cells = <3>;
		};

		clcd@90000000 {
			compatible = "arm,pl110", "arm,primecell";
			reg = <0x90000000 0x1000>;
			interrupts = <8>;
			interrupt-parent = <&shirq>;
			status = "disabled";
		};

		fsmc: flash@4c000000 {
			compatible = "st,spear600-fsmc-nand";
			#address-cells = <1>;
			#size-cells = <1>;
			reg = <0x4c000000 0x1000	/* FSMC Register */
			       0x50000000 0x0010	/* NAND Base DATA */
			       0x50020000 0x0010	/* NAND Base ADDR */
			       0x50010000 0x0010>;	/* NAND Base CMD */
			reg-names = "fsmc_regs", "nand_data", "nand_addr", "nand_cmd";
			status = "disabled";
		};

		sdhci@70000000 {
			compatible = "st,sdhci-spear";
			reg = <0x70000000 0x100>;
			interrupts = <10>;
			interrupt-parent = <&shirq>;
			status = "disabled";
		};

		shirq: interrupt-controller@b3000000 {
			compatible = "st,spear320-shirq";
			reg = <0xb3000000 0x1000>;
			interrupts = <30 28 29 1>;
			#interrupt-cells = <1>;
			interrupt-controller;
		};

		spi1: spi@a5000000 {
			compatible = "arm,pl022", "arm,primecell";
			reg = <0xa5000000 0x1000>;
			interrupts = <15>;
			interrupt-parent = <&shirq>;
			#address-cells = <1>;
			#size-cells = <0>;
			status = "disabled";
		};

		spi2: spi@a6000000 {

Annotation

Implementation Notes