arch/arm/boot/dts/intel/socfpga/socfpga_arria10_socdk_qspi.dts

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/intel/socfpga/socfpga_arria10_socdk_qspi.dts

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/intel/socfpga/socfpga_arria10_socdk_qspi.dts
Extension
.dts
Size
670 bytes
Lines
37
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
/*
 * Copyright (C) 2016 Intel. All rights reserved.
 */

/dts-v1/;
#include "socfpga_arria10_socdk.dtsi"

&qspi {
	status = "okay";

	flash0: flash@0 {
		#address-cells = <1>;
		#size-cells = <1>;
		compatible = "micron,mt25qu02g", "jedec,spi-nor";
		reg = <0>;
		spi-max-frequency = <100000000>;

		m25p,fast-read;
		cdns,read-delay = <3>;
		cdns,tshsl-ns = <50>;
		cdns,tsd2d-ns = <50>;
		cdns,tchsh-ns = <4>;
		cdns,tslch-ns = <4>;

		partition@qspi-boot {
			label = "Boot and fpga data";
			reg = <0x0 0x2720000>;
		};

		partition@qspi-rootfs {
			label = "Root Filesystem - JFFS2";
			reg = <0x2720000 0x58E0000>;
		};
	};
};

Annotation

Implementation Notes