arch/arm64/boot/dts/airoha/en7581-evb.dts

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/airoha/en7581-evb.dts

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/airoha/en7581-evb.dts
Extension
.dts
Size
1704 bytes
Lines
109
Domain
Architecture Layer
Bucket
arch/arm64
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-only OR BSD-2-Clause)
/dts-v1/;

/* Bootloader installs ATF here */
/memreserve/ 0x80000000 0x200000;

#include "en7581.dtsi"

/ {
	model = "Airoha EN7581 Evaluation Board";
	compatible = "airoha,en7581-evb", "airoha,en7581";

	aliases {
		serial0 = &uart1;
	};

	chosen {
		stdout-path = "serial0:115200n8";
		linux,usable-memory-range = <0x0 0x80200000 0x0 0x1fe00000>;
	};

	memory@80000000 {
		device_type = "memory";
		reg = <0x0 0x80000000 0x2 0x00000000>;
	};
};

&spi_nand {
	partitions {
		compatible = "fixed-partitions";
		#address-cells = <1>;
		#size-cells = <1>;

		bootloader@0 {
			label = "bootloader";
			reg = <0x00000000 0x00080000>;
			read-only;
		};

		art@200000 {
			label = "art";
			reg = <0x00200000 0x00400000>;
		};

		tclinux@600000 {
			label = "tclinux";
			reg = <0x00600000 0x03200000>;
		};

		tclinux-slave@3800000 {
			label = "tclinux_alt";
			reg = <0x03800000 0x03200000>;
		};

		rootfs-data@6a00000 {
			label = "rootfs_data";
			reg = <0x06a00000 0x01400000>;
		};

		reserved-bmt@7e00000 {
			label = "reserved_bmt";
			reg = <0x07e00000 0x00200000>;
			read-only;
		};
	};
};

&en7581_pinctrl {
	gpio-ranges = <&en7581_pinctrl 0 13 47>;

Annotation

Implementation Notes