arch/arm64/boot/dts/apple/t8112-j415.dts

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/apple/t8112-j415.dts

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/apple/t8112-j415.dts
Extension
.dts
Size
1776 bytes
Lines
94
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+ OR MIT
/*
 * Apple MacBook Air (15-inch, M2, 2023)
 *
 * target-type: J415
 *
 * Copyright The Asahi Linux Contributors
 */

/dts-v1/;

#include "t8112.dtsi"
#include "t8112-jxxx.dtsi"
#include <dt-bindings/leds/common.h>

/ {
	compatible = "apple,j415", "apple,t8112", "apple,arm-platform";
	model = "Apple MacBook Air (15-inch, M2, 2023)";
	chassis-type = "laptop";

	aliases {
		bluetooth0 = &bluetooth0;
		wifi0 = &wifi0;
	};

	led-controller {
		compatible = "pwm-leds";
		led-0 {
			pwms = <&fpwm1 0 40000>;
			label = "kbd_backlight";
			function = LED_FUNCTION_KBD_BACKLIGHT;
			color = <LED_COLOR_ID_WHITE>;
			max-brightness = <255>;
			default-state = "keep";
		};
	};
};

/*
 * Force the bus number assignments so that we can declare some of the
 * on-board devices and properties that are populated by the bootloader
 * (such as MAC addresses).
 */
&port00 {
	bus-range = <1 1>;
	wifi0: wifi@0,0 {
		compatible = "pci14e4,4433";
		reg = <0x10000 0x0 0x0 0x0 0x0>;
		/* To be filled by the loader */
		local-mac-address = [00 10 18 00 00 10];
		apple,antenna-sku = "XX";
		brcm,board-type = "apple,snake";
	};

	bluetooth0: bluetooth@0,1 {
		compatible = "pci14e4,5f71";
		reg = <0x10100 0x0 0x0 0x0 0x0>;
		/* To be filled by the loader */
		local-bd-address = [00 00 00 00 00 00];
		brcm,board-type = "apple,snake";
	};
};

/*
 * Provide labels for the USB type C ports.
 */

&typec0 {
	label = "USB-C Left-back";
};

Annotation

Implementation Notes