arch/arm64/boot/dts/apple/t8103-j293.dts

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/apple/t8103-j293.dts

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/apple/t8103-j293.dts
Extension
.dts
Size
2430 bytes
Lines
135
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 Pro (13-inch, M1, 2020)
 *
 * target-type: J293
 *
 * Copyright The Asahi Linux Contributors
 */

/dts-v1/;

#include "t8103.dtsi"
#include "t8103-jxxx.dtsi"
#include <dt-bindings/leds/common.h>

/ {
	compatible = "apple,j293", "apple,t8103", "apple,arm-platform";
	model = "Apple MacBook Pro (13-inch, M1, 2020)";
	chassis-type = "laptop";

	/*
	 * All of those are used by the bootloader to pass calibration
	 * blobs and other device-specific properties
	 */
	aliases {
		touchbar0 = &touchbar0;
	};

	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";
		};
	};
};

&bluetooth0 {
	brcm,board-type = "apple,honshu";
};

&wifi0 {
	brcm,board-type = "apple,honshu";
};

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

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

&typec1 {
	label = "USB-C Left-front";
};

&i2c2 {
	status = "okay";
};

&i2c4 {
	status = "okay";
};

&fpwm1 {

Annotation

Implementation Notes