arch/arm64/boot/dts/mediatek/mt8183-kukui.dtsi

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/mediatek/mt8183-kukui.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/mediatek/mt8183-kukui.dtsi
Extension
.dtsi
Size
20133 bytes
Lines
983
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)
/*
 * Copyright (c) 2018 MediaTek Inc.
 * Author: Ben Ho <ben.ho@mediatek.com>
 *	   Erin Lo <erin.lo@mediatek.com>
 */

#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>
#include "mt8183.dtsi"
#include "mt6358.dtsi"

/ {
	aliases {
		serial0 = &uart0;
		mmc0 = &mmc0;
		mmc1 = &mmc1;
	};

	chosen {
		stdout-path = "serial0:115200n8";
	};

	backlight_lcd0: backlight_lcd0 {
		compatible = "pwm-backlight";
		pwms = <&pwm0 0 500000>;
		power-supply = <&reg_vsys>;
		enable-gpios = <&pio 176 0>;
		brightness-levels = <0 1023>;
		num-interpolated-steps = <1023>;
		default-brightness-level = <576>;
		status = "okay";
	};

	memory@40000000 {
		device_type = "memory";
		reg = <0 0x40000000 0 0x80000000>;
	};

	clk32k: oscillator1 {
		compatible = "fixed-clock";
		#clock-cells = <0>;
		clock-frequency = <32768>;
		clock-output-names = "clk32k";
	};

	pp1800_it6505: regulator0 {
		compatible = "regulator-fixed";
		regulator-name = "pp1800_it6505";
		gpios = <&pio 178 GPIO_ACTIVE_HIGH>;
		enable-active-high;
		vin-supply = <&pp1800_alw>;
	};

	pp1800_alw: regulator5 {
		compatible = "regulator-fixed";
		regulator-name = "pp1800_alw";
		regulator-always-on;
		regulator-boot-on;
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <1800000>;
		vin-supply = <&reg_vsys>;
	};

	pp3300_alw: regulator6 {
		compatible = "regulator-fixed";
		regulator-name = "pp3300_alw";
		regulator-always-on;
		regulator-boot-on;
		regulator-min-microvolt = <3300000>;

Annotation

Implementation Notes