arch/arm64/boot/dts/amlogic/meson-gxl-s905w-jethome-jethub-j80.dts

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/amlogic/meson-gxl-s905w-jethome-jethub-j80.dts

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/amlogic/meson-gxl-s905w-jethome-jethub-j80.dts
Extension
.dts
Size
4695 bytes
Lines
246
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) 2021 Vyacheslav Bocharov <adeep@lexina.in>
 * Copyright (c) 2020 JetHome
 * Author: Aleksandr Kazantsev <ak@tvip.ru>
 * Author: Alexey Shevelkin <ash@tvip.ru>
 * Author: Vyacheslav Bocharov <adeep@lexina.in>
 */

/dts-v1/;

#include "meson-gxl.dtsi"

/ {
	compatible = "jethome,jethub-j80", "amlogic,s905w", "amlogic,meson-gxl";
	model = "JetHome JetHub J80";
	memory@0 {
		device_type = "memory";
		reg = <0x0 0x0 0x0 0x40000000>;
	};

	reserved-memory {
		linux,cma {
			size = <0x0 0x1000000>;
		};
	};

	aliases {
		serial0 = &uart_AO;   /* Console */
		serial1 = &uart_A;    /* Bluetooth */
		serial2 = &uart_AO_B; /* Wireless module 1 */
		serial3 = &uart_C;    /* Wireless module 2 */
		ethernet0 = &ethmac;
	};

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

	vddio_ao18: regulator-vddio-ao18 {
		compatible = "regulator-fixed";
		regulator-name = "VDDIO_AO18";
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <1800000>;
	};

	vddio_boot: regulator-vddio-boot {
		compatible = "regulator-fixed";
		regulator-name = "VDDIO_BOOT";
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <1800000>;
	};

	vddao_3v3: regulator-vddao-3v3 {
		compatible = "regulator-fixed";
		regulator-name = "VDDAO_3V3";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
	};

	vcc_3v3: regulator-vcc-3v3 {
		compatible = "regulator-fixed";
		regulator-name = "VCC_3V3";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
	};

	emmc_pwrseq: emmc-pwrseq {
		compatible = "mmc-pwrseq-emmc";
		reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>;

Annotation

Implementation Notes