arch/arm64/boot/dts/amlogic/meson-sm1-sei610.dts

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/amlogic/meson-sm1-sei610.dts

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/amlogic/meson-sm1-sei610.dts
Extension
.dts
Size
11503 bytes
Lines
591
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) 2019 BayLibre SAS. All rights reserved.
 */

/dts-v1/;

#include "meson-sm1.dtsi"
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>
#include <dt-bindings/gpio/meson-g12a-gpio.h>
#include <dt-bindings/sound/meson-g12a-tohdmitx.h>

/ {
	compatible = "seirobotics,sei610", "amlogic,sm1";
	model = "SEI Robotics SEI610";

	aliases {
		serial0 = &uart_AO;
		ethernet0 = &ethmac;
	};

	mono_dac: audio-codec-0 {
		compatible = "maxim,max98357a";
		#sound-dai-cells = <0>;
		sound-name-prefix = "U16";
		sdmode-gpios = <&gpio GPIOX_8 GPIO_ACTIVE_HIGH>;
	};

	dmics: audio-codec-1 {
		#sound-dai-cells = <0>;
		compatible = "dmic-codec";
		num-channels = <2>;
		wakeup-delay-ms = <50>;
		sound-name-prefix = "MIC";
	};

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

	emmc_pwrseq: emmc-pwrseq {
		compatible = "mmc-pwrseq-emmc";
		reset-gpios = <&gpio BOOT_12 GPIO_ACTIVE_LOW>;
	};

	gpio-keys {
		compatible = "gpio-keys";

		key-1 {
			label = "A";
			linux,code = <BTN_0>;
			gpios = <&gpio GPIOH_6 GPIO_ACTIVE_LOW>;
			interrupt-parent = <&gpio_intc>;
			interrupts = <IRQID_GPIOH_6 IRQ_TYPE_EDGE_BOTH>;
		};

		key-2 {
			label = "B";
			linux,code = <BTN_1>;
			gpios = <&gpio GPIOH_7 GPIO_ACTIVE_LOW>;
			interrupt-parent = <&gpio_intc>;
			interrupts = <IRQID_GPIOH_7 IRQ_TYPE_EDGE_BOTH>;
		};

		key-3 {
			label = "C";
			linux,code = <BTN_2>;
			gpios = <&gpio_ao GPIOAO_2 GPIO_ACTIVE_LOW>;
			interrupt-parent = <&gpio_intc>;

Annotation

Implementation Notes