arch/arm/boot/dts/amlogic/meson8m2-mxiii-plus.dts

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/amlogic/meson8m2-mxiii-plus.dts

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/amlogic/meson8m2-mxiii-plus.dts
Extension
.dts
Size
5435 bytes
Lines
294
Domain
Architecture Layer
Bucket
arch/arm
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 Oleg Ivanov <balbes-150@yandex.ru>
 * Copyright (c) 2018 Martin Blumenstingl <martin.blumenstingl@googlemail.com>
 */

/dts-v1/;

#include "meson8m2.dtsi"

#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>

/ {
	model = "Tronsmart MXIII Plus";
	compatible = "tronsmart,mxiii-plus", "amlogic,meson8m2";

	aliases {
		ethernet0 = &ethmac;
		i2c0 = &i2c_AO;
		serial0 = &uart_AO;
		mmc0 = &sd_card_slot;
	};

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

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

	adc-keys {
		compatible = "adc-keys";
		io-channels = <&saradc 0>;
		io-channel-names = "buttons";
		keyup-threshold-microvolt = <1710000>;

		button-function {
			label = "Function";
			linux,code = <KEY_FN>;
			press-threshold-microvolt = <10000>;
		};
	};

	sdio_pwrseq: sdio-pwrseq {
		compatible = "mmc-pwrseq-simple";

		pinctrl-0 = <&xtal_32k_out_pins>;
		pinctrl-names = "default";

		reset-gpios = <&gpio GPIOX_11 GPIO_ACTIVE_LOW>,
			      <&gpio_ao GPIOAO_6 GPIO_ACTIVE_LOW>;

		clocks = <&xtal_32k_out>;
		clock-names = "ext_clock";
	};

	vcc_3v3: regulator-vcc3v3 {
		compatible = "regulator-fixed";
		regulator-name = "VCC3V3";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
	};

	xtal_32k_out: xtal-32k-out-clk {
		compatible = "fixed-clock";
		#clock-cells = <0>;
		clock-frequency = <32768>;

Annotation

Implementation Notes