arch/arm/boot/dts/nxp/imx/imx50-kobo-aura.dts

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/nxp/imx/imx50-kobo-aura.dts

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/nxp/imx/imx50-kobo-aura.dts
Extension
.dts
Size
7195 bytes
Lines
346
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+
// Copyright 2019 Jonathan Neuschäfer
//
// The Kobo Aura e-book reader, model N514. The mainboard is marked as E606F0B.

/dts-v1/;
#include "imx50.dtsi"
#include <dt-bindings/input/input.h>
#include <dt-bindings/interrupt-controller/irq.h>

/ {
	model = "Kobo Aura (N514)";
	compatible = "kobo,aura", "fsl,imx50";

	chosen {
		stdout-path = "serial1:115200n8";
	};

	memory@70000000 {
		device_type = "memory";
		reg = <0x70000000 0x10000000>;
	};

	gpio-leds {
		compatible = "gpio-leds";
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_leds>;

		led-on {
			label = "kobo_aura:orange:on";
			gpios = <&gpio6 24 GPIO_ACTIVE_LOW>;
			panic-indicator;
		};
	};

	gpio-keys {
		compatible = "gpio-keys";
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_gpiokeys>;

		key-power {
			label = "Power Button";
			gpios = <&gpio4 10 GPIO_ACTIVE_LOW>;
			linux,code = <KEY_POWER>;
		};

		event-hallsensor {
			label = "Hallsensor";
			gpios = <&gpio5 15 GPIO_ACTIVE_LOW>;
			linux,code = <KEY_RESERVED>;
			linux,input-type = <EV_SW>;
		};

		event-frontlight {
			label = "Frontlight";
			gpios = <&gpio4 1 GPIO_ACTIVE_LOW>;
			linux,code = <KEY_DISPLAYTOGGLE>;
		};
	};

	epd_pmic_supply: regulator-epd-pmic-in {
		compatible = "regulator-fixed";
		regulator-name = "epd_pmic_supply";
		gpio = <&gpio1 27 GPIO_ACTIVE_HIGH>;
		enable-active-high;
		startup-delay-us = <20000>;
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_epd_pmic_supply>;
	};

Annotation

Implementation Notes