arch/arm/boot/dts/nxp/imx/imx6qdl-dhcom-pdk2.dtsi

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/nxp/imx/imx6qdl-dhcom-pdk2.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/nxp/imx/imx6qdl-dhcom-pdk2.dtsi
Extension
.dtsi
Size
7833 bytes
Lines
355
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 (C) 2015-2021 DH electronics GmbH
 * Copyright (C) 2018 Marek Vasut <marex@denx.de>
 */

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

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

	clk_ext_audio_codec: clock-codec {
		#clock-cells = <0>;
		clock-frequency = <24000000>;
		compatible = "fixed-clock";
	};

	display_bl: display-bl {
		brightness-levels = <0 16 22 30 40 55 75 102 138 188 255>;
		compatible = "pwm-backlight";
		default-brightness-level = <8>;
		enable-gpios = <&gpio3 27 GPIO_ACTIVE_HIGH>; /* GPIO G */
		pwms = <&pwm1 0 50000 PWM_POLARITY_INVERTED>;
		status = "okay";
	};

	lcd_display: disp0 {
		#address-cells = <1>;
		#size-cells = <0>;
		compatible = "fsl,imx-parallel-display";
		interface-pix-fmt = "rgb24";
		pinctrl-0 = <&pinctrl_ipu1_lcdif &pinctrl_dhcom_g>;
		pinctrl-names = "default";
		status = "okay";

		port@0 {
			reg = <0>;

			lcd_display_in: endpoint {
				remote-endpoint = <&ipu1_di0_disp0>;
			};
		};

		port@1 {
			reg = <1>;

			lcd_display_out: endpoint {
				remote-endpoint = <&lcd_panel_in>;
			};
		};
	};

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

		button-0 {
			gpios = <&gpio1 2 GPIO_ACTIVE_LOW>; /* GPIO A */
			label = "TA1-GPIO-A";
			linux,code = <KEY_A>;
			pinctrl-0 = <&pinctrl_dhcom_a>;
			pinctrl-names = "default";
			wakeup-source;
		};

		button-1 {

Annotation

Implementation Notes