arch/arm64/boot/dts/freescale/imx8mp-kontron-dl.dtso

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/freescale/imx8mp-kontron-dl.dtso

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/freescale/imx8mp-kontron-dl.dtso
Extension
.dtso
Size
2612 bytes
Lines
132
Domain
Architecture Layer
Bucket
arch/arm64
Inferred role
Architecture Layer: arch/arm64
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) 2023 Kontron Electronics GmbH
 */

/dts-v1/;
/plugin/;

#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/interrupt-controller/irq.h>
#include "imx8mp-pinfunc.h"

&{/} {
	model = "Kontron DL i.MX8MP OSM-S";
	compatible = "kontron,imx8mp-bl-osm-s", "kontron,imx8mp-osm-s", "fsl,imx8mp";

	backlight: backlight {
		compatible = "pwm-backlight";
		pwms = <&pwm1 0 50000 0>;
		brightness-levels = <0 100>;
		num-interpolated-steps = <100>;
		default-brightness-level = <100>;
	};

	panel {
		compatible = "jenson,bl-jt60050-01a", "panel-lvds";
		backlight = <&backlight>;
		data-mapping = "vesa-24";
		enable-gpios = <&gpio1 8 GPIO_ACTIVE_HIGH>;
		power-supply = <&reg_vcc_panel>;
		height-mm = <86>;
		width-mm = <154>;

		panel-timing {
			clock-frequency = <50000000>;
			hactive = <1024>;
			hback-porch = <160>;
			hfront-porch = <160>;
			hsync-len = <1>;
			vactive = <600>;
			vback-porch = <23>;
			vfront-porch = <12>;
			vsync-len = <1>;
		};

		port {
			panel_in_lvds0: endpoint {
				remote-endpoint = <&ldb_lvds_ch0>;
			};
		};
	};
};

&gpio4 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_gpio4>, <&pinctrl_panel_stby>;

	panel-rst-hog {
		gpio-hog;
		gpios = <21 GPIO_ACTIVE_HIGH>;
		output-high;
		line-name = "panel-reset";
	};

	panel-stby-hog {
		gpio-hog;
		gpios = <28 GPIO_ACTIVE_HIGH>;
		output-high;
		line-name = "panel-standby";
	};

Annotation

Implementation Notes