arch/arm64/boot/dts/freescale/tqma8xxs-mb-smarc-2.dtsi

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/freescale/tqma8xxs-mb-smarc-2.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/freescale/tqma8xxs-mb-smarc-2.dtsi
Extension
.dtsi
Size
3793 bytes
Lines
212
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-later OR MIT)
/*
 * Copyright (c) 2018-2025 TQ-Systems GmbH <linux@ew.tq-group.com>,
 * D-82229 Seefeld, Germany.
 * Author: Alexander Stein
 */

/ {
	aliases {
		rtc0 = &rtc1;
		rtc1 = &rtc;
	};

	backlight_lvds0: backlight-lvds0 {
		compatible = "pwm-backlight";
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_backlight_lvds0>;
		/* PWM support still missing */
		brightness-levels = <0 4 8 16 32 64 128 255>;
		default-brightness-level = <7>;
		power-supply = <&reg_12v0>;
		enable-gpios = <&lsio_gpio1 2 GPIO_ACTIVE_HIGH>;
		status = "disabled";
	};

	backlight_lvds1: backlight-lvds1 {
		compatible = "pwm-backlight";
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_backlight_lvds1>;
		/* PWM support still missing */
		brightness-levels = <0 4 8 16 32 64 128 255>;
		default-brightness-level = <7>;
		power-supply = <&reg_12v0>;
		enable-gpios = <&lsio_gpio1 0 GPIO_ACTIVE_HIGH>;
		status = "disabled";
	};

	chosen {
		stdout-path = &lpuart0;
	};

	panel_lvds0: panel-lvds0 {
		/*
		 * Display is not fixed, so compatible has to be added from
		 * DT
		 */
		backlight = <&backlight_lvds0>;
		power-supply = <&reg_lvds0>;
		status = "disabled";

		port {
			panel_in_lvds0: endpoint {
			};
		};
	};

	panel_lvds1: panel-lvds1 {
		/*
		 * Display is not fixed, so compatible has to be added from
		 * DT
		 */
		backlight = <&backlight_lvds1>;
		power-supply = <&reg_lvds1>;
		status = "disabled";

		port {
			panel_in_lvds1: endpoint {
			};
		};
	};

Annotation

Implementation Notes