arch/arm64/boot/dts/freescale/tqmls10xxa-mbls10xxa.dtsi

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/freescale/tqmls10xxa-mbls10xxa.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/freescale/tqmls10xxa-mbls10xxa.dtsi
Extension
.dtsi
Size
2879 bytes
Lines
158
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) 2018-2023 TQ-Systems GmbH <linux@ew.tq-group.com>,
 * D-82229 Seefeld, Germany.
 * Author: Gregor Herburger, Timo Herbrecher
 *
 * Device Tree Include file for MBLS10xxA from TQ
 */

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

/ {
	gpio-keys-polled {
		compatible = "gpio-keys-polled";
		poll-interval = <100>;
		autorepeat;

		button-0 {
			label = "button0";
			gpios = <&gpioexp3 5 GPIO_ACTIVE_LOW>;
			linux,code = <KEY_F1>;
		};

		button-1 {
			label = "button1";
			gpios = <&gpioexp3 6 GPIO_ACTIVE_LOW>;
			linux,code = <KEY_F2>;
		};
	};

	leds {
		compatible = "gpio-leds";

		led-user {
			gpios = <&gpioexp3 13 GPIO_ACTIVE_LOW>;
			color = <LED_COLOR_ID_GREEN>;
			function = LED_FUNCTION_HEARTBEAT;
			linux,default-trigger = "heartbeat";
		};
	};

	reg_3v3: regulator-3v3 {
		compatible = "regulator-fixed";
		regulator-name = "V_3V3_MB";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
	};

	sfp1: sfp1 {
		compatible = "sff,sfp";
		i2c-bus = <&sfp1_i2c>;
		mod-def0-gpios = <&gpioexp2 2 GPIO_ACTIVE_LOW>;
		los-gpios = <&gpioexp2 3 GPIO_ACTIVE_HIGH>;
		tx-fault-gpios = <&gpioexp2 0 GPIO_ACTIVE_HIGH>;
		tx-disable-gpios = <&gpioexp2 1 GPIO_ACTIVE_HIGH>;
		status = "disabled";
	};

	sfp2: sfp2 {
		compatible = "sff,sfp";
		i2c-bus = <&sfp2_i2c>;
		mod-def0-gpios = <&gpioexp2 10 GPIO_ACTIVE_LOW>;
		los-gpios = <&gpioexp2 11 GPIO_ACTIVE_HIGH>;
		tx-fault-gpios = <&gpioexp2 8 GPIO_ACTIVE_HIGH>;
		tx-disable-gpios = <&gpioexp2 9 GPIO_ACTIVE_HIGH>;
		status = "disabled";
	};
};

Annotation

Implementation Notes