arch/arm64/boot/dts/freescale/imx93-tqma9352-mba91xxca.dts

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/freescale/imx93-tqma9352-mba91xxca.dts

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/freescale/imx93-tqma9352-mba91xxca.dts
Extension
.dts
Size
19702 bytes
Lines
761
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) 2022-2025 TQ-Systems GmbH <linux@ew.tq-group.com>,
 * D-82229 Seefeld, Germany.
 * Author: Markus Niebel
 * Author: Alexander Stein
 */
/dts-v1/;

#include <dt-bindings/input/input.h>
#include <dt-bindings/leds/common.h>
#include <dt-bindings/net/ti-dp83867.h>
#include <dt-bindings/pwm/pwm.h>
#include <dt-bindings/usb/pd.h>
#include "imx93-tqma9352.dtsi"

/{
	model = "TQ-Systems i.MX93 TQMa93xxLA/TQMa93xxCA on MBa91xxCA starter kit";
	compatible = "tq,imx93-tqma9352-mba91xxca", "tq,imx93-tqma9352", "fsl,imx93";
	chassis-type = "embedded";

	chosen {
		stdout-path = &lpuart1;
	};

	aliases {
		eeprom0 = &eeprom0;
		ethernet0 = &eqos;
		ethernet1 = &fec;
		gpio0 = &gpio1;
		gpio1 = &gpio2;
		gpio2 = &gpio3;
		gpio3 = &gpio4;
		i2c0 = &lpi2c1;
		i2c1 = &lpi2c2;
		i2c2 = &lpi2c3;
		mmc0 = &usdhc1;
		mmc1 = &usdhc2;
		rtc0 = &pcf85063;
		rtc1 = &bbnsm_rtc;
		serial0 = &lpuart1;
		serial1 = &lpuart2;
	};

	backlight: backlight {
		compatible = "pwm-backlight";
		pwms = <&tpm2 2 5000000 0>;
		brightness-levels = <0 4 8 16 32 64 128 255>;
		default-brightness-level = <7>;
		power-supply = <&reg_12v0>;
		enable-gpios = <&expander2 2 GPIO_ACTIVE_HIGH>;
		status = "disabled";
	};

	display: display {
		/*
		 * Display is not fixed, so compatible has to be added from
		 * DT overlay
		 */
		power-supply = <&reg_3v3>;
		enable-gpios = <&expander2 1 GPIO_ACTIVE_HIGH>;
		backlight = <&backlight>;
		status = "disabled";

		port {
			panel_in: endpoint {
			};
		};
	};

Annotation

Implementation Notes