arch/arm64/boot/dts/ti/k3-am642-tqma64xxl-mbax4xxl.dts

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/ti/k3-am642-tqma64xxl-mbax4xxl.dts

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/ti/k3-am642-tqma64xxl-mbax4xxl.dts
Extension
.dts
Size
27343 bytes
Lines
1057
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-only OR MIT
/*
 * Copyright (C) 2021 Texas Instruments Incorporated - https://www.ti.com/
 * Copyright (c) 2022-2024 TQ-Systems GmbH <linux@ew.tq-group.com>, D-82229 Seefeld, Germany.
 */

/dts-v1/;

#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>
#include <dt-bindings/leds/common.h>
#include <dt-bindings/net/ti-dp83867.h>
#include <dt-bindings/phy/phy.h>
#include <dt-bindings/pwm/pwm.h>
#include "k3-serdes.h"

#include "k3-am642-tqma64xxl.dtsi"

/ {
	compatible = "tq,am642-tqma6442l-mbax4xxl", "tq,am642-tqma6442l",
		     "ti,am642";
	model = "TQ-Systems TQMa64xxL SoM on MBax4xxL carrier board";
	chassis-type = "embedded";

	aliases {
		ethernet0 = &cpsw_port1;
		ethernet1 = &icssg1_emac0;
		ethernet2 = &icssg1_emac1;
		i2c1 = &mcu_i2c0;
		mmc1 = &sdhci1;
		serial0 = &mcu_uart0;
		serial1 = &mcu_uart1;
		serial2 = &main_uart0;
		serial3 = &main_uart1;
		serial4 = &main_uart2;
		serial5 = &main_uart4;
		serial6 = &main_uart5;
		serial7 = &main_uart3;
		spi1 = &main_spi0;
		spi2 = &mcu_spi0;
	};

	chosen {
		stdout-path = &main_uart0;
	};

	gpio-keys {
		compatible = "gpio-keys";
		pinctrl-names = "default";
		pinctrl-0 = <&mcu_gpio_keys_pins>;

		user-button {
			label = "USER_BUTTON";
			linux,code = <BTN_0>;
			gpios = <&mcu_gpio0 5 GPIO_ACTIVE_LOW>;
		};
	};

	gpio-leds {
		compatible = "gpio-leds";
		pinctrl-names = "default";
		pinctrl-0 = <&mcu_gpio_leds_pins>;

		led-0 {
			gpios = <&mcu_gpio0 8 GPIO_ACTIVE_HIGH>;
			color = <LED_COLOR_ID_GREEN>;
			function = LED_FUNCTION_INDICATOR;
		};
		led-1 {
			gpios = <&mcu_gpio0 9 GPIO_ACTIVE_HIGH>;

Annotation

Implementation Notes