arch/arm/boot/dts/ti/omap/am335x-tqma335x.dtsi

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/ti/omap/am335x-tqma335x.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/ti/omap/am335x-tqma335x.dtsi
Extension
.dtsi
Size
5595 bytes
Lines
271
Domain
Architecture Layer
Bucket
arch/arm
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
/*
 * Copyright (c) 2014-2025 TQ-Systems GmbH <linux@ew.tq-group.com>, D-82229 Seefeld, Germany.
 * Authors: Gregor Herburger, Matthias Schiffer
 *
 * Based on:
 * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/
 */

#include <dt-bindings/interrupt-controller/irq.h>
#include "am33xx.dtsi"

/ {
	compatible = "tq,tqma3359", "ti,am33xx";

	aliases {
		mmc0 = &mmc2;
		mmc1 = &mmc1;
		/delete-property/ mmc2;
		rtc0 = &tps;
		rtc1 = &ds1339;
		rtc2 = &rtc;
	};

	memory@80000000 {
		device_type = "memory";
		reg = <0x80000000 0x10000000>; /* 256 MB */
	};

	/* SOM input voltage */
	vcc3v3in: regulator-vcc3v3in {
		compatible = "regulator-fixed";
		regulator-name = "VCC3V3IN";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		regulator-boot-on;
	};

	/*
	 * Regulator is enabled by PMIC power sequence. The supplied voltage
	 * rail is also usable on baseboard.
	 */
	vddshv: regulator-vddshv {
		compatible = "regulator-fixed";
		regulator-name = "VDDSHV";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		regulator-boot-on;
		vin-supply = <&vcc3v3in>;
	};
};

&am33xx_pinmux {
	i2c0_pins: i2c0-pins {
		pinctrl-single,pins = <
			/* i2c0_sda.i2c0_sda */
			AM33XX_PADCONF(AM335X_PIN_I2C0_SDA, PIN_INPUT_PULLUP, MUX_MODE0)
			/* i2c0_scl.i2c0_scl */
			AM33XX_PADCONF(AM335X_PIN_I2C0_SCL, PIN_INPUT_PULLUP, MUX_MODE0)
		>;
	};

	mmc2_pins: mmc2-pins {
		pinctrl-single,pins = <
			/* gpmc_ad0.mmc1_dat0 */
			AM33XX_PADCONF(AM335X_PIN_GPMC_AD0, SLEWCTRL_SLOW | PIN_INPUT_PULLUP, MUX_MODE1)
			/* gpmc_ad1.mmc1_dat1 */
			AM33XX_PADCONF(AM335X_PIN_GPMC_AD1, SLEWCTRL_SLOW | PIN_INPUT_PULLUP, MUX_MODE1)
			/* gpmc_ad2.mmc1_dat2 */
			AM33XX_PADCONF(AM335X_PIN_GPMC_AD2, SLEWCTRL_SLOW | PIN_INPUT_PULLUP, MUX_MODE1)

Annotation

Implementation Notes