arch/arm/boot/dts/ti/omap/omap3-beagle.dts

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/ti/omap/omap3-beagle.dts

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/ti/omap/omap3-beagle.dts
Extension
.dts
Size
10321 bytes
Lines
437
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) 2012 Texas Instruments Incorporated - https://www.ti.com/
 */
/dts-v1/;

#include "omap34xx.dtsi"

/ {
	model = "TI OMAP3 BeagleBoard";
	compatible = "ti,omap3-beagle", "ti,omap3430", "ti,omap3";

	cpus {
		cpu@0 {
			cpu0-supply = <&vcc>;
		};
	};

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

	aliases {
		display0 = &dvi0;
		display1 = &tv0;
	};

	leds {
		compatible = "gpio-leds";
		led-pmu-stat {
			label = "beagleboard::pmu_stat";
			gpios = <&twl_gpio 19 GPIO_ACTIVE_HIGH>; /* LEDB */
		};

		led-heartbeat {
			label = "beagleboard::usr0";
			gpios = <&gpio5 22 GPIO_ACTIVE_HIGH>; /* 150 -> D6 LED */
			linux,default-trigger = "heartbeat";
		};

		led-mmc {
			label = "beagleboard::usr1";
			gpios = <&gpio5 21 GPIO_ACTIVE_HIGH>; /* 149 -> D7 LED */
			linux,default-trigger = "mmc0";
		};
	};

	/* HS USB Port 2 Power */
	hsusb2_power: hsusb2_power_reg {
		compatible = "regulator-fixed";
		regulator-name = "hsusb2_vbus";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		gpio = <&twl_gpio 18 GPIO_ACTIVE_HIGH>;	/* GPIO LEDA */
		startup-delay-us = <70000>;
	};

	/* HS USB Host PHY on PORT 2 */
	hsusb2_phy: hsusb2-phy-pins {
		compatible = "usb-nop-xceiv";
		reset-gpios = <&gpio5 19 GPIO_ACTIVE_LOW>;	/* gpio_147 */
		vcc-supply = <&hsusb2_power>;
		#phy-cells = <0>;
	};

	sound {
		compatible = "ti,omap-twl4030";
		ti,model = "omap3beagle";

Annotation

Implementation Notes