arch/arm/boot/dts/ti/omap/am335x-pcm-953.dtsi

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/ti/omap/am335x-pcm-953.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/ti/omap/am335x-pcm-953.dtsi
Extension
.dtsi
Size
6489 bytes
Lines
237
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) 2014-2017 Phytec Messtechnik GmbH
 * Author: Wadim Egorov <w.egorov@phytec.de>
 *	   Teresa Remmet <t.remmet@phytec.de>
 */

#include <dt-bindings/input/input.h>

/ {
	model = "Phytec AM335x PCM-953";
	compatible = "phytec,am335x-pcm-953", "phytec,am335x-phycore-som", "ti,am33xx";

	/* Power */
	vcc3v3: fixedregulator1 {
		compatible = "regulator-fixed";
		regulator-name = "vcc3v3";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		regulator-boot-on;
	};

	vcc1v8: fixedregulator2 {
		compatible = "regulator-fixed";
		regulator-name = "vcc1v8";
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <1800000>;
		regulator-boot-on;
	};

	/* User IO */
	user_leds: user-leds {
		compatible = "gpio-leds";
		pinctrl-names = "default";
		pinctrl-0 = <&user_leds_pins>;

		user-led0 {
			gpios = <&gpio1 30 GPIO_ACTIVE_HIGH>;
			default-state = "on";
		};

		user-led1 {
			gpios = <&gpio1 31 GPIO_ACTIVE_LOW>;
			default-state = "on";
		};
	};

	user_buttons: user-buttons {
		compatible = "gpio-keys";
		pinctrl-names = "default";
		pinctrl-0 = <&user_buttons_pins>;

		button-0 {
			label = "home";
			linux,code = <KEY_HOME>;
			gpios = <&gpio3 7 GPIO_ACTIVE_HIGH>;
			wakeup-source;
		};

		button-1 {
			label = "menu";
			linux,code = <KEY_MENU>;
			gpios = <&gpio3 8 GPIO_ACTIVE_HIGH>;
			wakeup-source;
		};

	};
};

&am33xx_pinmux {

Annotation

Implementation Notes