linux-libre/arch/arm/boot/dts/am572x-idk.dts

/*
 * Copyright (C) 2015-2016 Texas Instruments Incorporated - http://www.ti.com/
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 */

/dts-v1/;

#include "dra74x.dtsi"
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/interrupt-controller/irq.h>
#include "am57xx-idk-common.dtsi"

/ {
	model = "TI AM5728 IDK";
	compatible = "ti,am5728-idk", "ti,am5728", "ti,dra742", "ti,dra74",
		     "ti,dra7";

	memory@0 {
		device_type = "memory";
		reg = <0x0 0x80000000 0x0 0x80000000>;
	};

	extcon_usb2: extcon_usb2 {
		compatible = "linux,extcon-usb-gpio";
		id-gpio = <&gpio3 16 GPIO_ACTIVE_HIGH>;
	};

	status-leds {
		compatible = "gpio-leds";
		cpu0-led {
			label = "status0:red:cpu0";
			gpios = <&gpio4 0 GPIO_ACTIVE_HIGH>;
			default-state = "off";
			linux,default-trigger = "cpu0";
		};

		usr0-led {
			label = "status0:green:usr";
			gpios = <&gpio3 11 GPIO_ACTIVE_HIGH>;
			default-state = "off";
		};

		heartbeat-led {
			label = "status0:blue:heartbeat";
			gpios = <&gpio3 12 GPIO_ACTIVE_HIGH>;
			default-state = "off";
			linux,default-trigger = "heartbeat";
		};

		cpu1-led {
			label = "status1:red:cpu1";
			gpios = <&gpio3 10 GPIO_ACTIVE_HIGH>;
			default-state = "off";
			linux,default-trigger = "cpu1";
		};

		usr1-led {
			label = "status1:green:usr";
			gpios = <&gpio7 23 GPIO_ACTIVE_HIGH>;
			default-state = "off";
		};

		mmc0-led {
			label = "status1:blue:mmc0";
			gpios = <&gpio7 22 GPIO_ACTIVE_HIGH>;
			default-state = "off";
			linux,default-trigger = "mmc0";
		};
	};
};

&omap_dwc3_2 {
	extcon = <&extcon_usb2>;
};

&mmc1 {
	status = "okay";
	vmmc-supply = <&v3_3d>;
	vmmc_aux-supply = <&ldo1_reg>;
	bus-width = <4>;
	cd-gpios = <&gpio6 27 0>; /* gpio 219 */
};