u-boot/arch/arm/dts/am571x-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 "dra72x.dtsi"
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/interrupt-controller/irq.h>
#include "am57xx-idk-common.dtsi"
#include "dra7-mmc-iodelay.dtsi"
#include "dra72x-mmc-iodelay.dtsi"

/ {
	model = "TI AM5718 IDK";
	compatible = "ti,am5718-idk", "ti,am5718", "ti,dra7";

	memory@80000000 {
		device_type = "memory";
		reg = <0x0 0x80000000 0x0 0x40000000>;
	};

	leds {
		compatible = "gpio-leds";
		cpu0-led {
			label = "status0:red:cpu0";
			gpios = <&gpio2 25 GPIO_ACTIVE_HIGH>;
			default-state = "off";
			linux,default-trigger = "cpu0";
		};

		usr0-led {
			label = "status0:green:usr";
			gpios = <&gpio2 26 GPIO_ACTIVE_HIGH>;
			default-state = "off";
		};

		heartbeat-led {
			label = "status0:blue:heartbeat";
			gpios = <&gpio2 27 GPIO_ACTIVE_HIGH>;
			default-state = "off";
			linux,default-trigger = "heartbeat";
		};

		usr1-led {
			label = "status1:red:usr";
			gpios = <&gpio2 28 GPIO_ACTIVE_HIGH>;
			default-state = "off";
		};

		usr2-led {
			label = "status1:green:usr";
			gpios = <&gpio2 21 GPIO_ACTIVE_HIGH>;
			default-state = "off";
		};

		mmc0-led {
			label = "status1:blue:mmc0";
			gpios = <&gpio2 19 GPIO_ACTIVE_HIGH>;
			default-state = "off";
			linux,default-trigger = "mmc0";
		};
	};
};

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

&extcon_usb2 {
	id-gpio = <&gpio5 7 GPIO_ACTIVE_HIGH>;
	vbus-gpio = <&gpio7 22 GPIO_ACTIVE_HIGH>;
};

&mailbox5 {
	status = "okay";
	mbox_ipu1_ipc3x: mbox_ipu1_ipc3x {
		status = "okay";
	};
	mbox_dsp1_ipc3x: mbox_dsp1_ipc3x {
		status = "okay";
	};
};

&mailbox6 {
	status = "okay";
	mbox_ipu2_ipc3x: mbox_ipu2_ipc3x {
		status = "okay";
	};
};

&pcie1_rc {
	status = "okay";
	gpios = <&gpio3 23 GPIO_ACTIVE_HIGH>;
};

&pcie1_ep {
	gpios = <&gpio3 23 GPIO_ACTIVE_HIGH>;
};

&mmc1 {
	pinctrl-names = "default", "hs";
	pinctrl-0 = <&mmc1_pins_default_no_clk_pu>;
	pinctrl-1 = <&mmc1_pins_hs>;
};

&mmc2 {
	pinctrl-names = "default", "hs", "ddr_1_8v";
	pinctrl-0 = <&mmc2_pins_default>;
	pinctrl-1 = <&mmc2_pins_hs>;
	pinctrl-2 = <&mmc2_pins_ddr_rev20 &mmc2_iodelay_ddr_conf>;
};