u-boot/arch/arm/dts/imx6ul-pico-pi.dts

// SPDX-License-Identifier: (GPL-2.0 OR MIT)
//
// Copyright 2015 Technexion Ltd.
//
// Author: Wig Cheng  <wig.cheng@technexion.com>
//	   Richard Hu <richard.hu@technexion.com>
//	   Tapani Utriainen <tapani@technexion.com>
/dts-v1/;

#include "imx6ul-pico.dtsi"
/ {
	model = "TechNexion PICO-IMX6UL and PI baseboard";
	compatible = "technexion,imx6ul-pico-pi", "fsl,imx6ul";

	leds {
		compatible = "gpio-leds";
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_gpio_leds>;

		led {
			label = "gpio-led";
			gpios = <&gpio4 20 GPIO_ACTIVE_HIGH>;
		};
	};

	sound {
		compatible = "fsl,imx-audio-sgtl5000";
		model = "imx6ul-sgtl5000";
		audio-cpu = <&sai1>;
		audio-codec = <&sgtl5000>;
		audio-routing =
			"LINE_IN", "Line In Jack",
			"MIC_IN", "Mic Jack",
			"Mic Jack", "Mic Bias",
			"Headphone Jack", "HP_OUT";
	};

	sys_mclk: clock-sys-mclk {
		compatible = "fixed-clock";
		#clock-cells = <0>;
		clock-frequency = <24576000>;
	};
};

&i2c2 {
	clock-frequency = <100000>;
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_i2c2>;
	status = "okay";

	sgtl5000: codec@a {
		reg = <0x0a>;
		compatible = "fsl,sgtl5000";
		clocks = <&sys_mclk>;
		VDDA-supply = <&reg_2p5v>;
		VDDIO-supply = <&reg_3p3v>;
	};
};

&i2c3 {
	clock-frequency = <100000>;
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_i2c3>;
	status = "okay";

	polytouch: touchscreen@38 {
		compatible = "edt,edt-ft5x06";
		reg = <0x38>;
		interrupt-parent = <&gpio1>;
		interrupts = <29 IRQ_TYPE_EDGE_FALLING>;
		reset-gpios = <&gpio4 24 GPIO_ACTIVE_LOW>;
		touchscreen-size-x = <800>;
		touchscreen-size-y = <480>;
	};
};

&iomuxc {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_hog>;

	pinctrl_hog: hoggrp {
		fsl,pins = <
			MX6UL_PAD_CSI_VSYNC__GPIO4_IO19		0x10b0
			MX6UL_PAD_CSI_DATA00__GPIO4_IO21	0x10b0
			MX6UL_PAD_CSI_DATA01__GPIO4_IO22	0x10b0
			MX6UL_PAD_CSI_DATA02__GPIO4_IO23	0x10b0
			MX6UL_PAD_UART1_CTS_B__GPIO1_IO18	0x10b0
			MX6UL_PAD_SNVS_TAMPER2__GPIO5_IO02	0x10b0
		>;
	};

	pinctrl_gpio_leds: gpioledsgrp {
		fsl,pins = <
			MX6UL_PAD_CSI_HSYNC__GPIO4_IO20		0x10b0
		>;
	};
};