u-boot/arch/arm/dts/imx8mm-kontron-n801x-s-lvds.dts

// SPDX-License-Identifier: GPL-2.0
/*
 * Copyright (C) 2019 Kontron Electronics GmbH
 */

#include "imx8mm-kontron-n801x-s.dts"

/ {
	model = "Kontron i.MX8MM N801X S LVDS";
	compatible = "kontron,imx8mm-n801x-s-lvds", "fsl,imx8mm";

	backlight: backlight {
		compatible = "pwm-backlight";
		pwms = <&pwm1 0 50000>; /* period = 5000000 ns => f = 200 Hz */
		power-supply = <&reg_vdd_24v>;
		brightness-levels = <0 100>;
		num-interpolated-steps = <100>;
		default-brightness-level = <100>;
		status = "okay";
	};

	reg_panel_pwr: regpanel-pwr {
		compatible = "regulator-fixed";
		regulator-name = "reg_panel_pwr";
		regulator-always-on;
		gpio = <&gpio3 19 GPIO_ACTIVE_HIGH>;
		enable-active-high;
	};

	reg_panel_rst: regpanel-rst {
		compatible = "regulator-fixed";
		regulator-name = "reg_panel_rst";
		regulator-always-on;
		gpio = <&gpio3 20 GPIO_ACTIVE_HIGH>;
		enable-active-high;
	};

	reg_panel_stby: regpanel-stby {
		compatible = "regulator-fixed";
		regulator-name = "reg_panel_stby";
		regulator-always-on;
		gpio = <&gpio3 21 GPIO_ACTIVE_HIGH>;
		enable-active-high;
	};

	reg_panel_hinv: regpanel-hinv {
		compatible = "regulator-fixed";
		regulator-name = "reg_panel_hinv";
		regulator-always-on;
		gpio = <&gpio3 24 GPIO_ACTIVE_HIGH>;
		enable-active-high;
	};

	reg_panel_vinv: regpanel-vinv {
		compatible = "regulator-fixed";
		regulator-name = "reg_panel_vinv";
		gpio = <&gpio3 25 GPIO_ACTIVE_HIGH>;
		enable-active-high;
	};

	reg_vdd_24v: regulator-24v {
		compatible = "regulator-fixed";
		regulator-name = "reg-vdd-24v";
		regulator-min-microvolt = <24000000>;
		regulator-max-microvolt = <24000000>;
		regulator-boot-on;
		regulator-always-on;
		status = "okay";
	};
};

&i2c2 {
	status = "okay";

	gt911@5d {
		compatible = "goodix,gt928";
		reg = <0x5d>;
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_touch>;
		interrupt-parent = <&gpio3>;
		interrupts = <22 8>;
		reset-gpios = <&gpio3 23 0>;
		irq-gpios = <&gpio3 22 0>;
	};
};

&pwm1 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_pwm1>;
	#pwm-cells = <2>;
	status = "okay";
};

&iomuxc {
	pinctrl_panel: panelgrp {
		fsl,pins = <
			MX8MM_IOMUXC_SAI5_RXFS_GPIO3_IO19	0x19 /* TFT-PWR - family */
			MX8MM_IOMUXC_SAI5_RXC_GPIO3_IO20	0x19 /* RESET family */
			MX8MM_IOMUXC_SAI5_RXD0_GPIO3_IO21	0x19 /* STBY family */
			MX8MM_IOMUXC_SAI5_RXD3_GPIO3_IO24	0x19 /* HINV panel */
			MX8MM_IOMUXC_SAI5_MCLK_GPIO3_IO25	0x19 /* VINV panel */
		>;
	};

	pinctrl_pwm1: pwm1grp {
		fsl,pins = <
			MX8MM_IOMUXC_SPDIF_EXT_CLK_PWM1_OUT	0x6
		>;
	};

	pinctrl_touch: touchgrp {
		fsl,pins = <
			MX8MM_IOMUXC_SAI5_RXD1_GPIO3_IO22	0x19 /* Touch Interrupt */
			MX8MM_IOMUXC_SAI5_RXD2_GPIO3_IO23	0x19 /* Touch Reset */
		>;
	};
};