arch/arm/dts/imx6q-logicpd.dts

/*
 * Copyright 2018 Logic PD, Inc.
 * Based on SabreSD, Copyright 2016 Freescale Semiconductor, Inc.
 *
 * This file is dual-licensed: you can use it either under the terms
 * of the GPL or the X11 license, at your option. Note that this dual
 * licensing only applies to this file, and not this project as a
 * whole.
 *
 *  a) This file is free software; you can redistribute it and/or
 *     modify it under the terms of the GNU General Public License as
 *     published by the Free Software Foundation; either version 2 of the
 *     License, or (at your option) any later version.
 *
 *     This file is distributed in the hope that it will be useful,
 *     but WITHOUT ANY WARRANTY; without even the implied warranty of
 *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *     GNU General Public License for more details.
 *
 * Or, alternatively,
 *
 *  b) Permission is hereby granted, free of charge, to any person
 *     obtaining a copy of this software and associated documentation
 *     files (the "Software"), to deal in the Software without
 *     restriction, including without limitation the rights to use,
 *     copy, modify, merge, publish, distribute, sublicense, and/or
 *     sell copies of the Software, and to permit persons to whom the
 *     Software is furnished to do so, subject to the following
 *     conditions:
 *
 *     The above copyright notice and this permission notice shall be
 *     included in all copies or substantial portions of the Software.
 *
 *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
 *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
 *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
 *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 *     OTHER DEALINGS IN THE SOFTWARE.
 */

/dts-v1/;
#include "imx6q.dtsi"
#include "imx6-logicpd-som.dtsi"
#include "imx6-logicpd-baseboard.dtsi"

/ {
	model = "Logic PD i.MX6QD SOM-M3 (HDMI)";
	compatible = "fsl,imx6q";

	backlight: backlight_lvds {
		compatible = "pwm-backlight";
		pwms = <&pwm3 0 20000>;
		brightness-levels = <0 4 8 16 32 64 128 255>;
		default-brightness-level = <6>;
		power-supply = <&reg_lcd>;
	};

	reg_lcd: regulator-lcd {
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_lcd_reg>;
		compatible = "regulator-fixed";
		regulator-name = "lcd_panel_pwr";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		gpio = <&gpio4 17 GPIO_ACTIVE_HIGH>;
		enable-active-high;
		regulator-always-on;
		vin-supply = <&reg_3v3>;
		startup-delay-us = <500000>;
	};

	lcd_reset: lcd_reset {
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_lcd_reset>;
		compatible = "regulator-fixed";
		regulator-name = "nLCD_RESET";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		gpio = <&gpio5 2 GPIO_ACTIVE_HIGH>;
		enable-active-high;
		regulator-always-on;
		vin-supply = <&reg_lcd>;
	};

	panel-lvds0 {
		compatible = "ampire,am800480b3tmqw";
		backlight = <&backlight>;

		port {
			panel_in_lvds0: endpoint {
				remote-endpoint = <&lvds0_out>;
			};
		};
	};
};

&hdmi {
	ddc-i2c-bus = <&i2c3>;
	status = "okay";
};

&i2c1 {
	ili_touch: ilitouch@26 {
		compatible = "ili,ili2117a";
		reg = <0x26>;
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_touchscreen>;
		interrupts-extended = <&gpio1 6 IRQ_TYPE_EDGE_RISING>;
		ili2117a,poll-period = <10>;
		ili2117a,max-touch = <2>;
	};
};

&reg_hdmi {
	regulator-always-on;
};

&ldb {
	status = "okay";

	lvds-channel@0 {
		fsl,data-mapping = "spwg";
		fsl,data-width = <24>;
		status = "okay";

		port@4 {
			reg = <4>;

			lvds0_out: endpoint {
				remote-endpoint = <&panel_in_lvds0>;
			};
		};
	};

};

&clks {
	assigned-clocks = <&clks IMX6QDL_CLK_LDB_DI0_SEL>,
			  <&clks IMX6QDL_CLK_LDB_DI1_SEL>,
			  <&clks IMX6QDL_CLK_IPU1_DI0_PRE_SEL>,
			  <&clks IMX6QDL_CLK_IPU2_DI0_PRE_SEL>;
	assigned-clock-parents = <&clks IMX6QDL_CLK_PLL5_VIDEO_DIV>,
				 <&clks IMX6QDL_CLK_PLL5_VIDEO_DIV>,
				 <&clks IMX6QDL_CLK_PLL2_PFD2_396M>,
				 <&clks IMX6QDL_CLK_PLL2_PFD2_396M>;
};

&pwm3 {
	status = "okay";
};

&usdhc2 {
	cd-gpios = <&gpio1 4 GPIO_ACTIVE_LOW>;
};

&iomuxc {
	pinctrl_lcd_reg: lcdreg {
		fsl,pins = <
			MX6QDL_PAD_DI0_PIN15__GPIO4_IO17	0x100b0	/* R_LCD_PANEL_PWR */
		>;
	};

	pinctrl_lcd_reset: lcdreset {
		fsl,pins = <
			MX6QDL_PAD_EIM_A25__GPIO5_IO02      0x100b0	/* LCD_nRESET */
		>;
	};

	pinctrl_touchscreen: touchscreengrp {
		fsl,pins = <
			MX6QDL_PAD_GPIO_6__GPIO1_IO06	0x1b0b0	/* TOUCH_nPINTDAV */
		>;
	};
};