linux/arch/arm/boot/dts/imx6dl-tx6u-81xx-mb7.dts

/*
 * Copyright 2016 Lothar Waßmann <LW@KARO-electronics.de>
 *
 * 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
 *     version 2 as published by the Free Software Foundation.
 *
 *     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 "imx6dl.dtsi"
#include "imx6qdl-tx6.dtsi"

/ {
	model = "Ka-Ro electronics TX6U-81xx Module on MB7 baseboard";
	compatible = "karo,imx6dl-tx6dl", "fsl,imx6dl";

	aliases {
		display = &lvds0;
		lvds0 = &lvds0;
		lvds1 = &lvds1;
	};

	backlight0: backlight0 {
		compatible = "pwm-backlight";
		pwms = <&pwm2 0 500000 PWM_POLARITY_INVERTED>;
		power-supply = <&reg_lcd0_pwr>;
		/*
		 * a poor man's way to create a 1:1 relationship between
		 * the PWM value and the actual duty cycle
		 */
		brightness-levels = < 0  1  2  3  4  5  6  7  8  9
				     10 11 12 13 14 15 16 17 18 19
				     20 21 22 23 24 25 26 27 28 29
				     30 31 32 33 34 35 36 37 38 39
				     40 41 42 43 44 45 46 47 48 49
				     50 51 52 53 54 55 56 57 58 59
				     60 61 62 63 64 65 66 67 68 69
				     70 71 72 73 74 75 76 77 78 79
				     80 81 82 83 84 85 86 87 88 89
				     90 91 92 93 94 95 96 97 98 99
				    100>;
		default-brightness-level = <50>;
	};

	backlight1: backlight1 {
		compatible = "pwm-backlight";
		pwms = <&pwm1 0 500000 PWM_POLARITY_INVERTED>;
		power-supply = <&reg_lcd1_pwr>;
		/*
		 * a poor man's way to create a 1:1 relationship between
		 * the PWM value and the actual duty cycle
		 */
		brightness-levels = < 0  1  2  3  4  5  6  7  8  9
				     10 11 12 13 14 15 16 17 18 19
				     20 21 22 23 24 25 26 27 28 29
				     30 31 32 33 34 35 36 37 38 39
				     40 41 42 43 44 45 46 47 48 49
				     50 51 52 53 54 55 56 57 58 59
				     60 61 62 63 64 65 66 67 68 69
				     70 71 72 73 74 75 76 77 78 79
				     80 81 82 83 84 85 86 87 88 89
				     90 91 92 93 94 95 96 97 98 99
				    100>;
		default-brightness-level = <50>;
	};
};

&can1 {
	status = "disabled";
};

&can2 {
	xceiver-supply = <&reg_3v3>;
};

&i2c3 {
	polytouch1: eeti@04 {
		compatible = "eeti,egalax_ts";
		reg = <0x04>;
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_eeti>;
		interrupts-extended = <&gpio3 22 IRQ_TYPE_EDGE_FALLING>;
		wakeup-gpios = <&gpio3 22 GPIO_ACTIVE_HIGH>;
		wakeup-source;
	};
};

&kpp {
	status = "disabled"; /* pads partially clash with backlight1 PWM */
};

&ldb {
	status = "okay";

	lvds0: lvds-channel@0 {
		fsl,data-mapping = "spwg";
		fsl,data-width = <18>;
		status = "okay";

		display-timings {
			native-mode = <&lvds0_timing1>;

			lvds0_timing0: hsd100pxn1 {
				clock-frequency = <65000000>;
				hactive = <1024>;
				vactive = <768>;
				hback-porch = <220>;
				hfront-porch = <40>;
				vback-porch = <21>;
				vfront-porch = <7>;
				hsync-len = <60>;
				vsync-len = <10>;
				hsync-active = <0>;
				vsync-active = <0>;
				de-active = <1>;
				pixelclk-active = <1>;
			};

			lvds0_timing1: VGA {
				clock-frequency = <25200000>;
				hactive = <640>;
				vactive = <480>;
				hback-porch = <48>;
				hfront-porch = <16>;
				vback-porch = <31>;
				vfront-porch = <12>;
				hsync-len = <96>;
				vsync-len = <2>;
				hsync-active = <0>;
				vsync-active = <0>;
				de-active = <1>;
				pixelclk-active = <0>;
			};

			lvds0_timing2: nl12880bc20 {
				clock-frequency = <71000000>;
				hactive = <1280>;
				vactive = <800>;
				hback-porch = <50>;
				hfront-porch = <50>;
				vback-porch = <5>;
				vfront-porch = <5>;
				hsync-len = <60>;
				vsync-len = <13>;
				hsync-active = <0>;
				vsync-active = <0>;
				de-active = <1>;
				pixelclk-active = <1>;
			};
		};
	};

	lvds1: lvds-channel@1 {
		fsl,data-mapping = "spwg";
		fsl,data-width = <18>;
		status = "okay";

		display-timings {
			native-mode = <&lvds1_timing2>;

			lvds1_timing0: hsd100pxn1 {
				clock-frequency = <65000000>;
				hactive = <1024>;
				vactive = <768>;
				hback-porch = <220>;
				hfront-porch = <40>;
				vback-porch = <21>;
				vfront-porch = <7>;
				hsync-len = <60>;
				vsync-len = <10>;
				hsync-active = <0>;
				vsync-active = <0>;
				de-active = <1>;
				pixelclk-active = <1>;
			};

			lvds1_timing1: VGA {
				clock-frequency = <25200000>;
				hactive = <640>;
				vactive = <480>;
				hback-porch = <48>;
				hfront-porch = <16>;
				vback-porch = <31>;
				vfront-porch = <12>;
				hsync-len = <96>;
				vsync-len = <2>;
				hsync-active = <0>;
				vsync-active = <0>;
				de-active = <1>;
				pixelclk-active = <0>;
			};

			lvds1_timing2: nl12880bc20 {
				clock-frequency = <71000000>;
				hactive = <1280>;
				vactive = <800>;
				hback-porch = <50>;
				hfront-porch = <50>;
				vback-porch = <5>;
				vfront-porch = <5>;
				hsync-len = <60>;
				vsync-len = <13>;
				hsync-active = <0>;
				vsync-active = <0>;
				de-active = <1>;
				pixelclk-active = <1>;
			};
		};
	};
};

&pwm1 {
	status = "okay";
};

&iomuxc {
	pinctrl_eeti: eetigrp {
		fsl,pins = <
			MX6QDL_PAD_EIM_D22__GPIO3_IO22 0x1b0b1 /* Interrupt */
		>;
	};
};