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

   1 /*
   2  * Copyright 2016 Lothar Waßmann <LW@KARO-electronics.de>
   3  *
   4  * This file is dual-licensed: you can use it either under the terms
   5  * of the GPL or the X11 license, at your option. Note that this dual
   6  * licensing only applies to this file, and not this project as a
   7  * whole.
   8  *
   9  *  a) This file is free software; you can redistribute it and/or
  10  *     modify it under the terms of the GNU General Public License
  11  *     version 2 as published by the Free Software Foundation.
  12  *
  13  *     This file is distributed in the hope that it will be useful,
  14  *     but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  *     GNU General Public License for more details.
  17  *
  18  * Or, alternatively,
  19  *
  20  *  b) Permission is hereby granted, free of charge, to any person
  21  *     obtaining a copy of this software and associated documentation
  22  *     files (the "Software"), to deal in the Software without
  23  *     restriction, including without limitation the rights to use,
  24  *     copy, modify, merge, publish, distribute, sublicense, and/or
  25  *     sell copies of the Software, and to permit persons to whom the
  26  *     Software is furnished to do so, subject to the following
  27  *     conditions:
  28  *
  29  *     The above copyright notice and this permission notice shall be
  30  *     included in all copies or substantial portions of the Software.
  31  *
  32  *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  33  *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
  34  *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  35  *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
  36  *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
  37  *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  38  *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  39  *     OTHER DEALINGS IN THE SOFTWARE.
  40  */
  41
  42 /dts-v1/;
  43 #include "imx6dl.dtsi"
  44 #include "imx6qdl-tx6.dtsi"
  45
  46 / {
  47         model = "Ka-Ro electronics TX6U-81xx Module on MB7 baseboard";
  48         compatible = "karo,imx6dl-tx6dl", "fsl,imx6dl";
  49
  50         aliases {
  51                 display = &lvds0;
  52                 lvds0 = &lvds0;
  53                 lvds1 = &lvds1;
  54         };
  55
  56         backlight0: backlight0 {
  57                 compatible = "pwm-backlight";
  58                 pwms = <&pwm2 0 500000 PWM_POLARITY_INVERTED>;
  59                 power-supply = <&reg_lcd0_pwr>;
  60                 /*
  61                  * a poor man's way to create a 1:1 relationship between
  62                  * the PWM value and the actual duty cycle
  63                  */
  64                 brightness-levels = < 0  1  2  3  4  5  6  7  8  9
  65                                      10 11 12 13 14 15 16 17 18 19
  66                                      20 21 22 23 24 25 26 27 28 29
  67                                      30 31 32 33 34 35 36 37 38 39
  68                                      40 41 42 43 44 45 46 47 48 49
  69                                      50 51 52 53 54 55 56 57 58 59
  70                                      60 61 62 63 64 65 66 67 68 69
  71                                      70 71 72 73 74 75 76 77 78 79
  72                                      80 81 82 83 84 85 86 87 88 89
  73                                      90 91 92 93 94 95 96 97 98 99
  74                                     100>;
  75                 default-brightness-level = <50>;
  76         };
  77
  78         backlight1: backlight1 {
  79                 compatible = "pwm-backlight";
  80                 pwms = <&pwm1 0 500000 PWM_POLARITY_INVERTED>;
  81                 power-supply = <&reg_lcd1_pwr>;
  82                 /*
  83                  * a poor man's way to create a 1:1 relationship between
  84                  * the PWM value and the actual duty cycle
  85                  */
  86                 brightness-levels = < 0  1  2  3  4  5  6  7  8  9
  87                                      10 11 12 13 14 15 16 17 18 19
  88                                      20 21 22 23 24 25 26 27 28 29
  89                                      30 31 32 33 34 35 36 37 38 39
  90                                      40 41 42 43 44 45 46 47 48 49
  91                                      50 51 52 53 54 55 56 57 58 59
  92                                      60 61 62 63 64 65 66 67 68 69
  93                                      70 71 72 73 74 75 76 77 78 79
  94                                      80 81 82 83 84 85 86 87 88 89
  95                                      90 91 92 93 94 95 96 97 98 99
  96                                     100>;
  97                 default-brightness-level = <50>;
  98         };
  99 };
 100
 101 &can1 {
 102         status = "disabled";
 103 };
 104
 105 &can2 {
 106         xceiver-supply = <&reg_3v3>;
 107 };
 108
 109 &i2c3 {
 110         polytouch1: eeti@04 {
 111                 compatible = "eeti,egalax_ts";
 112                 reg = <0x04>;
 113                 pinctrl-names = "default";
 114                 pinctrl-0 = <&pinctrl_eeti>;
 115                 interrupts-extended = <&gpio3 22 IRQ_TYPE_EDGE_FALLING>;
 116                 wakeup-gpios = <&gpio3 22 GPIO_ACTIVE_HIGH>;
 117                 wakeup-source;
 118         };
 119 };
 120
 121 &kpp {
 122         status = "disabled"; /* pads partially clash with backlight1 PWM */
 123 };
 124
 125 &ldb {
 126         status = "okay";
 127
 128         lvds0: lvds-channel@0 {
 129                 fsl,data-mapping = "spwg";
 130                 fsl,data-width = <18>;
 131                 status = "okay";
 132
 133                 display-timings {
 134                         native-mode = <&lvds0_timing1>;
 135
 136                         lvds0_timing0: hsd100pxn1 {
 137                                 clock-frequency = <65000000>;
 138                                 hactive = <1024>;
 139                                 vactive = <768>;
 140                                 hback-porch = <220>;
 141                                 hfront-porch = <40>;
 142                                 vback-porch = <21>;
 143                                 vfront-porch = <7>;
 144                                 hsync-len = <60>;
 145                                 vsync-len = <10>;
 146                                 hsync-active = <0>;
 147                                 vsync-active = <0>;
 148                                 de-active = <1>;
 149                                 pixelclk-active = <1>;
 150                         };
 151
 152                         lvds0_timing1: VGA {
 153                                 clock-frequency = <25200000>;
 154                                 hactive = <640>;
 155                                 vactive = <480>;
 156                                 hback-porch = <48>;
 157                                 hfront-porch = <16>;
 158                                 vback-porch = <31>;
 159                                 vfront-porch = <12>;
 160                                 hsync-len = <96>;
 161                                 vsync-len = <2>;
 162                                 hsync-active = <0>;
 163                                 vsync-active = <0>;
 164                                 de-active = <1>;
 165                                 pixelclk-active = <0>;
 166                         };
 167
 168                         lvds0_timing2: nl12880bc20 {
 169                                 clock-frequency = <71000000>;
 170                                 hactive = <1280>;
 171                                 vactive = <800>;
 172                                 hback-porch = <50>;
 173                                 hfront-porch = <50>;
 174                                 vback-porch = <5>;
 175                                 vfront-porch = <5>;
 176                                 hsync-len = <60>;
 177                                 vsync-len = <13>;
 178                                 hsync-active = <0>;
 179                                 vsync-active = <0>;
 180                                 de-active = <1>;
 181                                 pixelclk-active = <1>;
 182                         };
 183                 };
 184         };
 185
 186         lvds1: lvds-channel@1 {
 187                 fsl,data-mapping = "spwg";
 188                 fsl,data-width = <18>;
 189                 status = "okay";
 190
 191                 display-timings {
 192                         native-mode = <&lvds1_timing2>;
 193
 194                         lvds1_timing0: hsd100pxn1 {
 195                                 clock-frequency = <65000000>;
 196                                 hactive = <1024>;
 197                                 vactive = <768>;
 198                                 hback-porch = <220>;
 199                                 hfront-porch = <40>;
 200                                 vback-porch = <21>;
 201                                 vfront-porch = <7>;
 202                                 hsync-len = <60>;
 203                                 vsync-len = <10>;
 204                                 hsync-active = <0>;
 205                                 vsync-active = <0>;
 206                                 de-active = <1>;
 207                                 pixelclk-active = <1>;
 208                         };
 209
 210                         lvds1_timing1: VGA {
 211                                 clock-frequency = <25200000>;
 212                                 hactive = <640>;
 213                                 vactive = <480>;
 214                                 hback-porch = <48>;
 215                                 hfront-porch = <16>;
 216                                 vback-porch = <31>;
 217                                 vfront-porch = <12>;
 218                                 hsync-len = <96>;
 219                                 vsync-len = <2>;
 220                                 hsync-active = <0>;
 221                                 vsync-active = <0>;
 222                                 de-active = <1>;
 223                                 pixelclk-active = <0>;
 224                         };
 225
 226                         lvds1_timing2: nl12880bc20 {
 227                                 clock-frequency = <71000000>;
 228                                 hactive = <1280>;
 229                                 vactive = <800>;
 230                                 hback-porch = <50>;
 231                                 hfront-porch = <50>;
 232                                 vback-porch = <5>;
 233                                 vfront-porch = <5>;
 234                                 hsync-len = <60>;
 235                                 vsync-len = <13>;
 236                                 hsync-active = <0>;
 237                                 vsync-active = <0>;
 238                                 de-active = <1>;
 239                                 pixelclk-active = <1>;
 240                         };
 241                 };
 242         };
 243 };
 244
 245 &pwm1 {
 246         status = "okay";
 247 };
 248
 249 &iomuxc {
 250         pinctrl_eeti: eetigrp {
 251                 fsl,pins = <
 252                         MX6QDL_PAD_EIM_D22__GPIO3_IO22 0x1b0b1 /* Interrupt */
 253                 >;
 254         };
 255 };