arch/arm/dts/imx6q-logicpd.dts

   1 /*
   2  * Copyright 2018 Logic PD, Inc.
   3  * Based on SabreSD, Copyright 2016 Freescale Semiconductor, Inc.
   4  *
   5  * This file is dual-licensed: you can use it either under the terms
   6  * of the GPL or the X11 license, at your option. Note that this dual
   7  * licensing only applies to this file, and not this project as a
   8  * whole.
   9  *
  10  *  a) This file is free software; you can redistribute it and/or
  11  *     modify it under the terms of the GNU General Public License as
  12  *     published by the Free Software Foundation; either version 2 of the
  13  *     License, or (at your option) any later version.
  14  *
  15  *     This file is distributed in the hope that it will be useful,
  16  *     but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  *     GNU General Public License for more details.
  19  *
  20  * Or, alternatively,
  21  *
  22  *  b) Permission is hereby granted, free of charge, to any person
  23  *     obtaining a copy of this software and associated documentation
  24  *     files (the "Software"), to deal in the Software without
  25  *     restriction, including without limitation the rights to use,
  26  *     copy, modify, merge, publish, distribute, sublicense, and/or
  27  *     sell copies of the Software, and to permit persons to whom the
  28  *     Software is furnished to do so, subject to the following
  29  *     conditions:
  30  *
  31  *     The above copyright notice and this permission notice shall be
  32  *     included in all copies or substantial portions of the Software.
  33  *
  34  *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  35  *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
  36  *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  37  *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
  38  *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
  39  *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  40  *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  41  *     OTHER DEALINGS IN THE SOFTWARE.
  42  */
  43
  44 /dts-v1/;
  45 #include "imx6q.dtsi"
  46 #include "imx6-logicpd-som.dtsi"
  47 #include "imx6-logicpd-baseboard.dtsi"
  48
  49 / {
  50         model = "Logic PD i.MX6QD SOM-M3 (HDMI)";
  51         compatible = "fsl,imx6q";
  52
  53         backlight: backlight_lvds {
  54                 compatible = "pwm-backlight";
  55                 pwms = <&pwm3 0 20000>;
  56                 brightness-levels = <0 4 8 16 32 64 128 255>;
  57                 default-brightness-level = <6>;
  58                 power-supply = <&reg_lcd>;
  59         };
  60
  61         reg_lcd: regulator-lcd {
  62                 pinctrl-names = "default";
  63                 pinctrl-0 = <&pinctrl_lcd_reg>;
  64                 compatible = "regulator-fixed";
  65                 regulator-name = "lcd_panel_pwr";
  66                 regulator-min-microvolt = <3300000>;
  67                 regulator-max-microvolt = <3300000>;
  68                 gpio = <&gpio4 17 GPIO_ACTIVE_HIGH>;
  69                 enable-active-high;
  70                 regulator-always-on;
  71                 vin-supply = <&reg_3v3>;
  72                 startup-delay-us = <500000>;
  73         };
  74
  75         lcd_reset: lcd_reset {
  76                 pinctrl-names = "default";
  77                 pinctrl-0 = <&pinctrl_lcd_reset>;
  78                 compatible = "regulator-fixed";
  79                 regulator-name = "nLCD_RESET";
  80                 regulator-min-microvolt = <3300000>;
  81                 regulator-max-microvolt = <3300000>;
  82                 gpio = <&gpio5 2 GPIO_ACTIVE_HIGH>;
  83                 enable-active-high;
  84                 regulator-always-on;
  85                 vin-supply = <&reg_lcd>;
  86         };
  87
  88         panel-lvds0 {
  89                 compatible = "ampire,am800480b3tmqw";
  90                 backlight = <&backlight>;
  91
  92                 port {
  93                         panel_in_lvds0: endpoint {
  94                                 remote-endpoint = <&lvds0_out>;
  95                         };
  96                 };
  97         };
  98 };
  99
 100 &hdmi {
 101         ddc-i2c-bus = <&i2c3>;
 102         status = "okay";
 103 };
 104
 105 &i2c1 {
 106         ili_touch: ilitouch@26 {
 107                 compatible = "ili,ili2117a";
 108                 reg = <0x26>;
 109                 pinctrl-names = "default";
 110                 pinctrl-0 = <&pinctrl_touchscreen>;
 111                 interrupts-extended = <&gpio1 6 IRQ_TYPE_EDGE_RISING>;
 112                 ili2117a,poll-period = <10>;
 113                 ili2117a,max-touch = <2>;
 114         };
 115 };
 116
 117 &reg_hdmi {
 118         regulator-always-on;
 119 };
 120
 121 &ldb {
 122         status = "okay";
 123
 124         lvds-channel@0 {
 125                 fsl,data-mapping = "spwg";
 126                 fsl,data-width = <24>;
 127                 status = "okay";
 128
 129                 port@4 {
 130                         reg = <4>;
 131
 132                         lvds0_out: endpoint {
 133                                 remote-endpoint = <&panel_in_lvds0>;
 134                         };
 135                 };
 136         };
 137
 138 };
 139
 140 &clks {
 141         assigned-clocks = <&clks IMX6QDL_CLK_LDB_DI0_SEL>,
 142                           <&clks IMX6QDL_CLK_LDB_DI1_SEL>,
 143                           <&clks IMX6QDL_CLK_IPU1_DI0_PRE_SEL>,
 144                           <&clks IMX6QDL_CLK_IPU2_DI0_PRE_SEL>;
 145         assigned-clock-parents = <&clks IMX6QDL_CLK_PLL5_VIDEO_DIV>,
 146                                  <&clks IMX6QDL_CLK_PLL5_VIDEO_DIV>,
 147                                  <&clks IMX6QDL_CLK_PLL2_PFD2_396M>,
 148                                  <&clks IMX6QDL_CLK_PLL2_PFD2_396M>;
 149 };
 150
 151 &pwm3 {
 152         status = "okay";
 153 };
 154
 155 &usdhc2 {
 156         cd-gpios = <&gpio1 4 GPIO_ACTIVE_LOW>;
 157 };
 158
 159 &iomuxc {
 160         pinctrl_lcd_reg: lcdreg {
 161                 fsl,pins = <
 162                         MX6QDL_PAD_DI0_PIN15__GPIO4_IO17        0x100b0 /* R_LCD_PANEL_PWR */
 163                 >;
 164         };
 165
 166         pinctrl_lcd_reset: lcdreset {
 167                 fsl,pins = <
 168                         MX6QDL_PAD_EIM_A25__GPIO5_IO02      0x100b0     /* LCD_nRESET */
 169                 >;
 170         };
 171
 172         pinctrl_touchscreen: touchscreengrp {
 173                 fsl,pins = <
 174                         MX6QDL_PAD_GPIO_6__GPIO1_IO06   0x1b0b0 /* TOUCH_nPINTDAV */
 175                 >;
 176         };
 177 };
 178