arch/arm/boot/dts/imx6q-logicpd.dts

   1 // SPDX-License-Identifier: GPL-2.0
   2 //
   3 // Copyright (C) 2019 Logic PD, Inc.
   4
   5 /dts-v1/;
   6 #include "imx6q.dtsi"
   7 #include "imx6-logicpd-som.dtsi"
   8 #include "imx6-logicpd-baseboard.dtsi"
   9
  10 / {
  11         model = "Logic PD i.MX6QD SOM-M3";
  12         compatible = "logicpd,imx6q-logicpd", "fsl,imx6q";
  13
  14         backlight: backlight-lvds {
  15                 compatible = "pwm-backlight";
  16                 pwms = <&pwm3 0 20000 0>;
  17                 brightness-levels = <0 4 8 16 32 64 128 255>;
  18                 default-brightness-level = <6>;
  19                 power-supply = <&reg_lcd>;
  20         };
  21
  22         panel-lvds0 {
  23                 compatible = "okaya,rs800480t-7x0gp";
  24                 power-supply = <&reg_lcd_reset>;
  25                 backlight = <&backlight>;
  26
  27                 port {
  28                         panel_in_lvds0: endpoint {
  29                                 remote-endpoint = <&lvds0_out>;
  30                         };
  31                 };
  32         };
  33
  34         reg_lcd: regulator-lcd {
  35                 pinctrl-names = "default";
  36                 pinctrl-0 = <&pinctrl_lcd_reg>;
  37                 compatible = "regulator-fixed";
  38                 regulator-name = "lcd_panel_pwr";
  39                 regulator-min-microvolt = <3300000>;
  40                 regulator-max-microvolt = <3300000>;
  41                 gpio = <&gpio4 17 GPIO_ACTIVE_HIGH>;
  42                 enable-active-high;
  43                 vin-supply = <&reg_3v3>;
  44                 startup-delay-us = <500000>;
  45         };
  46
  47         reg_lcd_reset: regulator-lcd-reset {
  48                 pinctrl-names = "default";
  49                 pinctrl-0 = <&pinctrl_lcd_reset>;
  50                 compatible = "regulator-fixed";
  51                 regulator-name = "nLCD_RESET";
  52                 regulator-min-microvolt = <3300000>;
  53                 regulator-max-microvolt = <3300000>;
  54                 gpio = <&gpio5 2 GPIO_ACTIVE_HIGH>;
  55                 enable-active-high;
  56                 vin-supply = <&reg_lcd>;
  57         };
  58 };
  59
  60 &clks {
  61         assigned-clocks = <&clks IMX6QDL_CLK_LDB_DI0_SEL>,
  62                           <&clks IMX6QDL_CLK_LDB_DI1_SEL>,
  63                           <&clks IMX6QDL_CLK_IPU1_DI0_PRE_SEL>,
  64                           <&clks IMX6QDL_CLK_IPU2_DI0_PRE_SEL>;
  65         assigned-clock-parents = <&clks IMX6QDL_CLK_PLL5_VIDEO_DIV>,
  66                                  <&clks IMX6QDL_CLK_PLL5_VIDEO_DIV>,
  67                                  <&clks IMX6QDL_CLK_PLL2_PFD2_396M>,
  68                                  <&clks IMX6QDL_CLK_PLL2_PFD2_396M>;
  69 };
  70
  71 &hdmi {
  72         ddc-i2c-bus = <&i2c3>;
  73         status = "okay";
  74 };
  75
  76 &i2c1 {
  77         touchscreen@26 {
  78                 compatible = "ilitek,ili2117";
  79                 reg = <0x26>;
  80                 pinctrl-names = "default";
  81                 pinctrl-0 = <&pinctrl_touchscreen>;
  82                 interrupts-extended = <&gpio1 6 IRQ_TYPE_EDGE_RISING>;
  83         };
  84 };
  85
  86 &ldb {
  87         status = "okay";
  88
  89         lvds-channel@0 {
  90                 fsl,data-mapping = "spwg";
  91                 fsl,data-width = <24>;
  92                 status = "okay";
  93
  94                 port@4 {
  95                         reg = <4>;
  96                         lvds0_out: endpoint {
  97                                 remote-endpoint = <&panel_in_lvds0>;
  98                         };
  99                 };
 100         };
 101
 102 };
 103
 104 &pwm3 {
 105         status = "okay";
 106 };
 107
 108 &reg_hdmi {
 109         regulator-always-on;    /* Without this, the level shifter on HDMI doesn't turn on */
 110 };
 111
 112 &iomuxc {
 113         pinctrl_lcd_reg: lcdreg {
 114                 fsl,pins = <
 115                         MX6QDL_PAD_DI0_PIN15__GPIO4_IO17        0x100b0 /* R_LCD_PANEL_PWR */
 116                 >;
 117         };
 118
 119         pinctrl_lcd_reset: lcdreset {
 120                 fsl,pins = <
 121                         MX6QDL_PAD_EIM_A25__GPIO5_IO02  0x100b0 /* LCD_nRESET */
 122                 >;
 123         };
 124
 125         pinctrl_touchscreen: touchscreengrp {
 126                 fsl,pins = <
 127                         MX6QDL_PAD_GPIO_6__GPIO1_IO06   0x1b0b0 /* TOUCH_nPINTDAV */
 128                 >;
 129         };
 130 };