1/* 2 * Copyright 2017 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/ { 43 aliases { 44 display = &display; 45 }; 46 47 backlight: backlight { 48 compatible = "pwm-backlight"; 49 pwms = <&pwm2 0 500000 PWM_POLARITY_INVERTED>; 50 pinctrl-names = "default"; 51 pinctrl-0 = <&pinctrl_lcd1_pwr>; 52 enable-gpios = <&gpio2 31 GPIO_ACTIVE_HIGH>; 53 power-supply = <®_3v3>; 54 /* 55 * a poor man's way to create a 1:1 relationship between 56 * the PWM value and the actual duty cycle 57 */ 58 brightness-levels = < 0 1 2 3 4 5 6 7 8 9 59 10 11 12 13 14 15 16 17 18 19 60 20 21 22 23 24 25 26 27 28 29 61 30 31 32 33 34 35 36 37 38 39 62 40 41 42 43 44 45 46 47 48 49 63 50 51 52 53 54 55 56 57 58 59 64 60 61 62 63 64 65 66 67 68 69 65 70 71 72 73 74 75 76 77 78 79 66 80 81 82 83 84 85 86 87 88 89 67 90 91 92 93 94 95 96 97 98 99 68 100>; 69 default-brightness-level = <50>; 70 }; 71 72 lcd_panel: lcd-panel { 73 compatible = "edt,etm0700g0dh6"; 74 pinctrl-names = "default"; 75 pinctrl-0 = <&pinctrl_lcd0_pwr>; 76 enable-gpios = <&gpio3 29 GPIO_ACTIVE_HIGH>; 77 power-supply = <®_3v3>; 78 backlight = <&backlight>; 79 80 port { 81 lcd_panel_in: endpoint { 82 remote-endpoint = <&lcd_out>; 83 }; 84 }; 85 }; 86 87 display: disp0 { 88 compatible = "fsl,imx-parallel-display"; 89 #address-cells = <1>; 90 #size-cells = <0>; 91 pinctrl-names = "default"; 92 pinctrl-0 = <&pinctrl_disp0_1>; 93 status = "okay"; 94 95 port@0 { 96 reg = <0>; 97 98 lcd_in: endpoint { 99 remote-endpoint = <&ipu1_di0_disp0>; 100 }; 101 }; 102 103 port@1 { 104 reg = <1>; 105 106 lcd_out: endpoint { 107 remote-endpoint = <&lcd_panel_in>; 108 }; 109 }; 110 111 display-timings { 112 timing-vga { 113 clock-frequency = <25200000>; 114 hactive = <640>; 115 vactive = <480>; 116 hback-porch = <48>; 117 hsync-len = <96>; 118 hfront-porch = <16>; 119 vback-porch = <31>; 120 vsync-len = <2>; 121 vfront-porch = <12>; 122 hsync-active = <0>; 123 vsync-active = <0>; 124 de-active = <1>; 125 pixelclk-active = <0>; 126 }; 127 128 timing-etv570 { 129 clock-frequency = <25200000>; 130 hactive = <640>; 131 vactive = <480>; 132 hback-porch = <114>; 133 hsync-len = <30>; 134 hfront-porch = <16>; 135 vback-porch = <32>; 136 vsync-len = <3>; 137 vfront-porch = <10>; 138 hsync-active = <0>; 139 vsync-active = <0>; 140 de-active = <1>; 141 pixelclk-active = <0>; 142 }; 143 144 timing-et0350 { 145 clock-frequency = <6413760>; 146 hactive = <320>; 147 vactive = <240>; 148 hback-porch = <34>; 149 hsync-len = <34>; 150 hfront-porch = <20>; 151 vback-porch = <15>; 152 vsync-len = <3>; 153 vfront-porch = <4>; 154 hsync-active = <0>; 155 vsync-active = <0>; 156 de-active = <1>; 157 pixelclk-active = <0>; 158 }; 159 160 timing-et0430 { 161 clock-frequency = <9009000>; 162 hactive = <480>; 163 vactive = <272>; 164 hback-porch = <2>; 165 hsync-len = <41>; 166 hfront-porch = <2>; 167 vback-porch = <2>; 168 vsync-len = <10>; 169 vfront-porch = <2>; 170 hsync-active = <0>; 171 vsync-active = <0>; 172 de-active = <1>; 173 pixelclk-active = <1>; 174 }; 175 176 timing-et0500 { 177 clock-frequency = <33264000>; 178 hactive = <800>; 179 vactive = <480>; 180 hback-porch = <88>; 181 hsync-len = <128>; 182 hfront-porch = <40>; 183 vback-porch = <33>; 184 vsync-len = <2>; 185 vfront-porch = <10>; 186 hsync-active = <0>; 187 vsync-active = <0>; 188 de-active = <1>; 189 pixelclk-active = <0>; 190 }; 191 192 timing-et0700 { /* same as ET0500 */ 193 clock-frequency = <33264000>; 194 hactive = <800>; 195 vactive = <480>; 196 hback-porch = <88>; 197 hsync-len = <128>; 198 hfront-porch = <40>; 199 vback-porch = <33>; 200 vsync-len = <2>; 201 vfront-porch = <10>; 202 hsync-active = <0>; 203 vsync-active = <0>; 204 de-active = <1>; 205 pixelclk-active = <0>; 206 }; 207 208 timing-etq570 { 209 clock-frequency = <6596040>; 210 hactive = <320>; 211 vactive = <240>; 212 hback-porch = <38>; 213 hsync-len = <30>; 214 hfront-porch = <30>; 215 vback-porch = <16>; 216 vsync-len = <3>; 217 vfront-porch = <4>; 218 hsync-active = <0>; 219 vsync-active = <0>; 220 de-active = <1>; 221 pixelclk-active = <0>; 222 }; 223 224 timing-comtft { /* same as ET0700 but with inverted pixel clock */ 225 clock-frequency = <33264000>; 226 hactive = <800>; 227 vactive = <480>; 228 hback-porch = <88>; 229 hsync-len = <128>; 230 hfront-porch = <40>; 231 vback-porch = <33>; 232 vsync-len = <2>; 233 vfront-porch = <10>; 234 hsync-active = <0>; 235 vsync-active = <0>; 236 de-active = <1>; 237 pixelclk-active = <1>; 238 }; 239 }; 240 }; 241}; 242 243&ipu1_di0_disp0 { 244 remote-endpoint = <&lcd_in>; 245}; 246