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 */
42 / {
43 aliases {
44 display = &display;
45 };
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 turn-on-delay-ms = <35>;
55 /*
56 * a poor man's way to create a 1:1 relationship between
57 * the PWM value and the actual duty cycle
58 */
59 brightness-levels = < 0 1 2 3 4 5 6 7 8 9
60 10 11 12 13 14 15 16 17 18 19
61 20 21 22 23 24 25 26 27 28 29
62 30 31 32 33 34 35 36 37 38 39
63 40 41 42 43 44 45 46 47 48 49
64 50 51 52 53 54 55 56 57 58 59
65 60 61 62 63 64 65 66 67 68 69
66 70 71 72 73 74 75 76 77 78 79
67 80 81 82 83 84 85 86 87 88 89
68 90 91 92 93 94 95 96 97 98 99
69 100>;
70 default-brightness-level = <50>;
71 };
73 lcd_panel: lcd-panel {
74 compatible = "edt,etm0700g0dh6";
75 pinctrl-names = "default";
76 pinctrl-0 = <&pinctrl_lcd0_pwr>;
77 enable-gpios = <&gpio3 29 GPIO_ACTIVE_HIGH>;
78 power-supply = <®_3v3>;
79 backlight = <&backlight>;
81 port {
82 lcd_panel_in: endpoint {
83 remote-endpoint = <&lcd_out>;
84 };
85 };
86 };
88 display: disp0 {
89 compatible = "fsl,imx-parallel-display";
90 #address-cells = <1>;
91 #size-cells = <0>;
92 pinctrl-names = "default";
93 pinctrl-0 = <&pinctrl_disp0_1>;
94 status = "okay";
96 port@0 {
97 reg = <0>;
99 lcd_in: endpoint {
100 remote-endpoint = <&ipu1_di0_disp0>;
101 };
102 };
104 port@1 {
105 reg = <1>;
107 lcd_out: endpoint {
108 remote-endpoint = <&lcd_panel_in>;
109 };
110 };
112 display-timings {
113 VGA {
114 clock-frequency = <25200000>;
115 hactive = <640>;
116 vactive = <480>;
117 hback-porch = <48>;
118 hsync-len = <96>;
119 hfront-porch = <16>;
120 vback-porch = <31>;
121 vsync-len = <2>;
122 vfront-porch = <12>;
123 hsync-active = <0>;
124 vsync-active = <0>;
125 de-active = <1>;
126 pixelclk-active = <0>;
127 };
129 ETV570 {
130 u-boot,panel-name = "edt,et057090dhu";
131 clock-frequency = <25200000>;
132 hactive = <640>;
133 vactive = <480>;
134 hback-porch = <114>;
135 hsync-len = <30>;
136 hfront-porch = <16>;
137 vback-porch = <32>;
138 vsync-len = <3>;
139 vfront-porch = <10>;
140 hsync-active = <0>;
141 vsync-active = <0>;
142 de-active = <1>;
143 pixelclk-active = <0>;
144 };
146 ET0350 {
147 u-boot,panel-name = "edt,et0350g0dh6";
148 clock-frequency = <6413760>;
149 hactive = <320>;
150 vactive = <240>;
151 hback-porch = <34>;
152 hsync-len = <34>;
153 hfront-porch = <20>;
154 vback-porch = <15>;
155 vsync-len = <3>;
156 vfront-porch = <4>;
157 hsync-active = <0>;
158 vsync-active = <0>;
159 de-active = <1>;
160 pixelclk-active = <0>;
161 };
163 ET0430 {
164 u-boot,panel-name = "edt,et0430g0dh6";
165 clock-frequency = <9009000>;
166 hactive = <480>;
167 vactive = <272>;
168 hback-porch = <2>;
169 hsync-len = <41>;
170 hfront-porch = <2>;
171 vback-porch = <2>;
172 vsync-len = <10>;
173 vfront-porch = <2>;
174 hsync-active = <0>;
175 vsync-active = <0>;
176 de-active = <1>;
177 pixelclk-active = <1>;
178 };
180 ET0500 {
181 clock-frequency = <33264000>;
182 hactive = <800>;
183 vactive = <480>;
184 hback-porch = <88>;
185 hsync-len = <128>;
186 hfront-porch = <40>;
187 vback-porch = <33>;
188 vsync-len = <2>;
189 vfront-porch = <10>;
190 hsync-active = <0>;
191 vsync-active = <0>;
192 de-active = <1>;
193 pixelclk-active = <0>;
194 };
196 ET0700 { /* same as ET0500 */
197 u-boot,panel-name = "edt,etm0700g0dh6";
198 clock-frequency = <33264000>;
199 hactive = <800>;
200 vactive = <480>;
201 hback-porch = <88>;
202 hsync-len = <128>;
203 hfront-porch = <40>;
204 vback-porch = <33>;
205 vsync-len = <2>;
206 vfront-porch = <10>;
207 hsync-active = <0>;
208 vsync-active = <0>;
209 de-active = <1>;
210 pixelclk-active = <0>;
211 };
213 ETQ570 {
214 clock-frequency = <6596040>;
215 hactive = <320>;
216 vactive = <240>;
217 hback-porch = <38>;
218 hsync-len = <30>;
219 hfront-porch = <30>;
220 vback-porch = <16>;
221 vsync-len = <3>;
222 vfront-porch = <4>;
223 hsync-active = <0>;
224 vsync-active = <0>;
225 de-active = <1>;
226 pixelclk-active = <0>;
227 };
229 CoMTFT { /* same as ET0700 but with inverted pixel clock */
230 u-boot,panel-name = "edt,etm0700g0edh6";
231 clock-frequency = <33264000>;
232 hactive = <800>;
233 vactive = <480>;
234 hback-porch = <88>;
235 hsync-len = <128>;
236 hfront-porch = <40>;
237 vback-porch = <33>;
238 vsync-len = <2>;
239 vfront-porch = <10>;
240 hsync-active = <0>;
241 vsync-active = <0>;
242 de-active = <1>;
243 pixelclk-active = <1>;
244 };
245 };
246 };
247 };
249 &ipu1_di0_disp0 {
250 remote-endpoint = <&lcd_in>;
251 };