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 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 };
72
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>;
80
81 port {
82 lcd_panel_in: endpoint {
83 remote-endpoint = <&lcd_out>;
84 };
85 };
86 };
87
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";
95
96 port@0 {
97 reg = <0>;
98
99 lcd_in: endpoint {
100 remote-endpoint = <&ipu1_di0_disp0>;
101 };
102 };
103
104 port@1 {
105 reg = <1>;
106
107 lcd_out: endpoint {
108 remote-endpoint = <&lcd_panel_in>;
109 };
110 };
111
112 display-timings {
113 timing-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 };
128
129 timing-etv570 {
130 clock-frequency = <25200000>;
131 hactive = <640>;
132 vactive = <480>;
133 hback-porch = <114>;
134 hsync-len = <30>;
135 hfront-porch = <16>;
136 vback-porch = <32>;
137 vsync-len = <3>;
138 vfront-porch = <10>;
139 hsync-active = <0>;
140 vsync-active = <0>;
141 de-active = <1>;
142 pixelclk-active = <0>;
143 };
144
145 timing-et0350 {
146 clock-frequency = <6413760>;
147 hactive = <320>;
148 vactive = <240>;
149 hback-porch = <34>;
150 hsync-len = <34>;
151 hfront-porch = <20>;
152 vback-porch = <15>;
153 vsync-len = <3>;
154 vfront-porch = <4>;
155 hsync-active = <0>;
156 vsync-active = <0>;
157 de-active = <1>;
158 pixelclk-active = <0>;
159 };
160
161 timing-et0430 {
162 clock-frequency = <9009000>;
163 hactive = <480>;
164 vactive = <272>;
165 hback-porch = <2>;
166 hsync-len = <41>;
167 hfront-porch = <2>;
168 vback-porch = <2>;
169 vsync-len = <10>;
170 vfront-porch = <2>;
171 hsync-active = <0>;
172 vsync-active = <0>;
173 de-active = <1>;
174 pixelclk-active = <1>;
175 };
176
177 timing-et0500 {
178 clock-frequency = <33264000>;
179 hactive = <800>;
180 vactive = <480>;
181 hback-porch = <88>;
182 hsync-len = <128>;
183 hfront-porch = <40>;
184 vback-porch = <33>;
185 vsync-len = <2>;
186 vfront-porch = <10>;
187 hsync-active = <0>;
188 vsync-active = <0>;
189 de-active = <1>;
190 pixelclk-active = <0>;
191 };
192
193 timing-et0700 { /* same as ET0500 */
194 clock-frequency = <33264000>;
195 hactive = <800>;
196 vactive = <480>;
197 hback-porch = <88>;
198 hsync-len = <128>;
199 hfront-porch = <40>;
200 vback-porch = <33>;
201 vsync-len = <2>;
202 vfront-porch = <10>;
203 hsync-active = <0>;
204 vsync-active = <0>;
205 de-active = <1>;
206 pixelclk-active = <0>;
207 };
208
209 timing-etq570 {
210 clock-frequency = <6596040>;
211 hactive = <320>;
212 vactive = <240>;
213 hback-porch = <38>;
214 hsync-len = <30>;
215 hfront-porch = <30>;
216 vback-porch = <16>;
217 vsync-len = <3>;
218 vfront-porch = <4>;
219 hsync-active = <0>;
220 vsync-active = <0>;
221 de-active = <1>;
222 pixelclk-active = <0>;
223 };
224
225 timing-comtft { /* same as ET0700 but with inverted pixel clock */
226 clock-frequency = <33264000>;
227 hactive = <800>;
228 vactive = <480>;
229 hback-porch = <88>;
230 hsync-len = <128>;
231 hfront-porch = <40>;
232 vback-porch = <33>;
233 vsync-len = <2>;
234 vfront-porch = <10>;
235 hsync-active = <0>;
236 vsync-active = <0>;
237 de-active = <1>;
238 pixelclk-active = <1>;
239 };
240 };
241 };
242 };
243
244 &ipu1_di0_disp0 {
245 remote-endpoint = <&lcd_in>;
246 };
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