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1/*
2 * Copyright 2016 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/dts-v1/;
43#include "imx6dl.dtsi"
44#include "imx6qdl-tx6.dtsi"
45
46/ {
47	model = "Ka-Ro electronics TX6U-81xx Module on MB7 baseboard";
48	compatible = "karo,imx6dl-tx6dl", "fsl,imx6dl";
49
50	aliases {
51		display = &lvds0;
52		lvds0 = &lvds0;
53		lvds1 = &lvds1;
54	};
55
56	backlight0: backlight0 {
57		compatible = "pwm-backlight";
58		pwms = <&pwm2 0 500000 PWM_POLARITY_INVERTED>;
59		power-supply = <&reg_lcd0_pwr>;
60		/*
61		 * a poor man's way to create a 1:1 relationship between
62		 * the PWM value and the actual duty cycle
63		 */
64		brightness-levels = < 0  1  2  3  4  5  6  7  8  9
65				     10 11 12 13 14 15 16 17 18 19
66				     20 21 22 23 24 25 26 27 28 29
67				     30 31 32 33 34 35 36 37 38 39
68				     40 41 42 43 44 45 46 47 48 49
69				     50 51 52 53 54 55 56 57 58 59
70				     60 61 62 63 64 65 66 67 68 69
71				     70 71 72 73 74 75 76 77 78 79
72				     80 81 82 83 84 85 86 87 88 89
73				     90 91 92 93 94 95 96 97 98 99
74				    100>;
75		default-brightness-level = <50>;
76	};
77
78	backlight1: backlight1 {
79		compatible = "pwm-backlight";
80		pwms = <&pwm1 0 500000 PWM_POLARITY_INVERTED>;
81		power-supply = <&reg_lcd1_pwr>;
82		/*
83		 * a poor man's way to create a 1:1 relationship between
84		 * the PWM value and the actual duty cycle
85		 */
86		brightness-levels = < 0  1  2  3  4  5  6  7  8  9
87				     10 11 12 13 14 15 16 17 18 19
88				     20 21 22 23 24 25 26 27 28 29
89				     30 31 32 33 34 35 36 37 38 39
90				     40 41 42 43 44 45 46 47 48 49
91				     50 51 52 53 54 55 56 57 58 59
92				     60 61 62 63 64 65 66 67 68 69
93				     70 71 72 73 74 75 76 77 78 79
94				     80 81 82 83 84 85 86 87 88 89
95				     90 91 92 93 94 95 96 97 98 99
96				    100>;
97		default-brightness-level = <50>;
98	};
99};
100
101&can1 {
102	status = "disabled";
103};
104
105&can2 {
106	xceiver-supply = <&reg_3v3>;
107};
108
109&i2c3 {
110	polytouch1: eeti@04 {
111		compatible = "eeti,egalax_ts";
112		reg = <0x04>;
113		pinctrl-names = "default";
114		pinctrl-0 = <&pinctrl_eeti>;
115		interrupts-extended = <&gpio3 22 IRQ_TYPE_EDGE_FALLING>;
116		wakeup-gpios = <&gpio3 22 GPIO_ACTIVE_HIGH>;
117		wakeup-source;
118	};
119};
120
121&kpp {
122	status = "disabled"; /* pads partially clash with backlight1 PWM */
123};
124
125&ldb {
126	status = "okay";
127
128	lvds0: lvds-channel@0 {
129		fsl,data-mapping = "spwg";
130		fsl,data-width = <18>;
131		status = "okay";
132
133		display-timings {
134			native-mode = <&lvds0_timing1>;
135
136			lvds0_timing0: hsd100pxn1 {
137				clock-frequency = <65000000>;
138				hactive = <1024>;
139				vactive = <768>;
140				hback-porch = <220>;
141				hfront-porch = <40>;
142				vback-porch = <21>;
143				vfront-porch = <7>;
144				hsync-len = <60>;
145				vsync-len = <10>;
146				hsync-active = <0>;
147				vsync-active = <0>;
148				de-active = <1>;
149				pixelclk-active = <1>;
150			};
151
152			lvds0_timing1: VGA {
153				clock-frequency = <25200000>;
154				hactive = <640>;
155				vactive = <480>;
156				hback-porch = <48>;
157				hfront-porch = <16>;
158				vback-porch = <31>;
159				vfront-porch = <12>;
160				hsync-len = <96>;
161				vsync-len = <2>;
162				hsync-active = <0>;
163				vsync-active = <0>;
164				de-active = <1>;
165				pixelclk-active = <0>;
166			};
167
168			lvds0_timing2: nl12880bc20 {
169				clock-frequency = <71000000>;
170				hactive = <1280>;
171				vactive = <800>;
172				hback-porch = <50>;
173				hfront-porch = <50>;
174				vback-porch = <5>;
175				vfront-porch = <5>;
176				hsync-len = <60>;
177				vsync-len = <13>;
178				hsync-active = <0>;
179				vsync-active = <0>;
180				de-active = <1>;
181				pixelclk-active = <1>;
182			};
183		};
184	};
185
186	lvds1: lvds-channel@1 {
187		fsl,data-mapping = "spwg";
188		fsl,data-width = <18>;
189		status = "okay";
190
191		display-timings {
192			native-mode = <&lvds1_timing2>;
193
194			lvds1_timing0: hsd100pxn1 {
195				clock-frequency = <65000000>;
196				hactive = <1024>;
197				vactive = <768>;
198				hback-porch = <220>;
199				hfront-porch = <40>;
200				vback-porch = <21>;
201				vfront-porch = <7>;
202				hsync-len = <60>;
203				vsync-len = <10>;
204				hsync-active = <0>;
205				vsync-active = <0>;
206				de-active = <1>;
207				pixelclk-active = <1>;
208			};
209
210			lvds1_timing1: VGA {
211				clock-frequency = <25200000>;
212				hactive = <640>;
213				vactive = <480>;
214				hback-porch = <48>;
215				hfront-porch = <16>;
216				vback-porch = <31>;
217				vfront-porch = <12>;
218				hsync-len = <96>;
219				vsync-len = <2>;
220				hsync-active = <0>;
221				vsync-active = <0>;
222				de-active = <1>;
223				pixelclk-active = <0>;
224			};
225
226			lvds1_timing2: nl12880bc20 {
227				clock-frequency = <71000000>;
228				hactive = <1280>;
229				vactive = <800>;
230				hback-porch = <50>;
231				hfront-porch = <50>;
232				vback-porch = <5>;
233				vfront-porch = <5>;
234				hsync-len = <60>;
235				vsync-len = <13>;
236				hsync-active = <0>;
237				vsync-active = <0>;
238				de-active = <1>;
239				pixelclk-active = <1>;
240			};
241		};
242	};
243};
244
245&pwm1 {
246	status = "okay";
247};
248
249&iomuxc {
250	pinctrl_eeti: eetigrp {
251		fsl,pins = <
252			MX6QDL_PAD_EIM_D22__GPIO3_IO22 0x1b0b1 /* Interrupt */
253		>;
254	};
255};
256