1 /*
2 * Copyright 2015 Hans de Goede <hdegoede@redhat.com>
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 as
11 * published by the Free Software Foundation; either version 2 of the
12 * License, or (at your option) any later version.
13 *
14 * This file is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
18 *
19 * Or, alternatively,
20 *
21 * b) Permission is hereby granted, free of charge, to any person
22 * obtaining a copy of this software and associated documentation
23 * files (the "Software"), to deal in the Software without
24 * restriction, including without limitation the rights to use,
25 * copy, modify, merge, publish, distribute, sublicense, and/or
26 * sell copies of the Software, and to permit persons to whom the
27 * Software is furnished to do so, subject to the following
28 * conditions:
29 *
30 * The above copyright notice and this permission notice shall be
31 * included in all copies or substantial portions of the Software.
32 *
33 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
34 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
35 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
36 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
37 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
38 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
39 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
40 * OTHER DEALINGS IN THE SOFTWARE.
41 */
42
43 /dts-v1/;
44 #include "sun5i-a13.dtsi"
45 #include "sun5i-reference-design-tablet.dtsi"
46 #include <dt-bindings/interrupt-controller/irq.h>
47
48 / {
49 model = "Utoo P66";
50 compatible = "utoo,p66", "allwinner,sun5i-a13";
51
52 /* The P66 uses the uart pins as gpios */
53 aliases {
54 /delete-property/serial0;
55 };
56
57 chosen {
58 /delete-property/stdout-path;
59 };
60
61 i2c_lcd: i2c {
62 /* The lcd panel i2c interface is hooked up via gpios */
63 compatible = "i2c-gpio";
64 sda-gpios = <&pio 6 12 (GPIO_ACTIVE_HIGH | GPIO_PULL_UP)>; /* PG12 */
65 scl-gpios = <&pio 6 10 (GPIO_ACTIVE_HIGH | GPIO_PULL_UP)>; /* PG10 */
66 i2c-gpio,delay-us = <5>;
67 };
68 };
69
70 &backlight {
71 /* Note levels of 10 / 20% result in backlight off */
72 brightness-levels = <0 30 40 50 60 70 80 90 100>;
73 default-brightness-level = <6>;
74 };
75
76 &codec {
77 allwinner,pa-gpios = <&pio 6 3 GPIO_ACTIVE_HIGH>; /* PG3 */
78 };
79
80 &mmc2 {
81 pinctrl-names = "default";
82 pinctrl-0 = <&mmc2_8bit_pins>;
83 vmmc-supply = <®_vcc3v3>;
84 bus-width = <8>;
85 non-removable;
86 status = "okay";
87
88 mmccard: mmccard@0 {
89 reg = <0>;
90 compatible = "mmc-card";
91 broken-hpi;
92 };
93 };
94
95 ®_usb0_vbus {
96 gpio = <&pio 1 4 GPIO_ACTIVE_HIGH>; /* PB4 */
97 };
98
99 &touchscreen {
100 compatible = "chipone,icn8318";
101 reg = <0x40>;
102 /* The P66 uses a different EINT then the reference design */
103 interrupts = <6 9 IRQ_TYPE_EDGE_FALLING>; /* EINT9 (PG9) */
104 /* The icn8318 binding expects wake-gpios instead of power-gpios */
105 wake-gpios = <&pio 1 3 GPIO_ACTIVE_HIGH>; /* PB3 */
106 touchscreen-size-x = <800>;
107 touchscreen-size-y = <480>;
108 touchscreen-inverted-x;
109 touchscreen-swapped-x-y;
110 status = "okay";
111 };
112
113 &uart1 {
114 /* The P66 uses the uart pins as gpios */
115 status = "disabled";
116 };
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