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46f166ca HG |
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 | */ | |
860fbdd4 HG |
42 | #include "sunxi-reference-design-tablet.dtsi" |
43 | #include "sun8i-reference-design-tablet.dtsi" | |
80e5f83c | 44 | |
46f166ca HG |
45 | / { |
46 | aliases { | |
47 | serial0 = &r_uart; | |
860fbdd4 HG |
48 | /* Make u-boot set mac-address for wifi without an eeprom */ |
49 | ethernet0 = &sdio_wifi; | |
46f166ca HG |
50 | }; |
51 | ||
860fbdd4 HG |
52 | q8_hardwaremgr { |
53 | compatible = "allwinner,sunxi-q8-hardwaremgr"; | |
54 | touchscreen-i2c-bus = <&i2c0>; | |
55 | touchscreen-supply = <®_ldo_io1>; | |
56 | touchscreen-power-gpios = <&pio 7 1 GPIO_ACTIVE_HIGH>; /* PH1 */ | |
80e5f83c HG |
57 | }; |
58 | ||
860fbdd4 HG |
59 | wifi_pwrseq: wifi_pwrseq { |
60 | compatible = "mmc-pwrseq-simple"; | |
61 | /* | |
62 | * Q8 boards use various PL# pins as wifi-en. On other boards | |
63 | * these may be connected to a wifi module output pin. To avoid | |
64 | * short-circuits we configure these as inputs with pull-ups via | |
65 | * pinctrl, instead of listing them as active-low reset-gpios. | |
66 | */ | |
67 | pinctrl-names = "default"; | |
68 | pinctrl-0 = <&wifi_pwrseq_pin_q8>; | |
69 | /* The esp8089 needs 200 ms after driving wifi-en high */ | |
70 | post-power-on-delay-ms = <200>; | |
46f166ca HG |
71 | }; |
72 | }; | |
73 | ||
860fbdd4 HG |
74 | &ehci0 { |
75 | status = "okay"; | |
76 | }; | |
77 | ||
78 | &mmc1 { | |
46f166ca | 79 | pinctrl-names = "default"; |
860fbdd4 HG |
80 | pinctrl-0 = <&mmc1_pins_a>; |
81 | vmmc-supply = <®_dldo1>; | |
82 | mmc-pwrseq = <&wifi_pwrseq>; | |
46f166ca | 83 | bus-width = <4>; |
860fbdd4 | 84 | non-removable; |
46f166ca | 85 | status = "okay"; |
46f166ca | 86 | |
860fbdd4 HG |
87 | sdio_wifi: sdio_wifi@1 { |
88 | reg = <1>; | |
46f166ca | 89 | }; |
860fbdd4 | 90 | }; |
46f166ca | 91 | |
860fbdd4 HG |
92 | &mmc1_pins_a { |
93 | allwinner,pull = <SUN4I_PINCTRL_PULL_UP>; | |
94 | }; | |
95 | ||
96 | &r_pio { | |
97 | wifi_pwrseq_pin_q8: wifi_pwrseq_pin@0 { | |
98 | allwinner,pins = "PL6", "PL7", "PL11"; | |
46f166ca HG |
99 | allwinner,function = "gpio_in"; |
100 | allwinner,drive = <SUN4I_PINCTRL_10_MA>; | |
101 | allwinner,pull = <SUN4I_PINCTRL_PULL_UP>; | |
102 | }; | |
103 | }; | |
104 | ||
860fbdd4 HG |
105 | &usbphy { |
106 | usb1_vbus-supply = <®_dldo1>; | |
80e5f83c HG |
107 | }; |
108 | ||
860fbdd4 HG |
109 | &gsl1680 { |
110 | touchscreen-size-x = <1024>; | |
111 | touchscreen-size-y = <600>; | |
112 | touchscreen-fw-name = "silead/gsl1680-q8-700.fw"; | |
113 | status = "okay"; | |
80e5f83c HG |
114 | }; |
115 | ||
860fbdd4 HG |
116 | ®_ldo_io1 { |
117 | regulator-min-microvolt = <3300000>; | |
80e5f83c | 118 | regulator-max-microvolt = <3300000>; |
860fbdd4 | 119 | regulator-name = "vcc-touchscreen"; |
46f166ca HG |
120 | status = "okay"; |
121 | }; |