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72df94cb 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 | */ | |
110af36a | 42 | #include "sunxi-reference-design-tablet.dtsi" |
edbc6f1f | 43 | #include "sun8i-reference-design-tablet.dtsi" |
72df94cb | 44 | |
621efefc HG |
45 | / { |
46 | aliases { | |
47 | serial0 = &r_uart; | |
48 | /* Make u-boot set mac-address for wifi without an eeprom */ | |
49 | ethernet0 = &sdio_wifi; | |
50 | }; | |
51 | ||
52 | wifi_pwrseq: wifi_pwrseq { | |
53 | compatible = "mmc-pwrseq-simple"; | |
54 | /* | |
55 | * Q8 boards use various PL# pins as wifi-en. On other boards | |
56 | * these may be connected to a wifi module output pin. To avoid | |
57 | * short-circuits we configure these as inputs with pull-ups via | |
58 | * pinctrl, instead of listing them as active-low reset-gpios. | |
59 | */ | |
60 | pinctrl-names = "default"; | |
61 | pinctrl-0 = <&wifi_pwrseq_pin_q8>; | |
62 | /* The esp8089 needs 200 ms after driving wifi-en high */ | |
63 | post-power-on-delay-ms = <200>; | |
64 | }; | |
65 | }; | |
66 | ||
1cdc0aa5 HG |
67 | &ehci0 { |
68 | status = "okay"; | |
69 | }; | |
70 | ||
621efefc HG |
71 | &mmc1 { |
72 | pinctrl-names = "default"; | |
73 | pinctrl-0 = <&mmc1_pins_a>; | |
74 | vmmc-supply = <®_dldo1>; | |
75 | mmc-pwrseq = <&wifi_pwrseq>; | |
76 | bus-width = <4>; | |
77 | non-removable; | |
78 | status = "okay"; | |
79 | ||
80 | sdio_wifi: sdio_wifi@1 { | |
81 | reg = <1>; | |
82 | }; | |
83 | }; | |
84 | ||
85 | &mmc1_pins_a { | |
86 | allwinner,pull = <SUN4I_PINCTRL_PULL_UP>; | |
87 | }; | |
88 | ||
89 | &r_pio { | |
90 | wifi_pwrseq_pin_q8: wifi_pwrseq_pin@0 { | |
91 | allwinner,pins = "PL6", "PL7", "PL11"; | |
92 | allwinner,function = "gpio_in"; | |
621efefc HG |
93 | allwinner,pull = <SUN4I_PINCTRL_PULL_UP>; |
94 | }; | |
95 | }; | |
96 | ||
77b1be43 | 97 | &usbphy { |
1cdc0aa5 | 98 | usb1_vbus-supply = <®_dldo1>; |
77b1be43 | 99 | }; |