xref: /linux/scripts/dtc/include-prefixes/arm/allwinner/sun8i-q8-common.dtsi (revision 621cde16e49b3ecf7d59a8106a20aaebfb4a59a9)
1724ba675SRob Herring/*
2724ba675SRob Herring * Copyright 2015 Hans de Goede <hdegoede@redhat.com>
3724ba675SRob Herring *
4724ba675SRob Herring * This file is dual-licensed: you can use it either under the terms
5724ba675SRob Herring * of the GPL or the X11 license, at your option. Note that this dual
6724ba675SRob Herring * licensing only applies to this file, and not this project as a
7724ba675SRob Herring * whole.
8724ba675SRob Herring *
9724ba675SRob Herring *  a) This file is free software; you can redistribute it and/or
10724ba675SRob Herring *     modify it under the terms of the GNU General Public License as
11724ba675SRob Herring *     published by the Free Software Foundation; either version 2 of the
12724ba675SRob Herring *     License, or (at your option) any later version.
13724ba675SRob Herring *
14724ba675SRob Herring *     This file is distributed in the hope that it will be useful,
15724ba675SRob Herring *     but WITHOUT ANY WARRANTY; without even the implied warranty of
16724ba675SRob Herring *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17724ba675SRob Herring *     GNU General Public License for more details.
18724ba675SRob Herring *
19724ba675SRob Herring * Or, alternatively,
20724ba675SRob Herring *
21724ba675SRob Herring *  b) Permission is hereby granted, free of charge, to any person
22724ba675SRob Herring *     obtaining a copy of this software and associated documentation
23724ba675SRob Herring *     files (the "Software"), to deal in the Software without
24724ba675SRob Herring *     restriction, including without limitation the rights to use,
25724ba675SRob Herring *     copy, modify, merge, publish, distribute, sublicense, and/or
26724ba675SRob Herring *     sell copies of the Software, and to permit persons to whom the
27724ba675SRob Herring *     Software is furnished to do so, subject to the following
28724ba675SRob Herring *     conditions:
29724ba675SRob Herring *
30724ba675SRob Herring *     The above copyright notice and this permission notice shall be
31724ba675SRob Herring *     included in all copies or substantial portions of the Software.
32724ba675SRob Herring *
33724ba675SRob Herring *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
34724ba675SRob Herring *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
35724ba675SRob Herring *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
36724ba675SRob Herring *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
37724ba675SRob Herring *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
38724ba675SRob Herring *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
39724ba675SRob Herring *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
40724ba675SRob Herring *     OTHER DEALINGS IN THE SOFTWARE.
41724ba675SRob Herring */
42724ba675SRob Herring#include "sunxi-reference-design-tablet.dtsi"
43724ba675SRob Herring#include "sun8i-reference-design-tablet.dtsi"
44724ba675SRob Herring
45724ba675SRob Herring/ {
46724ba675SRob Herring	aliases {
47724ba675SRob Herring		serial0 = &r_uart;
48724ba675SRob Herring		/* Make u-boot set mac-address for wifi without an eeprom */
49724ba675SRob Herring		ethernet0 = &sdio_wifi;
50724ba675SRob Herring	};
51724ba675SRob Herring
52724ba675SRob Herring	panel: panel {
53724ba675SRob Herring		/* Tablet dts should provide panel compatible */
54724ba675SRob Herring		backlight = <&backlight>;
55724ba675SRob Herring		enable-gpios = <&pio 7 7 GPIO_ACTIVE_HIGH>; /* PH7 */
56724ba675SRob Herring		power-supply = <&reg_dc1sw>;
57724ba675SRob Herring
58724ba675SRob Herring		port {
59724ba675SRob Herring			panel_input: endpoint {
60724ba675SRob Herring				remote-endpoint = <&tcon0_out_lcd>;
61724ba675SRob Herring			};
62724ba675SRob Herring		};
63724ba675SRob Herring	};
64724ba675SRob Herring
65*0f47ef3fSKrzysztof Kozlowski	wifi_pwrseq: pwrseq {
66724ba675SRob Herring		compatible = "mmc-pwrseq-simple";
67724ba675SRob Herring		/*
68724ba675SRob Herring		 * Q8 boards use various PL# pins as wifi-en. On other boards
69724ba675SRob Herring		 * these may be connected to a wifi module output pin. To avoid
70724ba675SRob Herring		 * short-circuits we configure these as inputs with pull-ups via
71724ba675SRob Herring		 * pinctrl, instead of listing them as active-low reset-gpios.
72724ba675SRob Herring		 */
73724ba675SRob Herring		pinctrl-names = "default";
74724ba675SRob Herring		pinctrl-0 = <&wifi_pwrseq_pin_q8>;
75724ba675SRob Herring		/* The esp8089 needs 200 ms after driving wifi-en high */
76724ba675SRob Herring		post-power-on-delay-ms = <200>;
77724ba675SRob Herring	};
78724ba675SRob Herring};
79724ba675SRob Herring
80724ba675SRob Herring&de {
81724ba675SRob Herring	status = "okay";
82724ba675SRob Herring};
83724ba675SRob Herring
84724ba675SRob Herring&ehci0 {
85724ba675SRob Herring	status  = "okay";
86724ba675SRob Herring};
87724ba675SRob Herring
88724ba675SRob Herring&mmc1 {
89724ba675SRob Herring	pinctrl-names = "default";
90724ba675SRob Herring	pinctrl-0 = <&mmc1_pg_pins>;
91724ba675SRob Herring	vmmc-supply = <&reg_dldo1>;
92724ba675SRob Herring	mmc-pwrseq = <&wifi_pwrseq>;
93724ba675SRob Herring	bus-width = <4>;
94724ba675SRob Herring	non-removable;
95724ba675SRob Herring	status = "okay";
96724ba675SRob Herring
97*0f47ef3fSKrzysztof Kozlowski	sdio_wifi: wifi@1 {
98724ba675SRob Herring		reg = <1>;
99724ba675SRob Herring	};
100724ba675SRob Herring};
101724ba675SRob Herring
102724ba675SRob Herring&r_pio {
103724ba675SRob Herring	wifi_pwrseq_pin_q8: wifi-pwrseq-pins {
104724ba675SRob Herring		pins = "PL6", "PL7", "PL11";
105724ba675SRob Herring		function = "gpio_in";
106724ba675SRob Herring		bias-pull-up;
107724ba675SRob Herring	};
108724ba675SRob Herring};
109724ba675SRob Herring
110724ba675SRob Herring&tcon0 {
111724ba675SRob Herring	pinctrl-names = "default";
112724ba675SRob Herring	pinctrl-0 = <&lcd_rgb666_pins>;
113724ba675SRob Herring	status = "okay";
114724ba675SRob Herring};
115724ba675SRob Herring
116724ba675SRob Herring&usbphy {
117724ba675SRob Herring	usb1_vbus-supply = <&reg_dldo1>;
118724ba675SRob Herring};
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