1/*
2 * Copyright 2016 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#include "sunxi-common-regulators.dtsi"
44
45#include <dt-bindings/gpio/gpio.h>
46#include <dt-bindings/input/input.h>
47
48/ {
49	aliases {
50		serial0 = &uart0;
51	};
52
53	chosen {
54		stdout-path = "serial0:115200n8";
55	};
56};
57
58&cpu0 {
59	cpu-supply = <&reg_dcdc3>;
60};
61
62&ehci0 {
63	/* Wifi is connected here */
64	status = "okay";
65};
66
67&mmc0 {
68	pinctrl-names = "default";
69	pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_e708_q1>;
70	vmmc-supply = <&reg_dcdc1>;
71	bus-width = <4>;
72	cd-gpios = <&pio 0 8 GPIO_ACTIVE_LOW>; /* PA8 */
73	status = "okay";
74};
75
76&pio {
77	mmc0_cd_pin_e708_q1: mmc0_cd_pin@0 {
78		pins = "PA8";
79		function = "gpio_in";
80		bias-pull-up;
81	};
82
83	usb0_id_detect_pin: usb0_id_detect_pin@0 {
84		pins = "PA15";
85		function = "gpio_in";
86		bias-pull-up;
87	};
88};
89
90&p2wi {
91	status = "okay";
92
93	axp22x: pmic@68 {
94		compatible = "x-powers,axp221";
95		reg = <0x68>;
96		interrupt-parent = <&nmi_intc>;
97		interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
98		drivevbus-supply = <&reg_vcc5v0>;
99		x-powers,drive-vbus-en;
100	};
101};
102
103#include "axp22x.dtsi"
104
105&reg_aldo3 {
106	regulator-always-on;
107	regulator-min-microvolt = <2700000>;
108	regulator-max-microvolt = <3300000>;
109	regulator-name = "avcc";
110};
111
112&reg_dc1sw {
113	regulator-name = "vcc-lcd";
114};
115
116&reg_dc5ldo {
117	regulator-always-on;
118	regulator-min-microvolt = <700000>;
119	regulator-max-microvolt = <1320000>;
120	regulator-name = "vdd-cpus"; /* This is an educated guess */
121};
122
123&reg_dcdc1 {
124	regulator-always-on;
125	regulator-min-microvolt = <3000000>;
126	regulator-max-microvolt = <3000000>;
127	regulator-name = "vcc-3v0";
128};
129
130&reg_dcdc2 {
131	regulator-min-microvolt = <700000>;
132	regulator-max-microvolt = <1320000>;
133	regulator-name = "vdd-gpu";
134};
135
136&reg_dcdc3 {
137	regulator-always-on;
138	regulator-min-microvolt = <700000>;
139	regulator-max-microvolt = <1320000>;
140	regulator-name = "vdd-cpu";
141};
142
143&reg_dcdc4 {
144	regulator-always-on;
145	regulator-min-microvolt = <700000>;
146	regulator-max-microvolt = <1320000>;
147	regulator-name = "vdd-sys-dll";
148};
149
150&reg_dcdc5 {
151	regulator-always-on;
152	regulator-min-microvolt = <1500000>;
153	regulator-max-microvolt = <1500000>;
154	regulator-name = "vcc-dram";
155};
156
157&reg_dldo1 {
158	regulator-min-microvolt = <3300000>;
159	regulator-max-microvolt = <3300000>;
160	regulator-name = "vcc-wifi";
161};
162
163&reg_drivevbus {
164	regulator-name = "usb0-vbus";
165	status = "okay";
166};
167
168&simplefb_lcd {
169	vcc-lcd-supply = <&reg_dc1sw>;
170};
171
172&usb_otg {
173	dr_mode = "otg";
174	status = "okay";
175};
176
177&usb_power_supply {
178	status = "okay";
179};
180
181&usbphy {
182	pinctrl-names = "default";
183	pinctrl-0 = <&usb0_id_detect_pin>;
184	usb0_id_det-gpio = <&pio 0 15 GPIO_ACTIVE_HIGH>; /* PA15 */
185	usb0_vbus_power-supply = <&usb_power_supply>;
186	usb0_vbus-supply = <&reg_drivevbus>;
187	usb1_vbus-supply = <&reg_dldo1>;
188	status = "okay";
189};
190