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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_HIGH>; /* PA8 */
73	cd-inverted;
74	status = "okay";
75};
76
77&pio {
78	mmc0_cd_pin_e708_q1: mmc0_cd_pin@0 {
79		pins = "PA8";
80		function = "gpio_in";
81		bias-pull-up;
82	};
83
84	usb0_id_detect_pin: usb0_id_detect_pin@0 {
85		pins = "PA15";
86		function = "gpio_in";
87		bias-pull-up;
88	};
89};
90
91&p2wi {
92	status = "okay";
93
94	axp22x: pmic@68 {
95		compatible = "x-powers,axp221";
96		reg = <0x68>;
97		interrupt-parent = <&nmi_intc>;
98		interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
99		drivevbus-supply = <&reg_vcc5v0>;
100		x-powers,drive-vbus-en;
101	};
102};
103
104#include "axp22x.dtsi"
105
106&reg_aldo3 {
107	regulator-always-on;
108	regulator-min-microvolt = <2700000>;
109	regulator-max-microvolt = <3300000>;
110	regulator-name = "avcc";
111};
112
113&reg_dc1sw {
114	regulator-name = "vcc-lcd";
115};
116
117&reg_dc5ldo {
118	regulator-always-on;
119	regulator-min-microvolt = <700000>;
120	regulator-max-microvolt = <1320000>;
121	regulator-name = "vdd-cpus"; /* This is an educated guess */
122};
123
124&reg_dcdc1 {
125	regulator-always-on;
126	regulator-min-microvolt = <3000000>;
127	regulator-max-microvolt = <3000000>;
128	regulator-name = "vcc-3v0";
129};
130
131&reg_dcdc2 {
132	regulator-min-microvolt = <700000>;
133	regulator-max-microvolt = <1320000>;
134	regulator-name = "vdd-gpu";
135};
136
137&reg_dcdc3 {
138	regulator-always-on;
139	regulator-min-microvolt = <700000>;
140	regulator-max-microvolt = <1320000>;
141	regulator-name = "vdd-cpu";
142};
143
144&reg_dcdc4 {
145	regulator-always-on;
146	regulator-min-microvolt = <700000>;
147	regulator-max-microvolt = <1320000>;
148	regulator-name = "vdd-sys-dll";
149};
150
151&reg_dcdc5 {
152	regulator-always-on;
153	regulator-min-microvolt = <1500000>;
154	regulator-max-microvolt = <1500000>;
155	regulator-name = "vcc-dram";
156};
157
158&reg_dldo1 {
159	regulator-min-microvolt = <3300000>;
160	regulator-max-microvolt = <3300000>;
161	regulator-name = "vcc-wifi";
162};
163
164&reg_drivevbus {
165	regulator-name = "usb0-vbus";
166	status = "okay";
167};
168
169&simplefb_lcd {
170	vcc-lcd-supply = <&reg_dc1sw>;
171};
172
173&usb_otg {
174	dr_mode = "otg";
175	status = "okay";
176};
177
178&usb_power_supply {
179	status = "okay";
180};
181
182&usbphy {
183	pinctrl-names = "default";
184	pinctrl-0 = <&usb0_id_detect_pin>;
185	usb0_id_det-gpio = <&pio 0 15 GPIO_ACTIVE_HIGH>; /* PA15 */
186	usb0_vbus_power-supply = <&usb_power_supply>;
187	usb0_vbus-supply = <&reg_drivevbus>;
188	usb1_vbus-supply = <&reg_dldo1>;
189	status = "okay";
190};
191