1/*
2 * Copyright 2014 Zoltan HERPAI
3 * Zoltan HERPAI <[email protected]>
4 *
5 * This file is dual-licensed: you can use it either under the terms
6 * of the GPL or the X11 license, at your option. Note that this dual
7 * licensing only applies to this file, and not this project as a
8 * whole.
9 *
10 *  a) This file is free software; you can redistribute it and/or
11 *     modify it under the terms of the GNU General Public License as
12 *     published by the Free Software Foundation; either version 2 of the
13 *     License, or (at your option) any later version.
14 *
15 *     This file is distributed in the hope that it will be useful,
16 *     but WITHOUT ANY WARRANTY; without even the implied warranty of
17 *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
18 *     GNU General Public License for more details.
19 *
20 * Or, alternatively,
21 *
22 *  b) Permission is hereby granted, free of charge, to any person
23 *     obtaining a copy of this software and associated documentation
24 *     files (the "Software"), to deal in the Software without
25 *     restriction, including without limitation the rights to use,
26 *     copy, modify, merge, publish, distribute, sublicense, and/or
27 *     sell copies of the Software, and to permit persons to whom the
28 *     Software is furnished to do so, subject to the following
29 *     conditions:
30 *
31 *     The above copyright notice and this permission notice shall be
32 *     included in all copies or substantial portions of the Software.
33 *
34 *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
35 *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
36 *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
37 *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
38 *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
39 *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
40 *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
41 *     OTHER DEALINGS IN THE SOFTWARE.
42 */
43
44/dts-v1/;
45#include "sun4i-a10.dtsi"
46#include "sunxi-common-regulators.dtsi"
47
48#include <dt-bindings/gpio/gpio.h>
49#include <dt-bindings/input/input.h>
50
51/ {
52	model = "LinkSprite pcDuino";
53	compatible = "linksprite,a10-pcduino", "allwinner,sun4i-a10";
54
55	aliases {
56		serial0 = &uart0;
57	};
58
59	chosen {
60		stdout-path = "serial0:115200n8";
61	};
62
63	leds {
64		compatible = "gpio-leds";
65
66		tx {
67			label = "pcduino:green:tx";
68			gpios = <&pio 7 15 GPIO_ACTIVE_LOW>;
69		};
70
71		rx {
72			label = "pcduino:green:rx";
73			gpios = <&pio 7 16 GPIO_ACTIVE_LOW>;
74		};
75	};
76
77	gpio-keys {
78		compatible = "gpio-keys";
79
80		back {
81			label = "Key Back";
82			linux,code = <KEY_BACK>;
83			gpios = <&pio 7 17 GPIO_ACTIVE_LOW>;
84		};
85
86		home {
87			label = "Key Home";
88			linux,code = <KEY_HOME>;
89			gpios = <&pio 7 18 GPIO_ACTIVE_LOW>;
90		};
91
92		menu {
93			label = "Key Menu";
94			linux,code = <KEY_MENU>;
95			gpios = <&pio 7 19 GPIO_ACTIVE_LOW>;
96		};
97	};
98};
99
100&cpu0 {
101	cpu-supply = <&reg_dcdc2>;
102};
103
104&ehci0 {
105	status = "okay";
106};
107
108&ehci1 {
109	status = "okay";
110};
111
112&emac {
113	phy = <&phy1>;
114	status = "okay";
115};
116
117&emac_sram {
118	status = "okay";
119};
120
121&i2c0 {
122	status = "okay";
123
124	axp209: pmic@34 {
125		reg = <0x34>;
126		interrupts = <0>;
127	};
128};
129
130&mdio {
131	status = "okay";
132
133	phy1: ethernet-phy@1 {
134		reg = <1>;
135	};
136};
137
138&mmc0 {
139	vmmc-supply = <&reg_vcc3v3>;
140	bus-width = <4>;
141	cd-gpios = <&pio 7 1 GPIO_ACTIVE_LOW>; /* PH1 */
142	status = "okay";
143};
144
145&ohci0 {
146	status = "okay";
147};
148
149&ohci1 {
150	status = "okay";
151};
152
153&otg_sram {
154	status = "okay";
155};
156
157&pio {
158	usb0_id_detect_pin: usb0-id-detect-pin {
159		pins = "PH4";
160		function = "gpio_in";
161		bias-pull-up;
162	};
163};
164
165#include "axp209.dtsi"
166
167&reg_dcdc2 {
168	regulator-always-on;
169	regulator-min-microvolt = <1000000>;
170	regulator-max-microvolt = <1400000>;
171	regulator-name = "vdd-cpu";
172};
173
174&reg_dcdc3 {
175	regulator-always-on;
176	regulator-min-microvolt = <1000000>;
177	regulator-max-microvolt = <1400000>;
178	regulator-name = "vdd-int-dll";
179};
180
181&reg_ldo1 {
182	regulator-name = "vdd-rtc";
183};
184
185&reg_ldo2 {
186	regulator-always-on;
187	regulator-min-microvolt = <3000000>;
188	regulator-max-microvolt = <3000000>;
189	regulator-name = "avcc";
190};
191
192&uart0 {
193	pinctrl-names = "default";
194	pinctrl-0 = <&uart0_pb_pins>;
195	status = "okay";
196};
197
198&usb_otg {
199	dr_mode = "otg";
200	status = "okay";
201};
202
203&usbphy {
204	pinctrl-names = "default";
205	pinctrl-0 = <&usb0_id_detect_pin>;
206	usb0_id_det-gpio = <&pio 7 4 GPIO_ACTIVE_HIGH>; /* PH4 */
207	usb1_vbus-supply = <&reg_vcc5v0>; /* USB1 VBUS is always on */
208	usb2_vbus-supply = <&reg_vcc5v0>; /* USB2 VBUS is always on */
209	status = "okay";
210};
211