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1/*
2 * Copyright 2014 Zoltan HERPAI
3 * Zoltan HERPAI <wigyori@uid0.hu>
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		pinctrl-names = "default";
66		pinctrl-0 = <&led_pins_pcduino>;
67
68		tx {
69			label = "pcduino:green:tx";
70			gpios = <&pio 7 15 GPIO_ACTIVE_LOW>;
71		};
72
73		rx {
74			label = "pcduino:green:rx";
75			gpios = <&pio 7 16 GPIO_ACTIVE_LOW>;
76		};
77	};
78
79	gpio_keys {
80		compatible = "gpio-keys";
81		pinctrl-names = "default";
82		pinctrl-0 = <&key_pins_pcduino>;
83		#address-cells = <1>;
84		#size-cells = <0>;
85
86		button@0 {
87			label = "Key Back";
88			linux,code = <KEY_BACK>;
89			gpios = <&pio 7 17 GPIO_ACTIVE_LOW>;
90		};
91
92		button@1 {
93			label = "Key Home";
94			linux,code = <KEY_HOME>;
95			gpios = <&pio 7 18 GPIO_ACTIVE_LOW>;
96		};
97
98		button@2 {
99			label = "Key Menu";
100			linux,code = <KEY_MENU>;
101			gpios = <&pio 7 19 GPIO_ACTIVE_LOW>;
102		};
103	};
104};
105
106&cpu0 {
107	cpu-supply = <&reg_dcdc2>;
108};
109
110&ehci0 {
111	status = "okay";
112};
113
114&ehci1 {
115	status = "okay";
116};
117
118&emac {
119	pinctrl-names = "default";
120	pinctrl-0 = <&emac_pins_a>;
121	phy = <&phy1>;
122	status = "okay";
123};
124
125&emac_sram {
126	status = "okay";
127};
128
129&i2c0 {
130	pinctrl-names = "default";
131	pinctrl-0 = <&i2c0_pins_a>;
132	status = "okay";
133
134	axp209: pmic@34 {
135		reg = <0x34>;
136		interrupts = <0>;
137	};
138};
139
140&mdio {
141	status = "okay";
142
143	phy1: ethernet-phy@1 {
144		reg = <1>;
145	};
146};
147
148&mmc0 {
149	pinctrl-names = "default";
150	pinctrl-0 = <&mmc0_pins_a>;
151	vmmc-supply = <&reg_vcc3v3>;
152	bus-width = <4>;
153	cd-gpios = <&pio 7 1 GPIO_ACTIVE_HIGH>; /* PH1 */
154	cd-inverted;
155	status = "okay";
156};
157
158&ohci0 {
159	status = "okay";
160};
161
162&ohci1 {
163	status = "okay";
164};
165
166&otg_sram {
167	status = "okay";
168};
169
170&pio {
171	led_pins_pcduino: led_pins@0 {
172		pins = "PH15", "PH16";
173		function = "gpio_out";
174	};
175
176	key_pins_pcduino: key_pins@0 {
177		pins = "PH17", "PH18", "PH19";
178		function = "gpio_in";
179	};
180
181	usb0_id_detect_pin: usb0_id_detect_pin@0 {
182		pins = "PH4";
183		function = "gpio_in";
184		bias-pull-up;
185	};
186};
187
188#include "axp209.dtsi"
189
190&reg_dcdc2 {
191	regulator-always-on;
192	regulator-min-microvolt = <1000000>;
193	regulator-max-microvolt = <1400000>;
194	regulator-name = "vdd-cpu";
195};
196
197&reg_dcdc3 {
198	regulator-always-on;
199	regulator-min-microvolt = <1000000>;
200	regulator-max-microvolt = <1400000>;
201	regulator-name = "vdd-int-dll";
202};
203
204&reg_ldo1 {
205	regulator-name = "vdd-rtc";
206};
207
208&reg_ldo2 {
209	regulator-always-on;
210	regulator-min-microvolt = <3000000>;
211	regulator-max-microvolt = <3000000>;
212	regulator-name = "avcc";
213};
214
215&uart0 {
216	pinctrl-names = "default";
217	pinctrl-0 = <&uart0_pins_a>;
218	status = "okay";
219};
220
221&usb_otg {
222	dr_mode = "otg";
223	status = "okay";
224};
225
226&usbphy {
227	pinctrl-names = "default";
228	pinctrl-0 = <&usb0_id_detect_pin>;
229	usb0_id_det-gpio = <&pio 7 4 GPIO_ACTIVE_HIGH>; /* PH4 */
230	usb1_vbus-supply = <&reg_vcc5v0>; /* USB1 VBUS is always on */
231	usb2_vbus-supply = <&reg_vcc5v0>; /* USB2 VBUS is always on */
232	status = "okay";
233};
234