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 "sun7i-a20.dtsi"
46#include "sunxi-common-regulators.dtsi"
47
48#include <dt-bindings/gpio/gpio.h>
49#include <dt-bindings/input/input.h>
50#include <dt-bindings/interrupt-controller/irq.h>
51#include <dt-bindings/pinctrl/sun4i-a10.h>
52
53/ {
54	model = "LinkSprite pcDuino3";
55	compatible = "linksprite,pcduino3", "allwinner,sun7i-a20";
56
57	aliases {
58		serial0 = &uart0;
59	};
60
61	chosen {
62		stdout-path = "serial0:115200n8";
63	};
64
65	leds {
66		compatible = "gpio-leds";
67		pinctrl-names = "default";
68		pinctrl-0 = <&led_pins_pcduino3>;
69
70		tx {
71			label = "pcduino3:green:tx";
72			gpios = <&pio 7 15 GPIO_ACTIVE_LOW>;
73		};
74
75		rx {
76			label = "pcduino3:green:rx";
77			gpios = <&pio 7 16 GPIO_ACTIVE_LOW>;
78		};
79	};
80
81	gpio_keys {
82		compatible = "gpio-keys";
83		pinctrl-names = "default";
84		pinctrl-0 = <&key_pins_pcduino3>;
85		#address-cells = <1>;
86		#size-cells = <0>;
87		button@0 {
88			label = "Key Back";
89			linux,code = <KEY_BACK>;
90			gpios = <&pio 7 17 GPIO_ACTIVE_LOW>;
91		};
92		button@1 {
93			label = "Key Home";
94			linux,code = <KEY_HOME>;
95			gpios = <&pio 7 18 GPIO_ACTIVE_LOW>;
96		};
97		button@2 {
98			label = "Key Menu";
99			linux,code = <KEY_MENU>;
100			gpios = <&pio 7 19 GPIO_ACTIVE_LOW>;
101		};
102	};
103};
104
105&ahci {
106	target-supply = <&reg_ahci_5v>;
107	status = "okay";
108};
109
110&ahci_pwr_pin_a {
111	allwinner,pins = "PH2";
112};
113
114&codec {
115	status = "okay";
116};
117
118&cpu0 {
119	cpu-supply = <&reg_dcdc2>;
120};
121
122&ehci0 {
123	status = "okay";
124};
125
126&ehci1 {
127	status = "okay";
128};
129
130&gmac {
131	pinctrl-names = "default";
132	pinctrl-0 = <&gmac_pins_mii_a>;
133	phy = <&phy1>;
134	phy-mode = "mii";
135	status = "okay";
136
137	phy1: ethernet-phy@1 {
138		reg = <1>;
139	};
140};
141
142&i2c0 {
143	pinctrl-names = "default";
144	pinctrl-0 = <&i2c0_pins_a>;
145	status = "okay";
146
147	axp209: pmic@34 {
148		reg = <0x34>;
149		interrupt-parent = <&nmi_intc>;
150		interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
151	};
152};
153
154#include "axp209.dtsi"
155
156&ir0 {
157	pinctrl-names = "default";
158	pinctrl-0 = <&ir0_rx_pins_a>;
159	status = "okay";
160};
161
162&mmc0 {
163	pinctrl-names = "default";
164	pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_reference_design>;
165	vmmc-supply = <&reg_vcc3v3>;
166	bus-width = <4>;
167	cd-gpios = <&pio 7 1 GPIO_ACTIVE_LOW>; /* PH1 */
168	cd-inverted;
169	status = "okay";
170};
171
172&ohci0 {
173	status = "okay";
174};
175
176&ohci1 {
177	status = "okay";
178};
179
180&otg_sram {
181	status = "okay";
182};
183
184&pio {
185	led_pins_pcduino3: led_pins@0 {
186		allwinner,pins = "PH15", "PH16";
187		allwinner,function = "gpio_out";
188		allwinner,drive = <SUN4I_PINCTRL_10_MA>;
189		allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
190	};
191
192	key_pins_pcduino3: key_pins@0 {
193		allwinner,pins = "PH17", "PH18", "PH19";
194		allwinner,function = "gpio_in";
195		allwinner,drive = <SUN4I_PINCTRL_10_MA>;
196		allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
197	};
198
199	usb0_id_detect_pin: usb0_id_detect_pin@0 {
200		allwinner,pins = "PH4";
201		allwinner,function = "gpio_in";
202		allwinner,drive = <SUN4I_PINCTRL_10_MA>;
203		allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
204	};
205};
206
207&reg_ahci_5v {
208	gpio = <&pio 7 2 GPIO_ACTIVE_HIGH>;
209	status = "okay";
210};
211
212&reg_dcdc2 {
213	regulator-always-on;
214	regulator-min-microvolt = <1000000>;
215	regulator-max-microvolt = <1400000>;
216	regulator-name = "vdd-cpu";
217};
218
219&reg_dcdc3 {
220	regulator-always-on;
221	regulator-min-microvolt = <1000000>;
222	regulator-max-microvolt = <1400000>;
223	regulator-name = "vdd-int-pll";
224};
225
226&reg_ldo1 {
227	regulator-name = "vdd-rtc";
228};
229
230&reg_ldo2 {
231	regulator-always-on;
232	regulator-min-microvolt = <3000000>;
233	regulator-max-microvolt = <3000000>;
234	regulator-name = "avcc";
235};
236
237&reg_usb1_vbus {
238	status = "okay";
239};
240
241&reg_usb2_vbus {
242	status = "okay";
243};
244
245&uart0 {
246	pinctrl-names = "default";
247	pinctrl-0 = <&uart0_pins_a>;
248	status = "okay";
249};
250
251&usb_otg {
252	dr_mode = "otg";
253	status = "okay";
254};
255
256&usbphy {
257	pinctrl-names = "default";
258	pinctrl-0 = <&usb0_id_detect_pin>;
259	usb0_id_det-gpio = <&pio 7 4 GPIO_ACTIVE_HIGH>; /* PH4 */
260	usb1_vbus-supply = <&reg_usb1_vbus>;
261	usb2_vbus-supply = <&reg_usb2_vbus>;
262	status = "okay";
263};
264