1/*
2 * Copyright 2013 Maxime Ripard
3 *
4 * Maxime Ripard <maxime.ripard@free-electrons.com>
5 *
6 * This file is dual-licensed: you can use it either under the terms
7 * of the GPL or the X11 license, at your option. Note that this dual
8 * licensing only applies to this file, and not this project as a
9 * whole.
10 *
11 *  a) This file is free software; you can redistribute it and/or
12 *     modify it under the terms of the GNU General Public License as
13 *     published by the Free Software Foundation; either version 2 of the
14 *     License, or (at your option) any later version.
15 *
16 *     This file is distributed in the hope that it will be useful,
17 *     but WITHOUT ANY WARRANTY; without even the implied warranty of
18 *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
19 *     GNU General Public License for more details.
20 *
21 *     You should have received a copy of the GNU General Public
22 *     License along with this file; if not, write to the Free
23 *     Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
24 *     MA 02110-1301 USA
25 *
26 * Or, alternatively,
27 *
28 *  b) Permission is hereby granted, free of charge, to any person
29 *     obtaining a copy of this software and associated documentation
30 *     files (the "Software"), to deal in the Software without
31 *     restriction, including without limitation the rights to use,
32 *     copy, modify, merge, publish, distribute, sublicense, and/or
33 *     sell copies of the Software, and to permit persons to whom the
34 *     Software is furnished to do so, subject to the following
35 *     conditions:
36 *
37 *     The above copyright notice and this permission notice shall be
38 *     included in all copies or substantial portions of the Software.
39 *
40 *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
41 *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
42 *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
43 *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
44 *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
45 *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
46 *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
47 *     OTHER DEALINGS IN THE SOFTWARE.
48 */
49
50/dts-v1/;
51#include "sun7i-a20.dtsi"
52#include "sunxi-common-regulators.dtsi"
53
54#include <dt-bindings/gpio/gpio.h>
55#include <dt-bindings/input/input.h>
56#include <dt-bindings/interrupt-controller/irq.h>
57#include <dt-bindings/pinctrl/sun4i-a10.h>
58
59/ {
60	model = "Olimex A20-Olinuxino Micro";
61	compatible = "olimex,a20-olinuxino-micro", "allwinner,sun7i-a20";
62
63	aliases {
64		serial0 = &uart0;
65		serial1 = &uart6;
66		serial2 = &uart7;
67		spi0 = &spi1;
68		spi1 = &spi2;
69	};
70
71	chosen {
72		stdout-path = "serial0:115200n8";
73	};
74
75	leds {
76		compatible = "gpio-leds";
77		pinctrl-names = "default";
78		pinctrl-0 = <&led_pins_olinuxino>;
79
80		green {
81			label = "a20-olinuxino-micro:green:usr";
82			gpios = <&pio 7 2 GPIO_ACTIVE_HIGH>;
83			default-state = "on";
84		};
85	};
86};
87
88&ahci {
89	target-supply = <&reg_ahci_5v>;
90	status = "okay";
91};
92
93&ehci0 {
94	status = "okay";
95};
96
97&ehci1 {
98	status = "okay";
99};
100
101&gmac {
102	pinctrl-names = "default";
103	pinctrl-0 = <&gmac_pins_mii_a>;
104	phy = <&phy1>;
105	phy-mode = "mii";
106	status = "okay";
107
108	phy1: ethernet-phy@1 {
109		reg = <1>;
110	};
111};
112
113&i2c0 {
114	pinctrl-names = "default";
115	pinctrl-0 = <&i2c0_pins_a>;
116	status = "okay";
117
118	axp209: pmic@34 {
119		compatible = "x-powers,axp209";
120		reg = <0x34>;
121		interrupt-parent = <&nmi_intc>;
122		interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
123
124		interrupt-controller;
125		#interrupt-cells = <1>;
126	};
127};
128
129&i2c1 {
130	pinctrl-names = "default";
131	pinctrl-0 = <&i2c1_pins_a>;
132	status = "okay";
133};
134
135&i2c2 {
136	pinctrl-names = "default";
137	pinctrl-0 = <&i2c2_pins_a>;
138	status = "okay";
139};
140
141&lradc {
142	vref-supply = <&reg_vcc3v0>;
143	status = "okay";
144
145	button@191 {
146		label = "Volume Up";
147		linux,code = <KEY_VOLUMEUP>;
148		channel = <0>;
149		voltage = <191274>;
150	};
151
152	button@392 {
153		label = "Volume Down";
154		linux,code = <KEY_VOLUMEDOWN>;
155		channel = <0>;
156		voltage = <392644>;
157	};
158
159	button@601 {
160		label = "Menu";
161		linux,code = <KEY_MENU>;
162		channel = <0>;
163		voltage = <601151>;
164	};
165
166	button@795 {
167		label = "Search";
168		linux,code = <KEY_SEARCH>;
169		channel = <0>;
170		voltage = <795090>;
171	};
172
173	button@987 {
174		label = "Home";
175		linux,code = <KEY_HOMEPAGE>;
176		channel = <0>;
177		voltage = <987387>;
178	};
179
180	button@1184 {
181		label = "Esc";
182		linux,code = <KEY_ESC>;
183		channel = <0>;
184		voltage = <1184678>;
185	};
186
187	button@1398 {
188		label = "Enter";
189		linux,code = <KEY_ENTER>;
190		channel = <0>;
191		voltage = <1398804>;
192	};
193};
194
195&mmc0 {
196	pinctrl-names = "default";
197	pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_reference_design>;
198	vmmc-supply = <&reg_vcc3v3>;
199	bus-width = <4>;
200	cd-gpios = <&pio 7 1 GPIO_ACTIVE_HIGH>; /* PH1 */
201	cd-inverted;
202	status = "okay";
203};
204
205&mmc3 {
206	pinctrl-names = "default";
207	pinctrl-0 = <&mmc3_pins_a>, <&mmc3_cd_pin_olinuxinom>;
208	vmmc-supply = <&reg_vcc3v3>;
209	bus-width = <4>;
210	cd-gpios = <&pio 7 11 GPIO_ACTIVE_HIGH>; /* PH11 */
211	cd-inverted;
212	status = "okay";
213};
214
215&ohci0 {
216	status = "okay";
217};
218
219&ohci1 {
220	status = "okay";
221};
222
223&pio {
224	mmc3_cd_pin_olinuxinom: mmc3_cd_pin@0 {
225		allwinner,pins = "PH11";
226		allwinner,function = "gpio_in";
227		allwinner,drive = <SUN4I_PINCTRL_10_MA>;
228		allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
229	};
230
231	led_pins_olinuxino: led_pins@0 {
232		allwinner,pins = "PH2";
233		allwinner,function = "gpio_out";
234		allwinner,drive = <SUN4I_PINCTRL_20_MA>;
235		allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
236	};
237};
238
239&reg_ahci_5v {
240	status = "okay";
241};
242
243&reg_usb1_vbus {
244	status = "okay";
245};
246
247&reg_usb2_vbus {
248	status = "okay";
249};
250
251&spi1 {
252	pinctrl-names = "default";
253	pinctrl-0 = <&spi1_pins_a>;
254	status = "okay";
255};
256
257&spi2 {
258	pinctrl-names = "default";
259	pinctrl-0 = <&spi2_pins_a>;
260	status = "okay";
261};
262
263&uart0 {
264	pinctrl-names = "default";
265	pinctrl-0 = <&uart0_pins_a>;
266	status = "okay";
267};
268
269&uart6 {
270	pinctrl-names = "default";
271	pinctrl-0 = <&uart6_pins_a>;
272	status = "okay";
273};
274
275&uart7 {
276	pinctrl-names = "default";
277	pinctrl-0 = <&uart7_pins_a>;
278	status = "okay";
279};
280
281&usbphy {
282	usb1_vbus-supply = <&reg_usb1_vbus>;
283	usb2_vbus-supply = <&reg_usb2_vbus>;
284	status = "okay";
285};
286