1/*
2 * Copyright 2015 - Marcus Cooper <codekipper@gmail.com>
3 * Copyright 2015 - Karsten Merker <merker@debian.org>
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
52/ {
53	model = "Olimex A20-Olimex-SOM-EVB";
54	compatible = "olimex,a20-olimex-som-evb", "allwinner,sun7i-a20";
55
56	aliases {
57		serial0 = &uart0;
58	};
59
60	chosen {
61		stdout-path = "serial0:115200n8";
62	};
63
64	hdmi-connector {
65		compatible = "hdmi-connector";
66		type = "a";
67
68		port {
69			hdmi_con_in: endpoint {
70				remote-endpoint = <&hdmi_out_con>;
71			};
72		};
73	};
74
75	leds {
76		compatible = "gpio-leds";
77
78		green {
79			label = "a20-olimex-som-evb:green:usr";
80			gpios = <&pio 7 2 GPIO_ACTIVE_HIGH>;
81			default-state = "on";
82		};
83	};
84};
85
86&ahci {
87	target-supply = <&reg_ahci_5v>;
88	status = "okay";
89};
90
91&de {
92	status = "okay";
93};
94
95&ehci0 {
96	status = "okay";
97};
98
99&ehci1 {
100	status = "okay";
101};
102
103&cpu0 {
104	cpu-supply = <&reg_dcdc2>;
105};
106
107&codec {
108	status = "okay";
109};
110
111&gmac {
112	pinctrl-names = "default";
113	pinctrl-0 = <&gmac_rgmii_pins>;
114	phy = <&phy1>;
115	phy-mode = "rgmii";
116	status = "okay";
117
118	phy1: ethernet-phy@1 {
119		reg = <1>;
120	};
121};
122
123&hdmi {
124	status = "okay";
125};
126
127&hdmi_out {
128	hdmi_out_con: endpoint {
129		remote-endpoint = <&hdmi_con_in>;
130	};
131};
132
133&i2c0 {
134	status = "okay";
135
136	axp209: pmic@34 {
137		reg = <0x34>;
138		interrupt-parent = <&nmi_intc>;
139		interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
140	};
141};
142
143&i2c1 {
144	status = "okay";
145};
146
147&i2c2 {
148	status = "okay";
149};
150
151&lradc {
152	vref-supply = <&reg_vcc3v0>;
153	status = "okay";
154
155	button-190 {
156		label = "Volume Up";
157		linux,code = <KEY_VOLUMEUP>;
158		channel = <0>;
159		voltage = <190000>;
160	};
161
162	button-390 {
163		label = "Volume Down";
164		linux,code = <KEY_VOLUMEDOWN>;
165		channel = <0>;
166		voltage = <390000>;
167	};
168
169	button-600 {
170		label = "Menu";
171		linux,code = <KEY_MENU>;
172		channel = <0>;
173		voltage = <600000>;
174	};
175
176	button-800 {
177		label = "Search";
178		linux,code = <KEY_SEARCH>;
179		channel = <0>;
180		voltage = <800000>;
181	};
182
183	button-980 {
184		label = "Home";
185		linux,code = <KEY_HOMEPAGE>;
186		channel = <0>;
187		voltage = <980000>;
188	};
189
190	button-1180 {
191		label = "Esc";
192		linux,code = <KEY_ESC>;
193		channel = <0>;
194		voltage = <1180000>;
195	};
196
197	button-1400 {
198		label = "Enter";
199		linux,code = <KEY_ENTER>;
200		channel = <0>;
201		voltage = <1400000>;
202	};
203};
204
205&mmc0 {
206	vmmc-supply = <&reg_vcc3v3>;
207	bus-width = <4>;
208	cd-gpios = <&pio 7 1 GPIO_ACTIVE_LOW>; /* PH1 */
209	status = "okay";
210};
211
212&mmc3 {
213	vmmc-supply = <&reg_vcc3v3>;
214	bus-width = <4>;
215	cd-gpios = <&pio 7 0 GPIO_ACTIVE_LOW>; /* PH0 */
216	status = "okay";
217};
218
219&ohci0 {
220	status = "okay";
221};
222
223&ohci1 {
224	status = "okay";
225};
226
227&otg_sram {
228	status = "okay";
229};
230
231&pio {
232	led_pins_olimex_som_evb: led-pins {
233		pins = "PH2";
234		function = "gpio_out";
235		drive-strength = <20>;
236	};
237};
238
239&reg_ahci_5v {
240	gpio = <&pio 2 3 GPIO_ACTIVE_HIGH>;
241	status = "okay";
242};
243
244#include "axp209.dtsi"
245
246&reg_dcdc2 {
247	regulator-always-on;
248	regulator-min-microvolt = <1000000>;
249	regulator-max-microvolt = <1400000>;
250	regulator-name = "vdd-cpu";
251};
252
253&reg_dcdc3 {
254	regulator-always-on;
255	regulator-min-microvolt = <1000000>;
256	regulator-max-microvolt = <1400000>;
257	regulator-name = "vdd-int-dll";
258};
259
260&reg_ldo1 {
261	regulator-name = "vdd-rtc";
262};
263
264&reg_ldo2 {
265	regulator-always-on;
266	regulator-min-microvolt = <3000000>;
267	regulator-max-microvolt = <3000000>;
268	regulator-name = "avcc";
269};
270
271&reg_usb0_vbus {
272	status = "okay";
273};
274
275&reg_usb1_vbus {
276	status = "okay";
277};
278
279&reg_usb2_vbus {
280	status = "okay";
281};
282
283&spi1 {
284	pinctrl-names = "default";
285	pinctrl-0 = <&spi1_pi_pins>,
286		    <&spi1_cs0_pi_pin>;
287	status = "okay";
288};
289
290&spi2 {
291	pinctrl-names = "default";
292	pinctrl-0 = <&spi2_pc_pins>,
293		    <&spi2_cs0_pc_pin>;
294	status = "okay";
295};
296
297&uart0 {
298	pinctrl-names = "default";
299	pinctrl-0 = <&uart0_pb_pins>;
300	status = "okay";
301};
302
303&uart6 {
304	pinctrl-names = "default";
305	pinctrl-0 = <&uart6_pi_pins>;
306	status = "okay";
307};
308
309&uart7 {
310	pinctrl-names = "default";
311	pinctrl-0 = <&uart7_pi_pins>;
312	status = "okay";
313};
314
315&usb_otg {
316	dr_mode = "otg";
317	status = "okay";
318};
319
320&usbphy {
321	usb0_id_det-gpios = <&pio 7 4 GPIO_ACTIVE_HIGH>; /* PH04 */
322	usb0_vbus_det-gpios = <&pio 7 5 GPIO_ACTIVE_HIGH>; /* PH05 */
323	usb0_vbus-supply = <&reg_usb0_vbus>;
324	usb1_vbus-supply = <&reg_usb1_vbus>;
325	usb2_vbus-supply = <&reg_usb2_vbus>;
326	status = "okay";
327};
328