xref: /linux/arch/arm/boot/dts/allwinner/sun7i-a20-olimex-som-evb.dts (revision 8e07e0e3964ca4e23ce7b68e2096fe660a888942) 
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		led {
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-handle = <&phy1>;
115	phy-mode = "rgmii";
116	status = "okay";
117};
118
119&hdmi {
120	status = "okay";
121};
122
123&hdmi_out {
124	hdmi_out_con: endpoint {
125		remote-endpoint = <&hdmi_con_in>;
126	};
127};
128
129&i2c0 {
130	status = "okay";
131
132	axp209: pmic@34 {
133		reg = <0x34>;
134		interrupt-parent = <&nmi_intc>;
135		interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
136	};
137};
138
139&i2c1 {
140	status = "okay";
141};
142
143&i2c2 {
144	status = "okay";
145};
146
147&lradc {
148	vref-supply = <&reg_vcc3v0>;
149	status = "okay";
150
151	button-190 {
152		label = "Volume Up";
153		linux,code = <KEY_VOLUMEUP>;
154		channel = <0>;
155		voltage = <190000>;
156	};
157
158	button-390 {
159		label = "Volume Down";
160		linux,code = <KEY_VOLUMEDOWN>;
161		channel = <0>;
162		voltage = <390000>;
163	};
164
165	button-600 {
166		label = "Menu";
167		linux,code = <KEY_MENU>;
168		channel = <0>;
169		voltage = <600000>;
170	};
171
172	button-800 {
173		label = "Search";
174		linux,code = <KEY_SEARCH>;
175		channel = <0>;
176		voltage = <800000>;
177	};
178
179	button-980 {
180		label = "Home";
181		linux,code = <KEY_HOMEPAGE>;
182		channel = <0>;
183		voltage = <980000>;
184	};
185
186	button-1180 {
187		label = "Esc";
188		linux,code = <KEY_ESC>;
189		channel = <0>;
190		voltage = <1180000>;
191	};
192
193	button-1400 {
194		label = "Enter";
195		linux,code = <KEY_ENTER>;
196		channel = <0>;
197		voltage = <1400000>;
198	};
199};
200
201&gmac_mdio {
202	phy1: ethernet-phy@1 {
203		reg = <1>;
204	};
205};
206
207&mmc0 {
208	vmmc-supply = <&reg_vcc3v3>;
209	bus-width = <4>;
210	cd-gpios = <&pio 7 1 GPIO_ACTIVE_LOW>; /* PH1 */
211	status = "okay";
212};
213
214&mmc3 {
215	vmmc-supply = <&reg_vcc3v3>;
216	bus-width = <4>;
217	cd-gpios = <&pio 7 0 GPIO_ACTIVE_LOW>; /* PH0 */
218	status = "okay";
219};
220
221&ohci0 {
222	status = "okay";
223};
224
225&ohci1 {
226	status = "okay";
227};
228
229&otg_sram {
230	status = "okay";
231};
232
233&pio {
234	led_pins_olimex_som_evb: led-pins {
235		pins = "PH2";
236		function = "gpio_out";
237		drive-strength = <20>;
238	};
239};
240
241&reg_ahci_5v {
242	gpio = <&pio 2 3 GPIO_ACTIVE_HIGH>;
243	status = "okay";
244};
245
246#include "axp209.dtsi"
247
248&reg_dcdc2 {
249	regulator-always-on;
250	regulator-min-microvolt = <1000000>;
251	regulator-max-microvolt = <1400000>;
252	regulator-name = "vdd-cpu";
253};
254
255&reg_dcdc3 {
256	regulator-always-on;
257	regulator-min-microvolt = <1000000>;
258	regulator-max-microvolt = <1400000>;
259	regulator-name = "vdd-int-dll";
260};
261
262&reg_ldo1 {
263	regulator-name = "vdd-rtc";
264};
265
266&reg_ldo2 {
267	regulator-always-on;
268	regulator-min-microvolt = <3000000>;
269	regulator-max-microvolt = <3000000>;
270	regulator-name = "avcc";
271};
272
273&reg_usb0_vbus {
274	status = "okay";
275};
276
277&reg_usb1_vbus {
278	status = "okay";
279};
280
281&reg_usb2_vbus {
282	status = "okay";
283};
284
285&spi1 {
286	pinctrl-names = "default";
287	pinctrl-0 = <&spi1_pi_pins>,
288		    <&spi1_cs0_pi_pin>;
289	status = "okay";
290};
291
292&spi2 {
293	pinctrl-names = "default";
294	pinctrl-0 = <&spi2_pc_pins>,
295		    <&spi2_cs0_pc_pin>;
296	status = "okay";
297};
298
299&uart0 {
300	pinctrl-names = "default";
301	pinctrl-0 = <&uart0_pb_pins>;
302	status = "okay";
303};
304
305&uart6 {
306	pinctrl-names = "default";
307	pinctrl-0 = <&uart6_pi_pins>;
308	status = "okay";
309};
310
311&uart7 {
312	pinctrl-names = "default";
313	pinctrl-0 = <&uart7_pi_pins>;
314	status = "okay";
315};
316
317&usb_otg {
318	dr_mode = "otg";
319	status = "okay";
320};
321
322&usbphy {
323	usb0_id_det-gpios = <&pio 7 4 GPIO_ACTIVE_HIGH>; /* PH04 */
324	usb0_vbus_det-gpios = <&pio 7 5 GPIO_ACTIVE_HIGH>; /* PH05 */
325	usb0_vbus-supply = <&reg_usb0_vbus>;
326	usb1_vbus-supply = <&reg_usb1_vbus>;
327	usb2_vbus-supply = <&reg_usb2_vbus>;
328	status = "okay";
329};
330