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Marcus Cooper50222f32015-08-26 20:38:33 +02001/*
2 * Copyright 2015 - Marcus Cooper <codekipper@gmail.com>
Hans de Goede80e5f832016-03-14 17:37:09 +01003 * Copyright 2015 - Karsten Merker <merker@debian.org>
Marcus Cooper50222f32015-08-26 20:38:33 +02004 *
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>
Hans de Goede80e5f832016-03-14 17:37:09 +010049#include <dt-bindings/input/input.h>
Marcus Cooper50222f32015-08-26 20:38:33 +020050#include <dt-bindings/interrupt-controller/irq.h>
51#include <dt-bindings/pinctrl/sun4i-a10.h>
52
53/ {
54 model = "Olimex A20-Olimex-SOM-EVB";
55 compatible = "olimex,a20-olimex-som-evb", "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_olimex_som_evb>;
69
70 green {
71 label = "a20-olimex-som-evb:green:usr";
72 gpios = <&pio 7 2 GPIO_ACTIVE_HIGH>;
73 default-state = "on";
74 };
75 };
Marcus Cooper50222f32015-08-26 20:38:33 +020076};
77
78&ahci {
79 target-supply = <&reg_ahci_5v>;
80 status = "okay";
81};
82
83&ehci0 {
84 status = "okay";
85};
86
87&ehci1 {
88 status = "okay";
89};
90
Hans de Goede80e5f832016-03-14 17:37:09 +010091&codec {
92 status = "okay";
93};
94
Marcus Cooper50222f32015-08-26 20:38:33 +020095&gmac {
96 pinctrl-names = "default";
97 pinctrl-0 = <&gmac_pins_rgmii_a>;
98 phy = <&phy1>;
99 phy-mode = "rgmii";
100 status = "okay";
101
102 phy1: ethernet-phy@1 {
103 reg = <1>;
104 };
105};
106
107&i2c0 {
108 pinctrl-names = "default";
109 pinctrl-0 = <&i2c0_pins_a>;
110 status = "okay";
111
112 axp209: pmic@34 {
113 reg = <0x34>;
114 interrupt-parent = <&nmi_intc>;
115 interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
116 };
117};
118
Hans de Goede80e5f832016-03-14 17:37:09 +0100119&lradc {
120 vref-supply = <&reg_vcc3v0>;
Marcus Cooper50222f32015-08-26 20:38:33 +0200121 status = "okay";
Hans de Goede80e5f832016-03-14 17:37:09 +0100122
123 button@190 {
124 label = "Volume Up";
125 linux,code = <KEY_VOLUMEUP>;
126 channel = <0>;
127 voltage = <190000>;
128 };
129
130 button@390 {
131 label = "Volume Down";
132 linux,code = <KEY_VOLUMEDOWN>;
133 channel = <0>;
134 voltage = <390000>;
135 };
136
137 button@600 {
138 label = "Menu";
139 linux,code = <KEY_MENU>;
140 channel = <0>;
141 voltage = <600000>;
142 };
143
144 button@800 {
145 label = "Search";
146 linux,code = <KEY_SEARCH>;
147 channel = <0>;
148 voltage = <800000>;
149 };
150
151 button@980 {
152 label = "Home";
153 linux,code = <KEY_HOMEPAGE>;
154 channel = <0>;
155 voltage = <980000>;
156 };
157
158 button@1180 {
159 label = "Esc";
160 linux,code = <KEY_ESC>;
161 channel = <0>;
162 voltage = <1180000>;
163 };
164
165 button@1400 {
166 label = "Enter";
167 linux,code = <KEY_ENTER>;
168 channel = <0>;
169 voltage = <1400000>;
170 };
Marcus Cooper50222f32015-08-26 20:38:33 +0200171};
172
173&mmc0 {
174 pinctrl-names = "default";
175 pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_reference_design>;
176 vmmc-supply = <&reg_vcc3v3>;
177 bus-width = <4>;
178 cd-gpios = <&pio 7 1 GPIO_ACTIVE_HIGH>; /* PH1 */
179 cd-inverted;
180 status = "okay";
181};
182
Hans de Goede80e5f832016-03-14 17:37:09 +0100183&mmc3 {
184 pinctrl-names = "default";
185 pinctrl-0 = <&mmc3_pins_a>, <&mmc3_cd_pin_olimex_som_evb>;
186 vmmc-supply = <&reg_vcc3v3>;
187 bus-width = <4>;
188 cd-gpios = <&pio 7 0 GPIO_ACTIVE_HIGH>; /* PH0 */
189 cd-inverted;
190 status = "okay";
191};
192
Marcus Cooper50222f32015-08-26 20:38:33 +0200193&ohci0 {
194 status = "okay";
195};
196
197&ohci1 {
198 status = "okay";
199};
200
201&otg_sram {
202 status = "okay";
203};
204
205&pio {
206 ahci_pwr_pin_olimex_som_evb: ahci_pwr_pin@1 {
207 allwinner,pins = "PC3";
208 allwinner,function = "gpio_out";
209 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
210 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
211 };
212
213 led_pins_olimex_som_evb: led_pins@0 {
214 allwinner,pins = "PH2";
215 allwinner,function = "gpio_out";
216 allwinner,drive = <SUN4I_PINCTRL_20_MA>;
217 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
218 };
219
Hans de Goede80e5f832016-03-14 17:37:09 +0100220 mmc3_cd_pin_olimex_som_evb: mmc3_cd_pin@0 {
221 allwinner,pins = "PH0";
222 allwinner,function = "gpio_in";
223 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
224 allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
225 };
226
Marcus Cooper50222f32015-08-26 20:38:33 +0200227 usb0_id_detect_pin: usb0_id_detect_pin@0 {
Hans de Goede80e5f832016-03-14 17:37:09 +0100228 allwinner,pins = "PH4";
Marcus Cooper50222f32015-08-26 20:38:33 +0200229 allwinner,function = "gpio_in";
230 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
231 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
232 };
233
234 usb0_vbus_detect_pin: usb0_vbus_detect_pin@0 {
Hans de Goede80e5f832016-03-14 17:37:09 +0100235 allwinner,pins = "PH5";
Marcus Cooper50222f32015-08-26 20:38:33 +0200236 allwinner,function = "gpio_in";
237 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
238 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
239 };
240};
241
242&reg_ahci_5v {
243 pinctrl-0 = <&ahci_pwr_pin_olimex_som_evb>;
244 gpio = <&pio 2 3 GPIO_ACTIVE_HIGH>;
245 status = "okay";
246};
247
248#include "axp209.dtsi"
249
250&reg_dcdc2 {
251 regulator-always-on;
252 regulator-min-microvolt = <1000000>;
Hans de Goede80e5f832016-03-14 17:37:09 +0100253 regulator-max-microvolt = <1400000>;
Marcus Cooper50222f32015-08-26 20:38:33 +0200254 regulator-name = "vdd-cpu";
255};
256
257&reg_dcdc3 {
258 regulator-always-on;
259 regulator-min-microvolt = <1000000>;
260 regulator-max-microvolt = <1400000>;
261 regulator-name = "vdd-int-dll";
262};
263
264&reg_ldo1 {
265 regulator-name = "vdd-rtc";
266};
267
268&reg_ldo2 {
269 regulator-always-on;
270 regulator-min-microvolt = <3000000>;
271 regulator-max-microvolt = <3000000>;
272 regulator-name = "avcc";
273};
274
275&reg_usb0_vbus {
276 status = "okay";
277};
278
279&reg_usb1_vbus {
280 status = "okay";
281};
282
283&reg_usb2_vbus {
284 status = "okay";
285};
286
287&uart0 {
288 pinctrl-names = "default";
289 pinctrl-0 = <&uart0_pins_a>;
290 status = "okay";
291};
292
293&usb_otg {
294 dr_mode = "otg";
295 status = "okay";
296};
297
298&usbphy {
299 pinctrl-names = "default";
300 pinctrl-0 = <&usb0_id_detect_pin>, <&usb0_vbus_detect_pin>;
Hans de Goede80e5f832016-03-14 17:37:09 +0100301 usb0_id_det-gpios = <&pio 7 4 GPIO_ACTIVE_HIGH>; /* PH04 */
302 usb0_vbus_det-gpios = <&pio 7 5 GPIO_ACTIVE_HIGH>; /* PH05 */
Marcus Cooper50222f32015-08-26 20:38:33 +0200303 usb0_vbus-supply = <&reg_usb0_vbus>;
304 usb1_vbus-supply = <&reg_usb1_vbus>;
305 usb2_vbus-supply = <&reg_usb2_vbus>;
306 status = "okay";
307};