1 /*
2 * Copyright 2014 - Iain Paton <ipaton0@gmail.com>
3 *
4 * This file is dual-licensed: you can use it either under the terms
5 * of the GPL or the X11 license, at your option. Note that this dual
6 * licensing only applies to this file, and not this project as a
7 * whole.
8 *
9 * a) This file is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU General Public License as
11 * published by the Free Software Foundation; either version 2 of the
12 * License, or (at your option) any later version.
13 *
14 * This file is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
18 *
19 * Or, alternatively,
20 *
21 * b) Permission is hereby granted, free of charge, to any person
22 * obtaining a copy of this software and associated documentation
23 * files (the "Software"), to deal in the Software without
24 * restriction, including without limitation the rights to use,
25 * copy, modify, merge, publish, distribute, sublicense, and/or
26 * sell copies of the Software, and to permit persons to whom the
27 * Software is furnished to do so, subject to the following
28 * conditions:
29 *
30 * The above copyright notice and this permission notice shall be
31 * included in all copies or substantial portions of the Software.
32 *
33 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
34 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
35 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
36 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
37 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
38 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
39 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
40 * OTHER DEALINGS IN THE SOFTWARE.
41 */
42
43 /dts-v1/;
44 #include "sun7i-a20.dtsi"
45 #include "sunxi-common-regulators.dtsi"
46
47 #include <dt-bindings/gpio/gpio.h>
48 #include <dt-bindings/interrupt-controller/irq.h>
49
50 / {
51 model = "Olimex A20-OLinuXino-LIME2";
52 compatible = "olimex,a20-olinuxino-lime2", "allwinner,sun7i-a20";
53
54 aliases {
55 serial0 = &uart0;
56 };
57
58 chosen {
59 stdout-path = "serial0:115200n8";
60 };
61
62 hdmi-connector {
63 compatible = "hdmi-connector";
64 type = "a";
65
66 port {
67 hdmi_con_in: endpoint {
68 remote-endpoint = <&hdmi_out_con>;
69 };
70 };
71 };
72
73 leds {
74 compatible = "gpio-leds";
75 pinctrl-names = "default";
76 pinctrl-0 = <&led_pins_olinuxinolime>;
77
78 led {
79 label = "a20-olinuxino-lime2:green:usr";
80 gpios = <&pio 7 2 GPIO_ACTIVE_HIGH>;
81 default-state = "on";
82 };
83 };
84
85 reg_axp_ipsout: regulator-axp-ipsout {
86 compatible = "regulator-fixed";
87 regulator-name = "axp-ipsout";
88 regulator-min-microvolt = <5000000>;
89 regulator-max-microvolt = <5000000>;
90 regulator-always-on;
91 };
92 };
93
94 &ahci {
95 target-supply = <®_ahci_5v>;
96 status = "okay";
97 };
98
99 &de {
100 status = "okay";
101 };
102
103 &ehci0 {
104 status = "okay";
105 };
106
107 &ehci1 {
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-id";
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 eeprom: eeprom@50 {
143 compatible = "atmel,24c16";
144 reg = <0x50>;
145 pagesize = <16>;
146 };
147 };
148
149 &lradc {
150 vref-supply = <®_vcc3v0>;
151 };
152
153 &gmac_mdio {
154 phy1: ethernet-phy@1 {
155 reg = <1>;
156 };
157 };
158
159 &mmc0 {
160 vmmc-supply = <®_vcc3v3>;
161 bus-width = <4>;
162 cd-gpios = <&pio 7 1 GPIO_ACTIVE_LOW>; /* PH1 */
163 status = "okay";
164 };
165
166 &ohci0 {
167 status = "okay";
168 };
169
170 &ohci1 {
171 status = "okay";
172 };
173
174 &otg_sram {
175 status = "okay";
176 };
177
178 &pio {
179 vcc-pa-supply = <®_vcc3v3>;
180 vcc-pc-supply = <®_vcc3v3>;
181 vcc-pe-supply = <®_ldo3>;
182 vcc-pf-supply = <®_vcc3v3>;
183 vcc-pg-supply = <®_ldo4>;
184
185 led_pins_olinuxinolime: led-pins {
186 pins = "PH2";
187 function = "gpio_out";
188 drive-strength = <20>;
189 };
190 };
191
192 ®_ahci_5v {
193 gpio = <&pio 2 3 GPIO_ACTIVE_HIGH>;
194 status = "okay";
195 };
196
197 #include "axp209.dtsi"
198
199 &ac_power_supply {
200 status = "okay";
201 };
202
203 &battery_power_supply {
204 status = "okay";
205 };
206
207 ®_dcdc2 {
208 regulator-always-on;
209 regulator-min-microvolt = <1000000>;
210 regulator-max-microvolt = <1400000>;
211 regulator-name = "vdd-cpu";
212 };
213
214 ®_dcdc3 {
215 regulator-always-on;
216 regulator-min-microvolt = <1000000>;
217 regulator-max-microvolt = <1400000>;
218 regulator-name = "vdd-int-dll";
219 };
220
221 ®_ldo1 {
222 regulator-always-on;
223 regulator-min-microvolt = <1300000>;
224 regulator-max-microvolt = <1300000>;
225 regulator-name = "vdd-rtc";
226 };
227
228 ®_ldo2 {
229 regulator-always-on;
230 regulator-min-microvolt = <3000000>;
231 regulator-max-microvolt = <3000000>;
232 regulator-name = "avcc";
233 };
234
235 ®_ldo3 {
236 regulator-min-microvolt = <2800000>;
237 regulator-max-microvolt = <2800000>;
238 regulator-name = "vddio-csi0";
239 regulator-soft-start;
240 regulator-ramp-delay = <1600>;
241 };
242
243 ®_ldo4 {
244 regulator-min-microvolt = <2800000>;
245 regulator-max-microvolt = <2800000>;
246 regulator-name = "vddio-csi1";
247 };
248
249 ®_usb0_vbus {
250 gpio = <&pio 2 17 GPIO_ACTIVE_HIGH>;
251 status = "okay";
252 };
253
254 ®_usb1_vbus {
255 status = "okay";
256 };
257
258 ®_usb2_vbus {
259 status = "okay";
260 };
261
262 &uart0 {
263 pinctrl-names = "default";
264 pinctrl-0 = <&uart0_pb_pins>;
265 status = "okay";
266 };
267
268 &usb_otg {
269 dr_mode = "otg";
270 status = "okay";
271 };
272
273 &usbphy {
274 usb0_id_det-gpios = <&pio 7 4 (GPIO_ACTIVE_HIGH | GPIO_PULL_UP)>; /* PH4 */
275 usb0_vbus_det-gpios = <&pio 7 5 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>; /* PH5 */
276 usb0_vbus-supply = <®_usb0_vbus>;
277 usb1_vbus-supply = <®_usb1_vbus>;
278 usb2_vbus-supply = <®_usb2_vbus>;
279 status = "okay";
280 };
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