1 /*
2 * Copyright 2015-2020 Adam Sampson <ats@offog.org>
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 #include <dt-bindings/gpio/gpio.h>
47 #include <dt-bindings/interrupt-controller/arm-gic.h>
48
49 / {
50 model = "LinkSprite pcDuino3 Nano";
51 compatible = "linksprite,pcduino3-nano", "allwinner,sun7i-a20";
52
53 aliases {
54 serial0 = &uart0;
55 };
56
57 chosen {
58 stdout-path = "serial0:115200n8";
59 };
60
61 hdmi-connector {
62 compatible = "hdmi-connector";
63 type = "a";
64
65 port {
66 hdmi_con_in: endpoint {
67 remote-endpoint = <&hdmi_out_con>;
68 };
69 };
70 };
71
72 leds {
73 compatible = "gpio-leds";
74
75 led-3 {
76 label = "pcduino3-nano:green:usr1";
77 gpios = <&pio 7 16 GPIO_ACTIVE_LOW>; /* PH16 */
78 };
79
80 led-4 {
81 label = "pcduino3-nano:green:usr2";
82 gpios = <&pio 7 15 GPIO_ACTIVE_LOW>; /* PH15 */
83 };
84 };
85 };
86
87 &ahci {
88 target-supply = <®_ahci_5v>;
89 status = "okay";
90 };
91
92 &codec {
93 status = "okay";
94 };
95
96 &cpu0 {
97 cpu-supply = <®_dcdc2>;
98 };
99
100 &de {
101 status = "okay";
102 };
103
104 &ehci0 {
105 status = "okay";
106 };
107
108 &ehci1 {
109 status = "okay";
110 };
111
112 &gmac {
113 pinctrl-names = "default";
114 pinctrl-0 = <&gmac_rgmii_pins>;
115 phy-handle = <&phy1>;
116 phy-mode = "rgmii-id";
117 status = "okay";
118 };
119
120 &hdmi {
121 status = "okay";
122 };
123
124 &hdmi_out {
125 hdmi_out_con: endpoint {
126 remote-endpoint = <&hdmi_con_in>;
127 };
128 };
129
130 &i2c0 {
131 status = "okay";
132
133 axp209: pmic@34 {
134 reg = <0x34>;
135 interrupt-parent = <&nmi_intc>;
136 interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
137 };
138 };
139
140 &ir0 {
141 pinctrl-names = "default";
142 pinctrl-0 = <&ir0_rx_pin>;
143 status = "okay";
144 };
145
146 &gmac_mdio {
147 phy1: ethernet-phy@1 {
148 reg = <1>;
149 };
150 };
151
152 &mmc0 {
153 vmmc-supply = <®_vcc3v3>;
154 bus-width = <4>;
155 cd-gpios = <&pio 7 1 GPIO_ACTIVE_LOW>; /* PH1 */
156 status = "okay";
157 };
158
159 &ohci0 {
160 status = "okay";
161 };
162
163 &ohci1 {
164 status = "okay";
165 };
166
167 &otg_sram {
168 status = "okay";
169 };
170
171 ®_ahci_5v {
172 gpio = <&pio 7 2 GPIO_ACTIVE_HIGH>; /* PH2 */
173 status = "okay";
174 };
175
176 #include "axp209.dtsi"
177
178 ®_dcdc2 {
179 regulator-always-on;
180 regulator-min-microvolt = <1000000>;
181 regulator-max-microvolt = <1400000>;
182 regulator-name = "vdd-cpu";
183 };
184
185 ®_dcdc3 {
186 regulator-always-on;
187 regulator-min-microvolt = <1000000>;
188 regulator-max-microvolt = <1400000>;
189 regulator-name = "vdd-int-pll";
190 };
191
192 ®_ldo1 {
193 regulator-name = "vdd-rtc";
194 };
195
196 ®_ldo2 {
197 regulator-always-on;
198 regulator-min-microvolt = <3000000>;
199 regulator-max-microvolt = <3000000>;
200 regulator-name = "avcc";
201 };
202
203 /* A single regulator (U24) powers both USB host ports. */
204 ®_usb1_vbus {
205 gpio = <&pio 3 2 GPIO_ACTIVE_HIGH>; /* PD2 */
206 status = "okay";
207 };
208
209 &uart0 {
210 pinctrl-names = "default";
211 pinctrl-0 = <&uart0_pb_pins>;
212 status = "okay";
213 };
214
215 &usb_otg {
216 dr_mode = "otg";
217 status = "okay";
218 };
219
220 &usbphy {
221 usb0_id_det-gpios = <&pio 7 4 (GPIO_ACTIVE_HIGH | GPIO_PULL_UP)>; /* PH4 */
222 usb1_vbus-supply = <®_usb1_vbus>;
223 usb2_vbus-supply = <®_usb1_vbus>;
224 status = "okay";
225 };
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.