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061035d4 AS |
1 | /* |
2 | * Copyright 2015 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 | * | |
061035d4 AS |
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 | ||
59ebbe88 MR |
53 | aliases { |
54 | serial0 = &uart0; | |
55 | }; | |
56 | ||
57 | chosen { | |
58 | stdout-path = "serial0:115200n8"; | |
59 | }; | |
60 | ||
061035d4 AS |
61 | leds { |
62 | compatible = "gpio-leds"; | |
63 | pinctrl-names = "default"; | |
64 | pinctrl-0 = <&led_pins_pcduino3_nano>; | |
65 | ||
66 | /* Marked "LED3" on the PCB. */ | |
67 | usr1 { | |
68 | label = "pcduino3-nano:green:usr1"; | |
69 | gpios = <&pio 7 16 GPIO_ACTIVE_LOW>; /* PH16 */ | |
70 | }; | |
71 | ||
72 | /* Marked "LED4" on the PCB. */ | |
73 | usr2 { | |
74 | label = "pcduino3-nano:green:usr2"; | |
75 | gpios = <&pio 7 15 GPIO_ACTIVE_LOW>; /* PH15 */ | |
76 | }; | |
77 | }; | |
78 | }; | |
79 | ||
80 | &ahci { | |
81 | target-supply = <®_ahci_5v>; | |
82 | status = "okay"; | |
83 | }; | |
84 | ||
e04a61c0 AS |
85 | &codec { |
86 | status = "okay"; | |
87 | }; | |
88 | ||
8a880ee6 AS |
89 | &cpu0 { |
90 | cpu-supply = <®_dcdc2>; | |
91 | }; | |
92 | ||
061035d4 AS |
93 | &ehci0 { |
94 | status = "okay"; | |
95 | }; | |
96 | ||
97 | &ehci1 { | |
98 | status = "okay"; | |
99 | }; | |
100 | ||
101 | &gmac { | |
102 | pinctrl-names = "default"; | |
103 | pinctrl-0 = <&gmac_pins_rgmii_a>; | |
104 | phy = <&phy1>; | |
105 | phy-mode = "rgmii"; | |
106 | status = "okay"; | |
107 | ||
108 | phy1: ethernet-phy@1 { | |
109 | reg = <1>; | |
110 | }; | |
111 | }; | |
112 | ||
113 | &i2c0 { | |
114 | pinctrl-names = "default"; | |
115 | pinctrl-0 = <&i2c0_pins_a>; | |
116 | status = "okay"; | |
117 | ||
118 | axp209: pmic@34 { | |
061035d4 AS |
119 | reg = <0x34>; |
120 | interrupt-parent = <&nmi_intc>; | |
121 | interrupts = <0 IRQ_TYPE_LEVEL_LOW>; | |
061035d4 AS |
122 | }; |
123 | }; | |
124 | ||
125 | &ir0 { | |
126 | pinctrl-names = "default"; | |
469a22e6 | 127 | pinctrl-0 = <&ir0_rx_pins_a>; |
061035d4 AS |
128 | status = "okay"; |
129 | }; | |
130 | ||
131 | &mmc0 { | |
132 | pinctrl-names = "default"; | |
133 | pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_reference_design>; | |
134 | vmmc-supply = <®_vcc3v3>; | |
135 | bus-width = <4>; | |
136 | cd-gpios = <&pio 7 1 GPIO_ACTIVE_HIGH>; /* PH1 */ | |
137 | cd-inverted; | |
138 | status = "okay"; | |
139 | }; | |
140 | ||
141 | &ohci0 { | |
142 | status = "okay"; | |
143 | }; | |
144 | ||
145 | &ohci1 { | |
146 | status = "okay"; | |
147 | }; | |
148 | ||
f5bad43b AS |
149 | &otg_sram { |
150 | status = "okay"; | |
151 | }; | |
152 | ||
061035d4 AS |
153 | &pio { |
154 | ahci_pwr_pin_pcduino3_nano: ahci_pwr_pin@0 { | |
155 | allwinner,pins = "PH2"; | |
156 | allwinner,function = "gpio_out"; | |
157 | allwinner,drive = <SUN4I_PINCTRL_10_MA>; | |
158 | allwinner,pull = <SUN4I_PINCTRL_NO_PULL>; | |
159 | }; | |
160 | ||
161 | led_pins_pcduino3_nano: led_pins@0 { | |
162 | allwinner,pins = "PH16", "PH15"; | |
163 | allwinner,function = "gpio_out"; | |
164 | allwinner,drive = <SUN4I_PINCTRL_10_MA>; | |
165 | allwinner,pull = <SUN4I_PINCTRL_NO_PULL>; | |
166 | }; | |
167 | ||
f5bad43b AS |
168 | usb0_id_detect_pin: usb0_id_detect_pin@0 { |
169 | allwinner,pins = "PH4"; | |
170 | allwinner,function = "gpio_in"; | |
171 | allwinner,drive = <SUN4I_PINCTRL_10_MA>; | |
172 | allwinner,pull = <SUN4I_PINCTRL_PULL_UP>; | |
173 | }; | |
174 | ||
061035d4 | 175 | usb1_vbus_pin_pcduino3_nano: usb1_vbus_pin@0 { |
b3f3db9c | 176 | allwinner,pins = "PD2"; |
061035d4 AS |
177 | allwinner,function = "gpio_out"; |
178 | allwinner,drive = <SUN4I_PINCTRL_10_MA>; | |
179 | allwinner,pull = <SUN4I_PINCTRL_NO_PULL>; | |
180 | }; | |
181 | }; | |
182 | ||
183 | ®_ahci_5v { | |
184 | pinctrl-0 = <&ahci_pwr_pin_pcduino3_nano>; | |
185 | gpio = <&pio 7 2 GPIO_ACTIVE_HIGH>; /* PH2 */ | |
186 | status = "okay"; | |
187 | }; | |
188 | ||
8a880ee6 AS |
189 | #include "axp209.dtsi" |
190 | ||
191 | ®_dcdc2 { | |
192 | regulator-always-on; | |
193 | regulator-min-microvolt = <1000000>; | |
194 | regulator-max-microvolt = <1400000>; | |
195 | regulator-name = "vdd-cpu"; | |
196 | }; | |
197 | ||
198 | ®_dcdc3 { | |
199 | regulator-always-on; | |
200 | regulator-min-microvolt = <1000000>; | |
201 | regulator-max-microvolt = <1400000>; | |
202 | regulator-name = "vdd-int-pll"; | |
203 | }; | |
204 | ||
205 | ®_ldo1 { | |
206 | regulator-name = "vdd-rtc"; | |
207 | }; | |
208 | ||
209 | ®_ldo2 { | |
210 | regulator-always-on; | |
211 | regulator-min-microvolt = <3000000>; | |
212 | regulator-max-microvolt = <3000000>; | |
213 | regulator-name = "avcc"; | |
214 | }; | |
215 | ||
b3f3db9c | 216 | /* A single regulator (U24) powers both USB host ports. */ |
061035d4 AS |
217 | ®_usb1_vbus { |
218 | pinctrl-0 = <&usb1_vbus_pin_pcduino3_nano>; | |
b3f3db9c | 219 | gpio = <&pio 3 2 GPIO_ACTIVE_HIGH>; /* PD2 */ |
061035d4 AS |
220 | status = "okay"; |
221 | }; | |
222 | ||
223 | &uart0 { | |
224 | pinctrl-names = "default"; | |
225 | pinctrl-0 = <&uart0_pins_a>; | |
226 | status = "okay"; | |
227 | }; | |
228 | ||
f5bad43b AS |
229 | &usb_otg { |
230 | dr_mode = "otg"; | |
231 | status = "okay"; | |
232 | }; | |
233 | ||
061035d4 | 234 | &usbphy { |
f5bad43b AS |
235 | pinctrl-names = "default"; |
236 | pinctrl-0 = <&usb0_id_detect_pin>; | |
237 | usb0_id_det-gpio = <&pio 7 4 GPIO_ACTIVE_HIGH>; /* PH4 */ | |
061035d4 | 238 | usb1_vbus-supply = <®_usb1_vbus>; |
b3f3db9c | 239 | usb2_vbus-supply = <®_usb1_vbus>; |
061035d4 AS |
240 | status = "okay"; |
241 | }; |