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465a225f MR |
1 | /* |
2 | * Copyright 2015 Free Electrons | |
3 | * Copyright 2015 NextThing Co | |
4 | * | |
5 | * Maxime Ripard <maxime.ripard@free-electrons.com> | |
6 | * | |
7 | * This file is dual-licensed: you can use it either under the terms | |
8 | * of the GPL or the X11 license, at your option. Note that this dual | |
9 | * licensing only applies to this file, and not this project as a | |
10 | * whole. | |
11 | * | |
12 | * a) This file is free software; you can redistribute it and/or | |
13 | * modify it under the terms of the GNU General Public License as | |
14 | * published by the Free Software Foundation; either version 2 of the | |
15 | * License, or (at your option) any later version. | |
16 | * | |
17 | * This file is distributed in the hope that it will be useful, | |
18 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
20 | * GNU General Public License for more details. | |
21 | * | |
22 | * Or, alternatively, | |
23 | * | |
24 | * b) Permission is hereby granted, free of charge, to any person | |
25 | * obtaining a copy of this software and associated documentation | |
26 | * files (the "Software"), to deal in the Software without | |
27 | * restriction, including without limitation the rights to use, | |
28 | * copy, modify, merge, publish, distribute, sublicense, and/or | |
29 | * sell copies of the Software, and to permit persons to whom the | |
30 | * Software is furnished to do so, subject to the following | |
31 | * conditions: | |
32 | * | |
33 | * The above copyright notice and this permission notice shall be | |
34 | * included in all copies or substantial portions of the Software. | |
35 | * | |
36 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, | |
37 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES | |
38 | * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND | |
39 | * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT | |
40 | * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, | |
41 | * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING | |
42 | * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR | |
43 | * OTHER DEALINGS IN THE SOFTWARE. | |
44 | */ | |
45 | ||
46 | /dts-v1/; | |
47 | #include "sun5i-r8.dtsi" | |
48 | #include "sunxi-common-regulators.dtsi" | |
49 | ||
50 | #include <dt-bindings/gpio/gpio.h> | |
51 | #include <dt-bindings/interrupt-controller/irq.h> | |
52 | ||
53 | / { | |
54 | model = "NextThing C.H.I.P."; | |
5fc39d34 | 55 | compatible = "nextthing,chip", "allwinner,sun5i-r8", "allwinner,sun5i-a13"; |
465a225f MR |
56 | |
57 | aliases { | |
58 | i2c0 = &i2c0; | |
59 | i2c2 = &i2c2; | |
60 | serial0 = &uart1; | |
61 | serial1 = &uart3; | |
62 | }; | |
63 | ||
64 | chosen { | |
65 | stdout-path = "serial0:115200n8"; | |
66 | }; | |
67 | }; | |
68 | ||
8be0fca6 MR |
69 | &be0 { |
70 | status = "okay"; | |
71 | }; | |
72 | ||
e54693ed MR |
73 | &codec { |
74 | status = "okay"; | |
75 | }; | |
76 | ||
db30fce1 MR |
77 | &cpu0 { |
78 | cpu-supply = <®_dcdc2>; | |
79 | }; | |
80 | ||
465a225f MR |
81 | &ehci0 { |
82 | status = "okay"; | |
83 | }; | |
84 | ||
85 | &i2c0 { | |
86 | pinctrl-names = "default"; | |
87 | pinctrl-0 = <&i2c0_pins_a>; | |
88 | status = "okay"; | |
89 | ||
90 | axp209: pmic@34 { | |
91 | reg = <0x34>; | |
92 | ||
93 | /* | |
94 | * The interrupt is routed through the "External Fast | |
95 | * Interrupt Request" pin (ball G13 of the module) | |
96 | * directly to the main interrupt controller, without | |
97 | * any other controller interfering. | |
98 | */ | |
99 | interrupts = <0>; | |
100 | }; | |
101 | }; | |
102 | ||
103 | #include "axp209.dtsi" | |
104 | ||
105 | &i2c2 { | |
106 | pinctrl-names = "default"; | |
107 | pinctrl-0 = <&i2c2_pins_a>; | |
108 | status = "okay"; | |
109 | ||
110 | xio: gpio@38 { | |
111 | compatible = "nxp,pcf8574a"; | |
112 | reg = <0x38>; | |
113 | ||
114 | gpio-controller; | |
115 | #gpio-cells = <2>; | |
116 | ||
117 | interrupt-parent = <&pio>; | |
118 | interrupts = <6 0 IRQ_TYPE_EDGE_FALLING>; | |
119 | interrupt-controller; | |
120 | #interrupt-cells = <2>; | |
121 | }; | |
122 | }; | |
123 | ||
124 | &mmc0 { | |
125 | pinctrl-names = "default"; | |
126 | pinctrl-0 = <&mmc0_pins_a>; | |
127 | vmmc-supply = <®_vcc3v3>; | |
128 | bus-width = <4>; | |
129 | non-removable; | |
130 | status = "okay"; | |
131 | }; | |
132 | ||
133 | &ohci0 { | |
134 | status = "okay"; | |
135 | }; | |
136 | ||
137 | &otg_sram { | |
138 | status = "okay"; | |
139 | }; | |
140 | ||
141 | &pio { | |
142 | chip_vbus_pin: chip_vbus_pin@0 { | |
143 | allwinner,pins = "PB10"; | |
144 | allwinner,function = "gpio_out"; | |
145 | allwinner,drive = <SUN4I_PINCTRL_10_MA>; | |
146 | allwinner,pull = <SUN4I_PINCTRL_NO_PULL>; | |
147 | }; | |
148 | ||
149 | chip_id_det_pin: chip_id_det_pin@0 { | |
150 | allwinner,pins = "PG2"; | |
151 | allwinner,function = "gpio_in"; | |
152 | allwinner,drive = <SUN4I_PINCTRL_10_MA>; | |
153 | allwinner,pull = <SUN4I_PINCTRL_NO_PULL>; | |
154 | }; | |
155 | }; | |
156 | ||
157 | ®_dcdc2 { | |
158 | regulator-min-microvolt = <1000000>; | |
159 | regulator-max-microvolt = <1400000>; | |
160 | regulator-name = "cpuvdd"; | |
161 | regulator-always-on; | |
162 | }; | |
163 | ||
164 | ®_dcdc3 { | |
165 | regulator-min-microvolt = <1000000>; | |
166 | regulator-max-microvolt = <1300000>; | |
167 | regulator-name = "corevdd"; | |
168 | regulator-always-on; | |
169 | }; | |
170 | ||
171 | ®_ldo1 { | |
172 | regulator-name = "rtcvdd"; | |
173 | }; | |
174 | ||
175 | ®_ldo2 { | |
176 | regulator-min-microvolt = <2700000>; | |
177 | regulator-max-microvolt = <3300000>; | |
178 | regulator-name = "avcc"; | |
179 | regulator-always-on; | |
180 | }; | |
181 | ||
182 | ®_ldo5 { | |
183 | regulator-min-microvolt = <1800000>; | |
184 | regulator-max-microvolt = <1800000>; | |
185 | regulator-name = "vcc-1v8"; | |
186 | }; | |
187 | ||
188 | ®_usb0_vbus { | |
189 | pinctrl-0 = <&chip_vbus_pin>; | |
190 | vin-supply = <®_vcc5v0>; | |
191 | gpio = <&pio 1 10 GPIO_ACTIVE_HIGH>; /* PB10 */ | |
192 | status = "okay"; | |
193 | }; | |
194 | ||
8be0fca6 MR |
195 | &tcon0 { |
196 | status = "okay"; | |
197 | }; | |
198 | ||
199 | &tve0 { | |
200 | status = "okay"; | |
201 | }; | |
202 | ||
465a225f MR |
203 | &uart1 { |
204 | pinctrl-names = "default"; | |
205 | pinctrl-0 = <&uart1_pins_b>; | |
206 | status = "okay"; | |
207 | }; | |
208 | ||
209 | &uart3 { | |
210 | pinctrl-names = "default"; | |
211 | pinctrl-0 = <&uart3_pins_a>, | |
212 | <&uart3_pins_cts_rts_a>; | |
213 | status = "okay"; | |
214 | }; | |
215 | ||
216 | &usb_otg { | |
217 | dr_mode = "otg"; | |
218 | status = "okay"; | |
219 | }; | |
220 | ||
221 | &usb_power_supply { | |
222 | status = "okay"; | |
223 | }; | |
224 | ||
225 | &usbphy { | |
226 | pinctrl-names = "default"; | |
227 | pinctrl-0 = <&chip_id_det_pin>; | |
228 | status = "okay"; | |
229 | ||
230 | usb0_id_det-gpio = <&pio 6 2 GPIO_ACTIVE_HIGH>; /* PG2 */ | |
231 | usb0_vbus_power-supply = <&usb_power_supply>; | |
232 | usb0_vbus-supply = <®_usb0_vbus>; | |
233 | usb1_vbus-supply = <®_vcc5v0>; | |
234 | }; |