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e6360493 MR |
1 | /* |
2 | * Copyright 2016 Free Electrons | |
3 | * Copyright 2016 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-gr8.dtsi" | |
48 | #include "sunxi-common-regulators.dtsi" | |
49 | ||
50 | #include <dt-bindings/gpio/gpio.h> | |
51 | #include <dt-bindings/input/input.h> | |
52 | #include <dt-bindings/interrupt-controller/irq.h> | |
53 | ||
54 | / { | |
55 | model = "NextThing C.H.I.P. Pro"; | |
56 | compatible = "nextthing,chip-pro", "nextthing,gr8"; | |
57 | ||
58 | aliases { | |
59 | i2c0 = &i2c0; | |
60 | i2c1 = &i2c1; | |
61 | serial0 = &uart1; | |
62 | serial1 = &uart2; | |
63 | serial2 = &uart3; | |
64 | }; | |
65 | ||
66 | chosen { | |
67 | stdout-path = "serial0:115200n8"; | |
68 | }; | |
69 | ||
70 | leds { | |
71 | compatible = "gpio-leds"; | |
72 | ||
73 | status { | |
74 | label = "chip-pro:white:status"; | |
75 | gpios = <&axp_gpio 2 GPIO_ACTIVE_HIGH>; | |
76 | default-state = "on"; | |
77 | }; | |
78 | }; | |
79 | ||
80 | mmc0_pwrseq: mmc0_pwrseq { | |
81 | compatible = "mmc-pwrseq-simple"; | |
e6360493 MR |
82 | reset-gpios = <&pio 1 10 GPIO_ACTIVE_LOW>; /* PB10 */ |
83 | }; | |
84 | }; | |
85 | ||
86 | &codec { | |
87 | status = "okay"; | |
88 | }; | |
89 | ||
90 | &ehci0 { | |
91 | status = "okay"; | |
92 | }; | |
93 | ||
94 | &i2c0 { | |
e6360493 MR |
95 | status = "okay"; |
96 | ||
97 | axp209: pmic@34 { | |
98 | reg = <0x34>; | |
99 | ||
100 | /* | |
101 | * The interrupt is routed through the "External Fast | |
102 | * Interrupt Request" pin (ball G13 of the module) | |
103 | * directly to the main interrupt controller, without | |
104 | * any other controller interfering. | |
105 | */ | |
106 | interrupts = <0>; | |
107 | }; | |
108 | }; | |
109 | ||
110 | #include "axp209.dtsi" | |
111 | ||
112 | &i2c1 { | |
e6360493 MR |
113 | status = "disabled"; |
114 | }; | |
115 | ||
116 | &i2s0 { | |
117 | pinctrl-names = "default"; | |
6a9951a1 | 118 | pinctrl-0 = <&i2s0_mclk_pin>, <&i2s0_data_pins>; |
e6360493 MR |
119 | status = "disabled"; |
120 | }; | |
121 | ||
122 | &mmc0 { | |
e6360493 MR |
123 | vmmc-supply = <®_vcc3v3>; |
124 | mmc-pwrseq = <&mmc0_pwrseq>; | |
125 | bus-width = <4>; | |
126 | non-removable; | |
127 | status = "okay"; | |
128 | }; | |
129 | ||
130 | &nfc { | |
131 | pinctrl-names = "default"; | |
6a9951a1 | 132 | pinctrl-0 = <&nand_pins &nand_cs0_pin &nand_rb0_pin>; |
e6360493 MR |
133 | status = "okay"; |
134 | ||
135 | nand@0 { | |
e6360493 MR |
136 | reg = <0>; |
137 | allwinner,rb = <0>; | |
138 | nand-ecc-mode = "hw"; | |
139 | }; | |
140 | }; | |
141 | ||
142 | &ohci0 { | |
143 | status = "okay"; | |
144 | }; | |
145 | ||
146 | &otg_sram { | |
147 | status = "okay"; | |
148 | }; | |
149 | ||
e6360493 MR |
150 | &pwm { |
151 | pinctrl-names = "default"; | |
6a9951a1 | 152 | pinctrl-0 = <&pwm0_pin>, <&pwm1_pins>; |
e6360493 MR |
153 | status = "disabled"; |
154 | }; | |
155 | ||
156 | ®_dcdc2 { | |
157 | regulator-min-microvolt = <1000000>; | |
158 | regulator-max-microvolt = <1400000>; | |
159 | regulator-name = "vdd-cpu"; | |
160 | regulator-always-on; | |
161 | }; | |
162 | ||
163 | ®_dcdc3 { | |
164 | regulator-min-microvolt = <1000000>; | |
165 | regulator-max-microvolt = <1300000>; | |
166 | regulator-name = "vdd-sys"; | |
167 | regulator-always-on; | |
168 | }; | |
169 | ||
170 | ®_ldo1 { | |
171 | regulator-name = "vdd-rtc"; | |
172 | }; | |
173 | ||
174 | ®_ldo2 { | |
175 | regulator-min-microvolt = <2700000>; | |
176 | regulator-max-microvolt = <3300000>; | |
177 | regulator-name = "avcc"; | |
178 | regulator-always-on; | |
179 | }; | |
180 | ||
181 | /* | |
182 | * Both LDO3 and LDO4 are used in parallel to power up the | |
183 | * WiFi/BT chip. | |
184 | */ | |
185 | ®_ldo3 { | |
186 | regulator-min-microvolt = <3300000>; | |
187 | regulator-max-microvolt = <3300000>; | |
188 | regulator-name = "vcc-wifi-1"; | |
189 | regulator-always-on; | |
190 | }; | |
191 | ||
192 | ®_ldo4 { | |
193 | regulator-min-microvolt = <3300000>; | |
194 | regulator-max-microvolt = <3300000>; | |
195 | regulator-name = "vcc-wifi-2"; | |
196 | regulator-always-on; | |
197 | }; | |
198 | ||
199 | &uart1 { | |
200 | pinctrl-names = "default"; | |
6a9951a1 | 201 | pinctrl-0 = <&uart1_pg_pins>, <&uart1_cts_rts_pins>; |
e6360493 MR |
202 | status = "okay"; |
203 | }; | |
204 | ||
205 | &uart2 { | |
206 | pinctrl-names = "default"; | |
6a9951a1 | 207 | pinctrl-0 = <&uart2_pd_pins>, <&uart2_cts_rts_pd_pins>; |
e6360493 MR |
208 | status = "disabled"; |
209 | }; | |
210 | ||
211 | &uart3 { | |
212 | pinctrl-names = "default"; | |
6a9951a1 | 213 | pinctrl-0 = <&uart3_pg_pins>, <&uart3_cts_rts_pg_pins>; |
e6360493 MR |
214 | status = "okay"; |
215 | }; | |
216 | ||
217 | &usb_otg { | |
218 | /* | |
219 | * The CHIP Pro doesn't have a controllable VBUS, nor does it | |
220 | * have any 5v rail on the board itself. | |
221 | * | |
222 | * If one wants to use it as a true OTG port, it should be | |
223 | * done in the baseboard, and its DT / overlay will add it. | |
224 | */ | |
225 | dr_mode = "otg"; | |
226 | status = "okay"; | |
227 | }; | |
228 | ||
229 | &usb_power_supply { | |
230 | status = "okay"; | |
231 | }; | |
232 | ||
233 | &usbphy { | |
2c515b0d | 234 | usb0_id_det-gpios = <&pio 6 2 GPIO_ACTIVE_HIGH>; /* PG2 */ |
e6360493 MR |
235 | usb0_vbus_power-supply = <&usb_power_supply>; |
236 | usb1_vbus-supply = <®_vcc5v0>; | |
237 | status = "okay"; | |
238 | }; |