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29bc9490 QS |
1 | /* |
2 | * Copyright 2016 Quentin Schulz | |
3 | * | |
4 | * Quentin Schulz <quentin.schulz@free-electrons.com> | |
5 | * | |
6 | * This file is dual-licensed: you can use it either under the terms | |
7 | * of the GPL or the X11 license, at your option. Note that this dual | |
8 | * licensing only applies to this file, and not this project as a | |
9 | * whole. | |
10 | * | |
11 | * a) This file is free software; you can redistribute it and/or | |
12 | * modify it under the terms of the GNU General Public License as | |
13 | * published by the Free Software Foundation; either version 2 of the | |
14 | * License, or (at your option) any later version. | |
15 | * | |
16 | * This file is distributed in the hope that it will be useful, | |
17 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
18 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
19 | * GNU General Public License for more details. | |
20 | * | |
21 | * Or, alternatively, | |
22 | * | |
23 | * b) Permission is hereby granted, free of charge, to any person | |
24 | * obtaining a copy of this software and associated documentation | |
25 | * files (the "Software"), to deal in the Software without | |
26 | * restriction, including without limitation the rights to use, | |
27 | * copy, modify, merge, publish, distribute, sublicense, and/or | |
28 | * sell copies of the Software, and to permit persons to whom the | |
29 | * Software is furnished to do so, subject to the following | |
30 | * conditions: | |
31 | * | |
32 | * The above copyright notice and this permission notice shall be | |
33 | * included in all copies or substantial portions of the Software. | |
34 | * | |
35 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, | |
36 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES | |
37 | * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND | |
38 | * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT | |
39 | * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, | |
40 | * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING | |
41 | * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR | |
42 | * OTHER DEALINGS IN THE SOFTWARE. | |
43 | */ | |
44 | ||
45 | /dts-v1/; | |
46 | #include "sun8i-a33.dtsi" | |
47 | #include "sunxi-common-regulators.dtsi" | |
48 | ||
49 | #include <dt-bindings/gpio/gpio.h> | |
50 | #include <dt-bindings/input/input.h> | |
51 | ||
52 | / { | |
53 | model = "Allwinner R16 EVB (Parrot)"; | |
54 | compatible = "allwinner,parrot", "allwinner,sun8i-a33"; | |
55 | ||
56 | aliases { | |
57 | serial0 = &uart0; | |
58 | }; | |
59 | ||
60 | chosen { | |
61 | stdout-path = "serial0:115200n8"; | |
62 | }; | |
63 | ||
64 | leds { | |
65 | compatible = "gpio-leds"; | |
66 | pinctrl-names = "default"; | |
67 | pinctrl-0 = <&led_pins_parrot>; | |
68 | ||
69 | led1 { | |
70 | label = "parrot:led1:usr"; | |
71 | gpio = <&pio 4 17 GPIO_ACTIVE_HIGH>; /* PE17 */ | |
72 | }; | |
73 | ||
74 | led2 { | |
75 | label = "parrot:led2:usr"; | |
76 | gpio = <&pio 4 16 GPIO_ACTIVE_HIGH>; /* PE16 */ | |
77 | }; | |
78 | }; | |
79 | ||
80 | wifi_pwrseq: wifi_pwrseq { | |
81 | compatible = "mmc-pwrseq-simple"; | |
82 | reset-gpios = <&r_pio 0 6 GPIO_ACTIVE_LOW>; /* PL06 */ | |
83 | }; | |
84 | ||
85 | }; | |
86 | ||
87 | &ehci0 { | |
88 | status = "okay"; | |
89 | }; | |
90 | ||
91 | &i2c1 { | |
92 | pinctrl-names = "default"; | |
93 | pinctrl-0 = <&i2c1_pins_a>; | |
94 | status = "okay"; | |
95 | ||
96 | /* | |
97 | * FIXME: An as-yet-unknown accelerometer is connected to this | |
98 | * i2c bus. | |
99 | */ | |
100 | }; | |
101 | ||
102 | &lradc { | |
103 | vref-supply = <®_aldo3>; | |
104 | status = "okay"; | |
105 | ||
106 | button@0 { | |
107 | label = "V+"; | |
108 | linux,code = <KEY_VOLUMEUP>; | |
109 | channel = <0>; | |
110 | voltage = <190000>; | |
111 | }; | |
112 | ||
113 | button@1 { | |
114 | label = "V-"; | |
115 | linux,code = <KEY_VOLUMEDOWN>; | |
116 | channel = <0>; | |
117 | voltage = <390000>; | |
118 | }; | |
119 | ||
120 | }; | |
121 | ||
122 | &mmc0 { | |
123 | pinctrl-names = "default"; | |
124 | pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_parrot>; | |
125 | vmmc-supply = <®_dcdc1>; | |
126 | cd-gpios = <&pio 3 14 GPIO_ACTIVE_LOW>; /* PD14 */ | |
127 | bus-width = <4>; | |
128 | status = "okay"; | |
129 | }; | |
130 | ||
131 | &mmc1 { | |
132 | pinctrl-names = "default"; | |
133 | pinctrl-0 = <&mmc1_pins_a>, <&wifi_reset_pin_parrot>; | |
134 | vmmc-supply = <®_aldo1>; | |
135 | mmc-pwrseq = <&wifi_pwrseq>; | |
136 | bus-width = <4>; | |
137 | non-removable; | |
138 | status = "okay"; | |
139 | }; | |
140 | ||
141 | &mmc2 { | |
142 | pinctrl-names = "default"; | |
143 | pinctrl-0 = <&mmc2_8bit_pins>; | |
144 | vmmc-supply = <®_dcdc1>; | |
145 | bus-width = <8>; | |
146 | non-removable; | |
147 | cap-mmc-hw-reset; | |
148 | status = "okay"; | |
149 | }; | |
150 | ||
151 | &mmc2_8bit_pins { | |
152 | allwinner,drive = <SUN4I_PINCTRL_40_MA>; | |
153 | allwinner,pull = <SUN4I_PINCTRL_PULL_UP>; | |
154 | }; | |
155 | ||
156 | &ohci0 { | |
157 | status = "okay"; | |
158 | }; | |
159 | ||
160 | &pio { | |
161 | mmc0_cd_pin_parrot: mmc0_cd_pin@0 { | |
162 | allwinner,pins = "PD14"; | |
163 | allwinner,function = "gpio_in"; | |
164 | allwinner,drive = <SUN4I_PINCTRL_10_MA>; | |
165 | allwinner,pull = <SUN4I_PINCTRL_PULL_UP>; | |
166 | }; | |
167 | ||
168 | led_pins_parrot: led_pins@0 { | |
169 | allwinner,pins = "PE16", "PE17"; | |
170 | allwinner,function = "gpio_out"; | |
171 | allwinner,drive = <SUN4I_PINCTRL_10_MA>; | |
172 | allwinner,pull = <SUN4I_PINCTRL_NO_PULL>; | |
173 | }; | |
174 | ||
175 | usb0_id_det: usb0_id_detect_pin@0 { | |
176 | allwinner,pins = "PD10"; | |
177 | allwinner,function = "gpio_in"; | |
178 | allwinner,drive = <SUN4I_PINCTRL_10_MA>; | |
179 | allwinner,pull = <SUN4I_PINCTRL_PULL_UP>; | |
180 | }; | |
181 | ||
182 | usb1_vbus_pin_parrot: usb1_vbus_pin@0 { | |
183 | allwinner,pins = "PD12"; | |
184 | allwinner,function = "gpio_out"; | |
185 | allwinner,drive = <SUN4I_PINCTRL_10_MA>; | |
186 | allwinner,pull = <SUN4I_PINCTRL_NO_PULL>; | |
187 | }; | |
188 | }; | |
189 | ||
190 | &r_pio { | |
191 | wifi_reset_pin_parrot: wifi_reset_pin@0 { | |
192 | allwinner,pins = "PL6"; | |
193 | allwinner,function = "gpio_out"; | |
194 | allwinner,drive = <SUN4I_PINCTRL_10_MA>; | |
195 | allwinner,pull = <SUN4I_PINCTRL_NO_PULL>; | |
196 | }; | |
197 | }; | |
198 | ||
199 | &r_rsb { | |
200 | status = "okay"; | |
201 | ||
202 | axp22x: pmic@3a3 { | |
203 | compatible = "x-powers,axp223"; | |
204 | reg = <0x3a3>; | |
205 | interrupt-parent = <&nmi_intc>; | |
206 | interrupts = <0 IRQ_TYPE_LEVEL_LOW>; | |
207 | drivevbus-supply = <®_vcc5v0>; | |
208 | x-powers,drive-vbus-en; | |
209 | }; | |
210 | }; | |
211 | ||
212 | #include "axp22x.dtsi" | |
213 | ||
214 | ®_aldo1 { | |
215 | regulator-always-on; | |
216 | regulator-min-microvolt = <3000000>; | |
217 | regulator-max-microvolt = <3000000>; | |
218 | regulator-name = "vcc-io"; | |
219 | }; | |
220 | ||
221 | ®_aldo2 { | |
222 | regulator-always-on; | |
223 | regulator-min-microvolt = <2350000>; | |
224 | regulator-max-microvolt = <2650000>; | |
225 | regulator-name = "vdd-dll"; | |
226 | }; | |
227 | ||
228 | ®_aldo3 { | |
229 | regulator-always-on; | |
230 | regulator-min-microvolt = <2700000>; | |
231 | regulator-max-microvolt = <3300000>; | |
232 | regulator-name = "vcc-pll-avcc"; | |
233 | }; | |
234 | ||
235 | ®_dc5ldo { | |
236 | regulator-always-on; | |
237 | regulator-min-microvolt = <900000>; | |
238 | regulator-max-microvolt = <1400000>; | |
239 | regulator-name = "vdd-cpus"; | |
240 | }; | |
241 | ||
242 | ®_dcdc1 { | |
243 | regulator-always-on; | |
244 | regulator-min-microvolt = <3000000>; | |
245 | regulator-max-microvolt = <3000000>; | |
246 | regulator-name = "vcc-3v0"; | |
247 | }; | |
248 | ||
249 | ®_dcdc2 { | |
250 | regulator-always-on; | |
251 | regulator-min-microvolt = <900000>; | |
252 | regulator-max-microvolt = <1400000>; | |
253 | regulator-name = "vdd-sys"; | |
254 | }; | |
255 | ||
256 | ®_dcdc3 { | |
257 | regulator-always-on; | |
258 | regulator-min-microvolt = <900000>; | |
259 | regulator-max-microvolt = <1400000>; | |
260 | regulator-name = "vdd-cpu"; | |
261 | }; | |
262 | ||
263 | ®_dcdc5 { | |
264 | regulator-always-on; | |
265 | regulator-min-microvolt = <1500000>; | |
266 | regulator-max-microvolt = <1500000>; | |
267 | regulator-name = "vcc-dram"; | |
268 | }; | |
269 | ||
270 | ®_dldo1 { | |
271 | /* | |
272 | * TODO: WiFi chip needs dldo1 AND dldo2 to be on to be powered. | |
273 | * Remove next line once it is possible to sync two regulators. | |
274 | */ | |
275 | regulator-always-on; | |
276 | regulator-min-microvolt = <3300000>; | |
277 | regulator-max-microvolt = <3300000>; | |
278 | regulator-name = "vcc-wifi0"; | |
279 | }; | |
280 | ||
281 | ®_dldo2 { | |
282 | /* | |
283 | * TODO: WiFi chip needs dldo1 AND dldo2 to be on to be powered. | |
284 | * Remove next line once it is possible to sync two regulators. | |
285 | */ | |
286 | regulator-always-on; | |
287 | regulator-min-microvolt = <3300000>; | |
288 | regulator-max-microvolt = <3300000>; | |
289 | regulator-name = "vcc-wifi1"; | |
290 | }; | |
291 | ||
292 | ®_dldo3 { | |
293 | regulator-min-microvolt = <3000000>; | |
294 | regulator-max-microvolt = <3000000>; | |
295 | regulator-name = "vcc-3v0-csi"; | |
296 | }; | |
297 | ||
298 | ®_drivevbus { | |
299 | regulator-name = "usb0-vbus"; | |
300 | status = "okay"; | |
301 | }; | |
302 | ||
303 | ®_eldo1 { | |
304 | regulator-min-microvolt = <1200000>; | |
305 | regulator-max-microvolt = <1200000>; | |
306 | regulator-name = "vcc-1v2-hsic"; | |
307 | }; | |
308 | ||
309 | ®_eldo2 { | |
310 | regulator-min-microvolt = <3000000>; | |
311 | regulator-max-microvolt = <3000000>; | |
312 | regulator-name = "vcc-dsp"; | |
313 | }; | |
314 | ||
315 | ®_eldo3 { | |
316 | regulator-min-microvolt = <3000000>; | |
317 | regulator-max-microvolt = <3000000>; | |
318 | regulator-name = "eldo3"; | |
319 | }; | |
320 | ||
321 | ®_usb1_vbus { | |
322 | pinctrl-names = "default"; | |
323 | pinctrl-0 = <&usb1_vbus_pin_parrot>; | |
324 | gpio = <&pio 3 12 GPIO_ACTIVE_HIGH>; /* PD12 */ | |
325 | status = "okay"; | |
326 | }; | |
327 | ||
328 | &uart0 { | |
329 | pinctrl-names = "default"; | |
330 | pinctrl-0 = <&uart0_pins_b>; | |
331 | status = "okay"; | |
332 | }; | |
333 | ||
334 | &usb_otg { | |
335 | dr_mode = "otg"; | |
336 | status = "okay"; | |
337 | }; | |
338 | ||
339 | &usb_power_supply { | |
340 | status = "okay"; | |
341 | }; | |
342 | ||
343 | &usbphy { | |
344 | status = "okay"; | |
345 | pinctrl-names = "default"; | |
346 | pinctrl-0 = <&usb0_id_det>; | |
347 | usb0_vbus-supply = <®_drivevbus>; | |
348 | usb0_id_det-gpios = <&pio 3 10 GPIO_ACTIVE_HIGH>; /* PD10 */ | |
349 | usb0_vbus_power-supply = <&usb_power_supply>; | |
350 | usb1_vbus-supply = <®_usb1_vbus>; | |
351 | }; |