xref: /linux/arch/arm/boot/dts/allwinner/sun8i-r16-parrot.dts (revision 0e2b2a76278153d1ac312b0691cb65dabb9aef3e) 
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
67		led-1 {
68			label = "parrot:led1:usr";
69			gpios = <&pio 4 17 GPIO_ACTIVE_HIGH>; /* PE17 */
70		};
71
72		led-2 {
73			label = "parrot:led2:usr";
74			gpios = <&pio 4 16 GPIO_ACTIVE_HIGH>; /* PE16 */
75		};
76	};
77
78	wifi_pwrseq: wifi_pwrseq {
79		compatible = "mmc-pwrseq-simple";
80		reset-gpios = <&r_pio 0 6 GPIO_ACTIVE_LOW>; /* PL06 */
81	};
82
83};
84
85&codec {
86	status = "okay";
87};
88
89&dai {
90	status = "okay";
91};
92
93&ehci0 {
94	status = "okay";
95};
96
97&i2c1 {
98	status = "okay";
99
100	/*
101	 * FIXME: An as-yet-unknown accelerometer is connected to this
102	 * i2c bus.
103	 */
104};
105
106&lradc {
107	vref-supply = <&reg_aldo3>;
108	status = "okay";
109
110	button-190 {
111		label = "V+";
112		linux,code = <KEY_VOLUMEUP>;
113		channel = <0>;
114		voltage = <190000>;
115	};
116
117	button-390 {
118		label = "V-";
119		linux,code = <KEY_VOLUMEDOWN>;
120		channel = <0>;
121		voltage = <390000>;
122	};
123
124};
125
126&mmc0 {
127	vmmc-supply = <&reg_dcdc1>;
128	cd-gpios = <&pio 3 14 GPIO_ACTIVE_LOW>; /* PD14 */
129	bus-width = <4>;
130	status = "okay";
131};
132
133&mmc1 {
134	pinctrl-names = "default";
135	pinctrl-0 = <&mmc1_pg_pins>;
136	vmmc-supply = <&reg_aldo1>;
137	mmc-pwrseq = <&wifi_pwrseq>;
138	bus-width = <4>;
139	non-removable;
140	status = "okay";
141};
142
143&mmc2 {
144	pinctrl-names = "default";
145	pinctrl-0 = <&mmc2_8bit_pins>;
146	vmmc-supply = <&reg_dcdc1>;
147	bus-width = <8>;
148	non-removable;
149	cap-mmc-hw-reset;
150	status = "okay";
151};
152
153&mmc2_8bit_pins {
154	drive-strength = <40>;
155};
156
157&ohci0 {
158	status = "okay";
159};
160
161&r_rsb {
162	status = "okay";
163
164	axp22x: pmic@3a3 {
165		compatible = "x-powers,axp223";
166		reg = <0x3a3>;
167		interrupt-parent = <&r_intc>;
168		interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_LOW>;
169		drivevbus-supply = <&reg_vcc5v0>;
170		x-powers,drive-vbus-en;
171	};
172};
173
174#include "axp223.dtsi"
175
176&reg_aldo1 {
177	regulator-always-on;
178	regulator-min-microvolt = <3000000>;
179	regulator-max-microvolt = <3000000>;
180	regulator-name = "vcc-io";
181};
182
183&reg_aldo2 {
184	regulator-always-on;
185	regulator-min-microvolt = <2350000>;
186	regulator-max-microvolt = <2650000>;
187	regulator-name = "vdd-dll";
188};
189
190&reg_aldo3 {
191	regulator-always-on;
192	regulator-min-microvolt = <2700000>;
193	regulator-max-microvolt = <3300000>;
194	regulator-name = "vcc-pll-avcc";
195};
196
197&reg_dc5ldo {
198	regulator-always-on;
199	regulator-min-microvolt = <900000>;
200	regulator-max-microvolt = <1400000>;
201	regulator-name = "vdd-cpus";
202};
203
204&reg_dcdc1 {
205	regulator-always-on;
206	regulator-min-microvolt = <3000000>;
207	regulator-max-microvolt = <3000000>;
208	regulator-name = "vcc-3v0";
209};
210
211&reg_dcdc2 {
212	regulator-always-on;
213	regulator-min-microvolt = <900000>;
214	regulator-max-microvolt = <1400000>;
215	regulator-name = "vdd-sys";
216};
217
218&reg_dcdc3 {
219	regulator-always-on;
220	regulator-min-microvolt = <900000>;
221	regulator-max-microvolt = <1400000>;
222	regulator-name = "vdd-cpu";
223};
224
225&reg_dcdc5 {
226	regulator-always-on;
227	regulator-min-microvolt = <1500000>;
228	regulator-max-microvolt = <1500000>;
229	regulator-name = "vcc-dram";
230};
231
232&reg_dldo1 {
233	/*
234	 * TODO: WiFi chip needs dldo1 AND dldo2 to be on to be powered.
235	 * Remove next line once it is possible to sync two regulators.
236	 */
237	regulator-always-on;
238	regulator-min-microvolt = <3300000>;
239	regulator-max-microvolt = <3300000>;
240	regulator-name = "vcc-wifi0";
241};
242
243&reg_dldo2 {
244	/*
245	 * TODO: WiFi chip needs dldo1 AND dldo2 to be on to be powered.
246	 * Remove next line once it is possible to sync two regulators.
247	 */
248	regulator-always-on;
249	regulator-min-microvolt = <3300000>;
250	regulator-max-microvolt = <3300000>;
251	regulator-name = "vcc-wifi1";
252};
253
254&reg_dldo3 {
255	regulator-min-microvolt = <3000000>;
256	regulator-max-microvolt = <3000000>;
257	regulator-name = "vcc-3v0-csi";
258};
259
260&reg_drivevbus {
261	regulator-name = "usb0-vbus";
262	status = "okay";
263};
264
265&reg_eldo1 {
266	regulator-min-microvolt = <1200000>;
267	regulator-max-microvolt = <1200000>;
268	regulator-name = "vcc-1v2-hsic";
269};
270
271&reg_eldo2 {
272	regulator-min-microvolt = <3000000>;
273	regulator-max-microvolt = <3000000>;
274	regulator-name = "vcc-dsp";
275};
276
277&reg_eldo3 {
278	regulator-min-microvolt = <3000000>;
279	regulator-max-microvolt = <3000000>;
280	regulator-name = "eldo3";
281};
282
283&reg_usb1_vbus {
284	gpio = <&pio 3 12 GPIO_ACTIVE_HIGH>; /* PD12 */
285	status = "okay";
286};
287
288&sound {
289	status = "okay";
290};
291
292&uart0 {
293	pinctrl-names = "default";
294	pinctrl-0 = <&uart0_pb_pins>;
295	status = "okay";
296};
297
298&usb_otg {
299	dr_mode = "otg";
300	status = "okay";
301};
302
303&usb_power_supply {
304	status = "okay";
305};
306
307&usbphy {
308	status = "okay";
309	usb0_vbus-supply = <&reg_drivevbus>;
310	usb0_id_det-gpios = <&pio 3 10 (GPIO_ACTIVE_HIGH | GPIO_PULL_UP)>; /* PD10 */
311	usb0_vbus_power-supply = <&usb_power_supply>;
312	usb1_vbus-supply = <&reg_usb1_vbus>;
313};
314