1/*
2 * Copyright 2016 Hans de Goede <hdegoede@redhat.com>
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 *
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 "sun4i-a10.dtsi"
45#include "sunxi-common-regulators.dtsi"
46#include <dt-bindings/gpio/gpio.h>
47#include <dt-bindings/input/input.h>
48#include <dt-bindings/interrupt-controller/irq.h>
49#include <dt-bindings/pinctrl/sun4i-a10.h>
50#include <dt-bindings/pwm/pwm.h>
51
52/ {
53	model = "Dserve DSRV9703C";
54	compatible = "dserve,dsrv9703c", "allwinner,sun4i-a10";
55
56	aliases {
57		serial0 = &uart0;
58	};
59
60	backlight: backlight {
61		compatible = "pwm-backlight";
62		pinctrl-names = "default";
63		pinctrl-0 = <&bl_en_pin_dsrv9703c>;
64		pwms = <&pwm 0 50000 PWM_POLARITY_INVERTED>;
65		brightness-levels = <0 10 20 30 40 50 60 70 80 90 100>;
66		default-brightness-level = <8>;
67		enable-gpios = <&pio 7 7 GPIO_ACTIVE_HIGH>; /* PH7 */
68	};
69
70	chosen {
71		stdout-path = "serial0:115200n8";
72	};
73
74	haptics {
75		compatible = "regulator-haptic";
76		haptic-supply = <&reg_motor>;
77		min-microvolt = <3000000>;
78		max-microvolt = <3000000>;
79	};
80
81	reg_motor: reg_motor {
82		compatible = "regulator-fixed";
83		pinctrl-names = "default";
84		pinctrl-0 = <&motor_pins>;
85		regulator-name = "vcc-motor";
86		regulator-min-microvolt = <3000000>;
87		regulator-max-microvolt = <3000000>;
88		enable-active-high;
89		gpio = <&pio 1 3 GPIO_ACTIVE_HIGH>; /* PB3 */
90	};
91};
92
93&codec {
94	pinctrl-names = "default";
95	pinctrl-0 = <&codec_pa_pin>;
96	allwinner,pa-gpios = <&pio 7 15 GPIO_ACTIVE_HIGH>; /* PH15 */
97	status = "okay";
98};
99
100&cpu0 {
101	cpu-supply = <&reg_dcdc2>;
102};
103
104&ehci1 {
105	status = "okay";
106};
107
108&i2c0 {
109	pinctrl-names = "default";
110	pinctrl-0 = <&i2c0_pins_a>;
111	status = "okay";
112
113	axp209: pmic@34 {
114		reg = <0x34>;
115		interrupts = <0>;
116	};
117};
118
119#include "axp209.dtsi"
120
121&i2c1 {
122	pinctrl-names = "default";
123	pinctrl-0 = <&i2c1_pins_a>;
124	/* pull-ups and devices require AXP209 LDO3 */
125	status = "failed";
126};
127
128&i2c2 {
129	pinctrl-names = "default";
130	pinctrl-0 = <&i2c2_pins_a>;
131	status = "okay";
132
133	ft5406ee8: touchscreen@38 {
134		compatible = "edt,edt-ft5406";
135		reg = <0x38>;
136		interrupt-parent = <&pio>;
137		interrupts = <7 21 IRQ_TYPE_EDGE_FALLING>;
138		pinctrl-names = "default";
139		pinctrl-0 = <&touchscreen_pins>;
140		reset-gpios = <&pio 1 13 GPIO_ACTIVE_LOW>;
141		touchscreen-size-x = <1024>;
142		touchscreen-size-y = <768>;
143	};
144};
145
146&lradc {
147	vref-supply = <&reg_ldo2>;
148	status = "okay";
149
150	button@400 {
151		label = "Volume Down";
152		linux,code = <KEY_VOLUMEDOWN>;
153		channel = <0>;
154		voltage = <400000>;
155	};
156
157	button@800 {
158		label = "Volume Up";
159		linux,code = <KEY_VOLUMEUP>;
160		channel = <0>;
161		voltage = <800000>;
162	};
163};
164
165&mmc0 {
166	pinctrl-names = "default";
167	pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_reference_design>;
168	vmmc-supply = <&reg_vcc3v3>;
169	bus-width = <4>;
170	cd-gpios = <&pio 7 1 GPIO_ACTIVE_HIGH>; /* PH1 */
171	cd-inverted;
172	status = "okay";
173};
174
175&otg_sram {
176	status = "okay";
177};
178
179&pio {
180	bl_en_pin_dsrv9703c: bl_en_pin@0 {
181		allwinner,pins = "PH7";
182		allwinner,function = "gpio_out";
183		allwinner,drive = <SUN4I_PINCTRL_10_MA>;
184		allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
185	};
186
187	codec_pa_pin: codec_pa_pin@0 {
188		allwinner,pins = "PH15";
189		allwinner,function = "gpio_out";
190		allwinner,drive = <SUN4I_PINCTRL_10_MA>;
191		allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
192	};
193
194	motor_pins: motor_pins@0 {
195		allwinner,pins = "PB3";
196		allwinner,function = "gpio_out";
197		allwinner,drive = <SUN4I_PINCTRL_10_MA>;
198		allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
199	};
200
201	touchscreen_pins: touchscreen_pins@0 {
202		allwinner,pins = "PB13";
203		allwinner,function = "gpio_out";
204		allwinner,drive = <SUN4I_PINCTRL_10_MA>;
205		allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
206	};
207
208	usb0_id_detect_pin: usb0_id_detect_pin@0 {
209		allwinner,pins = "PH4";
210		allwinner,function = "gpio_in";
211		allwinner,drive = <SUN4I_PINCTRL_10_MA>;
212		allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
213	};
214
215	usb0_vbus_detect_pin: usb0_vbus_detect_pin@0 {
216		allwinner,pins = "PH5";
217		allwinner,function = "gpio_in";
218		allwinner,drive = <SUN4I_PINCTRL_10_MA>;
219		allwinner,pull = <SUN4I_PINCTRL_PULL_DOWN>;
220	};
221};
222
223&pwm {
224	pinctrl-names = "default";
225	pinctrl-0 = <&pwm0_pins_a>;
226	status = "okay";
227};
228
229&reg_dcdc2 {
230	regulator-always-on;
231	regulator-min-microvolt = <1000000>;
232	regulator-max-microvolt = <1400000>;
233	regulator-name = "vdd-cpu";
234};
235
236&reg_dcdc3 {
237	regulator-always-on;
238	regulator-min-microvolt = <1250000>;
239	regulator-max-microvolt = <1250000>;
240	regulator-name = "vdd-int-dll";
241};
242
243&reg_ldo1 {
244	regulator-name = "vdd-rtc";
245};
246
247&reg_ldo2 {
248	regulator-always-on;
249	regulator-min-microvolt = <3000000>;
250	regulator-max-microvolt = <3000000>;
251	regulator-name = "avcc";
252};
253
254&reg_usb0_vbus {
255	status = "okay";
256};
257
258&reg_usb2_vbus {
259	status = "okay";
260};
261
262&uart0 {
263	pinctrl-names = "default";
264	pinctrl-0 = <&uart0_pins_a>;
265	status = "okay";
266};
267
268&usb_otg {
269	dr_mode = "otg";
270	status = "okay";
271};
272
273&usbphy {
274	pinctrl-names = "default";
275	pinctrl-0 = <&usb0_id_detect_pin>, <&usb0_vbus_detect_pin>;
276	usb0_id_det-gpio = <&pio 7 4 GPIO_ACTIVE_HIGH>; /* PH4 */
277	usb0_vbus_det-gpio = <&pio 7 5 GPIO_ACTIVE_HIGH>; /* PH5 */
278	usb0_vbus-supply = <&reg_usb0_vbus>;
279	usb2_vbus-supply = <&reg_usb2_vbus>;
280	status = "okay";
281};
282