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