blob: 378214d8316ed3c810da3e14796d260dc1849dc5 [file] [log] [blame]
Hans de Goedea1ecb4b2015-12-20 12:30:18 +01001/*
2 * Copyright 2015 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 "sun5i-a13.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>
Hans de Goedea1ecb4b2015-12-20 12:30:18 +010049#include <dt-bindings/pwm/pwm.h>
50
51/ {
52 model = "Empire Electronix D709 tablet";
53 compatible = "empire-electronix,d709", "allwinner,sun5i-a13";
54
55 aliases {
56 serial0 = &uart1;
57 };
58
59 backlight: backlight {
60 compatible = "pwm-backlight";
61 pwms = <&pwm 0 50000 PWM_POLARITY_INVERTED>;
62 brightness-levels = <0 10 20 30 40 50 60 70 80 90 100>;
63 default-brightness-level = <8>;
64 /* TODO: backlight uses axp gpio1 as enable pin */
65 };
66
67 chosen {
68 stdout-path = "serial0:115200n8";
69 };
70};
71
72&cpu0 {
73 cpu-supply = <&reg_dcdc2>;
74};
75
76&ehci0 {
77 status = "okay";
78};
79
80&i2c0 {
81 pinctrl-names = "default";
82 pinctrl-0 = <&i2c0_pins_a>;
83 status = "okay";
84
85 axp209: pmic@34 {
86 reg = <0x34>;
87 interrupts = <0>;
88 };
89};
90
91#include "axp209.dtsi"
92
93&i2c1 {
94 pinctrl-names = "default";
95 pinctrl-0 = <&i2c1_pins_a>;
96 status = "okay";
97
98 pcf8563: rtc@51 {
99 compatible = "nxp,pcf8563";
100 reg = <0x51>;
101 };
102};
103
104&lradc {
105 vref-supply = <&reg_ldo2>;
106 status = "okay";
107
108 button@200 {
109 label = "Volume Up";
110 linux,code = <KEY_VOLUMEUP>;
111 channel = <0>;
112 voltage = <200000>;
113 };
114
115 button@400 {
116 label = "Volume Down";
117 linux,code = <KEY_VOLUMEDOWN>;
118 channel = <0>;
119 voltage = <400000>;
120 };
121};
122
123&mmc0 {
124 pinctrl-names = "default";
Hans de Goede80e5f832016-03-14 17:37:09 +0100125 pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_d709>;
Hans de Goedea1ecb4b2015-12-20 12:30:18 +0100126 vmmc-supply = <&reg_vcc3v3>;
127 bus-width = <4>;
Jagan Teki13b36fa2018-08-05 00:40:08 +0530128 cd-gpios = <&pio 6 0 GPIO_ACTIVE_LOW>; /* PG0 */
Hans de Goedea1ecb4b2015-12-20 12:30:18 +0100129 status = "okay";
130};
131
Hans de Goedea1ecb4b2015-12-20 12:30:18 +0100132&otg_sram {
133 status = "okay";
134};
135
136&pio {
Hans de Goede80e5f832016-03-14 17:37:09 +0100137 mmc0_cd_pin_d709: mmc0_cd_pin@0 {
Jagan Teki13b36fa2018-08-05 00:40:08 +0530138 pins = "PG0";
139 function = "gpio_in";
140 bias-pull-up;
Hans de Goedea1ecb4b2015-12-20 12:30:18 +0100141 };
142
143 usb0_vbus_detect_pin: usb0_vbus_detect_pin@0 {
Jagan Teki13b36fa2018-08-05 00:40:08 +0530144 pins = "PG1";
145 function = "gpio_in";
146 bias-pull-down;
Hans de Goedea1ecb4b2015-12-20 12:30:18 +0100147 };
148
149 usb0_id_detect_pin: usb0_id_detect_pin@0 {
Jagan Teki13b36fa2018-08-05 00:40:08 +0530150 pins = "PG2";
151 function = "gpio_in";
152 bias-pull-up;
Hans de Goedea1ecb4b2015-12-20 12:30:18 +0100153 };
154};
155
156&pwm {
157 pinctrl-names = "default";
158 pinctrl-0 = <&pwm0_pins>;
159 status = "okay";
160};
161
162&reg_dcdc2 {
163 regulator-always-on;
164 regulator-min-microvolt = <1000000>;
165 regulator-max-microvolt = <1400000>;
166 regulator-name = "vdd-cpu";
167};
168
169&reg_dcdc3 {
170 regulator-always-on;
171 regulator-min-microvolt = <1250000>;
172 regulator-max-microvolt = <1250000>;
173 regulator-name = "vdd-int-pll";
174};
175
176&reg_ldo1 {
177 regulator-name = "vdd-rtc";
178};
179
180&reg_ldo2 {
181 regulator-always-on;
182 regulator-min-microvolt = <3000000>;
183 regulator-max-microvolt = <3000000>;
184 regulator-name = "avcc";
185};
186
187&reg_ldo3 {
188 regulator-min-microvolt = <3300000>;
189 regulator-max-microvolt = <3300000>;
190 regulator-name = "vcc-wifi";
191};
192
193&reg_usb0_vbus {
194 gpio = <&pio 6 12 GPIO_ACTIVE_HIGH>; /* PG12 */
195 status = "okay";
196};
197
198&uart1 {
199 pinctrl-names = "default";
200 pinctrl-0 = <&uart1_pins_b>;
201 status = "okay";
202};
203
204&usb_otg {
205 dr_mode = "otg";
206 status = "okay";
207};
208
Hans de Goedea1ecb4b2015-12-20 12:30:18 +0100209&usbphy {
210 pinctrl-names = "default";
211 pinctrl-0 = <&usb0_id_detect_pin>, <&usb0_vbus_detect_pin>;
212 usb0_id_det-gpio = <&pio 6 2 GPIO_ACTIVE_HIGH>; /* PG2 */
213 usb0_vbus_det-gpio = <&pio 6 1 GPIO_ACTIVE_HIGH>; /* PG1 */
214 usb0_vbus-supply = <&reg_usb0_vbus>;
215 usb1_vbus-supply = <&reg_ldo3>;
216 status = "okay";
217};