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Hans de Goeded5c12742015-09-05 16:55:52 +02001/*
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 */
Hans de Goede110af362016-07-08 18:05:42 +020042#include "sunxi-reference-design-tablet.dtsi"
Hans de Goeded5c12742015-09-05 16:55:52 +020043
Hans de Goede6fb2ffd2015-10-11 11:55:08 +020044#include <dt-bindings/pwm/pwm.h>
45
Hans de Goeded5c12742015-09-05 16:55:52 +020046/ {
47 aliases {
48 serial0 = &uart1;
49 };
50
Hans de Goede6fb2ffd2015-10-11 11:55:08 +020051 backlight: backlight {
52 compatible = "pwm-backlight";
53 pwms = <&pwm 0 50000 PWM_POLARITY_INVERTED>;
54 brightness-levels = <0 10 20 30 40 50 60 70 80 90 100>;
55 default-brightness-level = <8>;
56 /* TODO: backlight uses axp gpio1 as enable pin */
57 };
58
Hans de Goeded5c12742015-09-05 16:55:52 +020059 chosen {
60 stdout-path = "serial0:115200n8";
61 };
62};
63
Chen-Yu Tsaidddc8e02016-05-17 23:56:10 +080064&codec {
65 pinctrl-names = "default";
66 pinctrl-0 = <&codec_pa_pin>;
67 allwinner,pa-gpios = <&pio 6 10 GPIO_ACTIVE_HIGH>; /* PG10 */
68 status = "okay";
69};
70
Hans de Goeded5c12742015-09-05 16:55:52 +020071&cpu0 {
72 cpu-supply = <&reg_dcdc2>;
73};
74
75&ehci0 {
76 status = "okay";
77};
78
79&i2c0 {
80 axp209: pmic@34 {
81 reg = <0x34>;
82 interrupts = <0>;
83 };
84};
85
86&i2c1 {
87 pcf8563: rtc@51 {
88 compatible = "nxp,pcf8563";
89 reg = <0x51>;
90 };
91};
92
93#include "axp209.dtsi"
94
Hans de Goede83c99422016-07-08 18:05:45 +020095&lradc {
96 vref-supply = <&reg_ldo2>;
97};
98
Hans de Goeded5c12742015-09-05 16:55:52 +020099&mmc0 {
100 pinctrl-names = "default";
Hans de Goede86ee0972016-07-08 18:05:46 +0200101 pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin>;
Hans de Goeded5c12742015-09-05 16:55:52 +0200102 vmmc-supply = <&reg_vcc3v0>;
103 bus-width = <4>;
104 cd-gpios = <&pio 6 0 GPIO_ACTIVE_HIGH>; /* PG0 */
105 cd-inverted;
106 status = "okay";
107};
108
109&otg_sram {
110 status = "okay";
111};
112
113&pio {
Chen-Yu Tsaidddc8e02016-05-17 23:56:10 +0800114 codec_pa_pin: codec_pa_pin@0 {
115 allwinner,pins = "PG10";
116 allwinner,function = "gpio_out";
117 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
118 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
119 };
120
Hans de Goede86ee0972016-07-08 18:05:46 +0200121 mmc0_cd_pin: mmc0_cd_pin@0 {
Hans de Goeded5c12742015-09-05 16:55:52 +0200122 allwinner,pins = "PG0";
123 allwinner,function = "gpio_in";
124 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
125 allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
126 };
127
128 usb0_vbus_detect_pin: usb0_vbus_detect_pin@0 {
129 allwinner,pins = "PG1";
130 allwinner,function = "gpio_in";
131 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
132 allwinner,pull = <SUN4I_PINCTRL_PULL_DOWN>;
133 };
134
135 usb0_id_detect_pin: usb0_id_detect_pin@0 {
136 allwinner,pins = "PG2";
137 allwinner,function = "gpio_in";
138 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
139 allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
140 };
141
142 usb0_vbus_pin_a: usb0_vbus_pin@0 {
143 allwinner,pins = "PG12";
144 allwinner,function = "gpio_out";
145 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
146 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
147 };
148};
149
150&reg_dcdc2 {
151 regulator-always-on;
152 regulator-min-microvolt = <1000000>;
153 regulator-max-microvolt = <1500000>;
154 regulator-name = "vdd-cpu";
155};
156
157&reg_dcdc3 {
158 regulator-always-on;
159 regulator-min-microvolt = <1000000>;
160 regulator-max-microvolt = <1400000>;
161 regulator-name = "vdd-int-pll";
162};
163
164&reg_ldo1 {
165 regulator-name = "vdd-rtc";
166};
167
168&reg_ldo2 {
169 regulator-always-on;
170 regulator-min-microvolt = <3000000>;
171 regulator-max-microvolt = <3000000>;
172 regulator-name = "avcc";
173};
174
Chen-Yu Tsai3463f32f2016-06-23 17:29:15 +0800175&reg_ldo3 {
176 regulator-min-microvolt = <3300000>;
177 regulator-max-microvolt = <3300000>;
178 regulator-name = "vcc-wifi";
179};
180
Hans de Goeded5c12742015-09-05 16:55:52 +0200181&reg_usb0_vbus {
182 gpio = <&pio 6 12 GPIO_ACTIVE_HIGH>; /* PG12 */
183 status = "okay";
184};
185
186&uart1 {
187 pinctrl-names = "default";
188 pinctrl-0 = <&uart1_pins_b>;
189 status = "okay";
190};
191
192&usb_otg {
193 dr_mode = "otg";
194 status = "okay";
195};
196
Chen-Yu Tsai815c1592016-05-17 23:56:09 +0800197&usb_power_supply {
198 status = "okay";
199};
200
Hans de Goeded5c12742015-09-05 16:55:52 +0200201&usbphy {
202 pinctrl-names = "default";
203 pinctrl-0 = <&usb0_id_detect_pin>, <&usb0_vbus_detect_pin>;
204 usb0_id_det-gpio = <&pio 6 2 GPIO_ACTIVE_HIGH>; /* PG2 */
205 usb0_vbus_det-gpio = <&pio 6 1 GPIO_ACTIVE_HIGH>; /* PG1 */
Chen-Yu Tsai815c1592016-05-17 23:56:09 +0800206 usb0_vbus_power-supply = <&usb_power_supply>;
Hans de Goeded5c12742015-09-05 16:55:52 +0200207 usb0_vbus-supply = <&reg_usb0_vbus>;
Chen-Yu Tsai3463f32f2016-06-23 17:29:15 +0800208 usb1_vbus-supply = <&reg_ldo3>;
Hans de Goeded5c12742015-09-05 16:55:52 +0200209 status = "okay";
210};