1/*
  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#include "sunxi-q8-common.dtsi"
 43
 44#include <dt-bindings/pwm/pwm.h>
 45
 46/ {
 47	aliases {
 48		serial0 = &uart1;
 49	};
 50
 51	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
 59	chosen {
 60		stdout-path = "serial0:115200n8";
 61	};
 62};
 63
 64&cpu0 {
 65	cpu-supply = <&reg_dcdc2>;
 66};
 67
 68&ehci0 {
 69	status = "okay";
 70};
 71
 72&i2c0 {
 73	axp209: pmic@34 {
 74		reg = <0x34>;
 75		interrupts = <0>;
 76	};
 77};
 78
 79&i2c1 {
 80	pcf8563: rtc@51 {
 81		compatible = "nxp,pcf8563";
 82		reg = <0x51>;
 83	};
 84};
 85
 86#include "axp209.dtsi"
 87
 88&mmc0 {
 89	pinctrl-names = "default";
 90	pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_q8>;
 91	vmmc-supply = <&reg_vcc3v0>;
 92	bus-width = <4>;
 93	cd-gpios = <&pio 6 0 GPIO_ACTIVE_HIGH>; /* PG0 */
 94	cd-inverted;
 95	status = "okay";
 96};
 97
 98&otg_sram {
 99	status = "okay";
100};
101
102&pio {
103	mmc0_cd_pin_q8: mmc0_cd_pin@0 {
104		allwinner,pins = "PG0";
105		allwinner,function = "gpio_in";
106		allwinner,drive = <SUN4I_PINCTRL_10_MA>;
107		allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
108	};
109
110	usb0_vbus_detect_pin: usb0_vbus_detect_pin@0 {
111		allwinner,pins = "PG1";
112		allwinner,function = "gpio_in";
113		allwinner,drive = <SUN4I_PINCTRL_10_MA>;
114		allwinner,pull = <SUN4I_PINCTRL_PULL_DOWN>;
115	};
116
117	usb0_id_detect_pin: usb0_id_detect_pin@0 {
118		allwinner,pins = "PG2";
119		allwinner,function = "gpio_in";
120		allwinner,drive = <SUN4I_PINCTRL_10_MA>;
121		allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
122	};
123
124	usb0_vbus_pin_a: usb0_vbus_pin@0 {
125		allwinner,pins = "PG12";
126		allwinner,function = "gpio_out";
127		allwinner,drive = <SUN4I_PINCTRL_10_MA>;
128		allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
129	};
130};
131
132&reg_dcdc2 {
133	regulator-always-on;
134	regulator-min-microvolt = <1000000>;
135	regulator-max-microvolt = <1500000>;
136	regulator-name = "vdd-cpu";
137};
138
139&reg_dcdc3 {
140	regulator-always-on;
141	regulator-min-microvolt = <1000000>;
142	regulator-max-microvolt = <1400000>;
143	regulator-name = "vdd-int-pll";
144};
145
146&reg_ldo1 {
147	regulator-name = "vdd-rtc";
148};
149
150&reg_ldo2 {
151	regulator-always-on;
152	regulator-min-microvolt = <3000000>;
153	regulator-max-microvolt = <3000000>;
154	regulator-name = "avcc";
155};
156
157&reg_usb0_vbus {
158	gpio = <&pio 6 12 GPIO_ACTIVE_HIGH>; /* PG12 */
159	status = "okay";
160};
161
162&uart1 {
163	pinctrl-names = "default";
164	pinctrl-0 = <&uart1_pins_b>;
165	status = "okay";
166};
167
168&usb_otg {
169	dr_mode = "otg";
170	status = "okay";
171};
172
173&usbphy {
174	pinctrl-names = "default";
175	pinctrl-0 = <&usb0_id_detect_pin>, <&usb0_vbus_detect_pin>;
176	usb0_id_det-gpio = <&pio 6 2 GPIO_ACTIVE_HIGH>; /* PG2 */
177	usb0_vbus_det-gpio = <&pio 6 1 GPIO_ACTIVE_HIGH>; /* PG1 */
178	usb0_vbus-supply = <&reg_usb0_vbus>;
179	status = "okay";
180};