1/*
  2 * Copyright 2015 Lawrence Yu <lyu@micile.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 "sun6i-a31s.dtsi"
 45#include "sunxi-common-regulators.dtsi"
 46
 47#include <dt-bindings/gpio/gpio.h>
 48
 49/ {
 50	model = "Yones TopTech BS1078 v2 Tablet";
 51	compatible = "yones-toptech,bs1078-v2", "allwinner,sun6i-a31s";
 52
 53	aliases {
 54		serial0 = &uart0;
 55		i2c1 = &i2c1;
 56		i2c2 = &i2c2;
 57	};
 58
 59	chosen {
 60		stdout-path = "serial0:115200n8";
 61	};
 62};
 63
 64&i2c1 {
 65	status = "okay";
 66};
 67
 68&i2c2 {
 69	status = "okay";
 70};
 71
 72&ehci0 {
 73	status = "okay";
 74};
 75
 76&ehci1 {
 77	status = "okay";
 78};
 79
 80&ohci0 {
 81	status = "okay";
 82};
 83
 84&ohci1 {
 85	status = "okay";
 86};
 87
 88&mmc0 {
 89	vmmc-supply = <&reg_vcc3v0>;
 90	bus-width = <4>;
 91	cd-gpios = <&pio 0 8 GPIO_ACTIVE_LOW>; /* PA8 */
 92	status = "okay";
 93};
 94
 95&p2wi {
 96	status = "okay";
 97
 98	axp22x: pmic@68 {
 99		compatible = "x-powers,axp221";
100		reg = <0x68>;
101		interrupt-parent = <&r_intc>;
102		interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_LOW>;
103	};
104};
105
106#include "axp22x.dtsi"
107
108&reg_aldo3 {
109	regulator-always-on;
110	regulator-min-microvolt = <2700000>;
111	regulator-max-microvolt = <3300000>;
112	regulator-name = "avcc";
113};
114
115&reg_dc1sw {
116	regulator-name = "vcc-lcd-usb2";
117};
118
119&reg_dc5ldo {
120	regulator-min-microvolt = <700000>;
121	regulator-max-microvolt = <1320000>;
122	regulator-name = "vdd-cpus";
123};
124
125&reg_dcdc1 {
126	regulator-always-on;
127	regulator-min-microvolt = <3000000>;
128	regulator-max-microvolt = <3000000>;
129	regulator-name = "vcc-3v0";
130};
131
132&reg_dcdc2 {
133	regulator-min-microvolt = <700000>;
134	regulator-max-microvolt = <1320000>;
135	regulator-name = "vdd-gpu";
136};
137
138&reg_dcdc3 {
139	regulator-always-on;
140	regulator-min-microvolt = <700000>;
141	regulator-max-microvolt = <1320000>;
142	regulator-name = "vdd-cpu";
143};
144
145&reg_dcdc4 {
146	regulator-always-on;
147	regulator-min-microvolt = <700000>;
148	regulator-max-microvolt = <1320000>;
149	regulator-name = "vdd-sys-dll";
150};
151
152&reg_dcdc5 {
153	regulator-always-on;
154	regulator-min-microvolt = <1500000>;
155	regulator-max-microvolt = <1500000>;
156	regulator-name = "vcc-dram";
157};
158
159&reg_dldo1 {
160	regulator-min-microvolt = <3300000>;
161	regulator-max-microvolt = <3300000>;
162	regulator-name = "vcc-wifi";
163};
164
165/* Voltage source for I2C pullup resistors for I2C Bus 0 */
166&reg_dldo3 {
167	regulator-min-microvolt = <2800000>;
168	regulator-max-microvolt = <2800000>;
169	regulator-name = "vddio-csi";
170};
171
172&uart0 {
173	pinctrl-names = "default";
174	pinctrl-0 = <&uart0_ph_pins>;
175	status = "okay";
176};
177
178&usbphy {
179	usb1_vbus-supply = <&reg_dldo1>;
180	usb2_vbus-supply = <&reg_dc1sw>;
181	status = "okay";
182};