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#include <dt-bindings/pinctrl/sun4i-a10.h>
49
50/ {
51	model = "Yones TopTech BS1078 v2 Tablet";
52	compatible = "yones-toptech,bs1078-v2", "allwinner,sun6i-a31s";
53
54	aliases {
55		serial0 = &uart0;
56		i2c1 = &i2c1;
57		i2c2 = &i2c2;
58	};
59
60	chosen {
61		stdout-path = "serial0:115200n8";
62	};
63};
64
65&i2c1 {
66	pinctrl-names = "default";
67	pinctrl-0 = <&i2c1_pins_a>;
68	status = "okay";
69};
70
71&i2c2 {
72	pinctrl-names = "default";
73	pinctrl-0 = <&i2c2_pins_a>;
74	status = "okay";
75};
76
77&ehci0 {
78	status = "okay";
79};
80
81&ehci1 {
82	status = "okay";
83};
84
85&ohci0 {
86	status = "okay";
87};
88
89&ohci1 {
90	status = "okay";
91};
92
93&pio {
94	mmc0_cd_pin_bs1078v2: mmc0_cd_pin@0 {
95		allwinner,pins = "PA8";
96		allwinner,function = "gpio_in";
97		allwinner,drive = <SUN4I_PINCTRL_10_MA>;
98		allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
99	};
100};
101
102&mmc0 {
103	pinctrl-names = "default";
104	pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_bs1078v2>;
105	vmmc-supply = <&reg_vcc3v0>;
106	bus-width = <4>;
107	cd-gpios = <&pio 0 8 GPIO_ACTIVE_HIGH>; /* PA8 */
108	cd-inverted;
109	status = "okay";
110};
111
112&mmc0_pins_a {
113	allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
114};
115
116&p2wi {
117	status = "okay";
118
119	axp22x: pmic@68 {
120		compatible = "x-powers,axp221";
121		reg = <0x68>;
122		interrupt-parent = <&nmi_intc>;
123		interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
124	};
125};
126
127#include "axp22x.dtsi"
128
129&reg_aldo3 {
130	regulator-always-on;
131	regulator-min-microvolt = <2700000>;
132	regulator-max-microvolt = <3300000>;
133	regulator-name = "avcc";
134};
135
136&reg_dc1sw {
137	regulator-name = "vcc-lcd-usb2";
138};
139
140&reg_dc5ldo {
141	regulator-min-microvolt = <700000>;
142	regulator-max-microvolt = <1320000>;
143	regulator-name = "vdd-cpus";
144};
145
146&reg_dcdc1 {
147	regulator-always-on;
148	regulator-min-microvolt = <3000000>;
149	regulator-max-microvolt = <3000000>;
150	regulator-name = "vcc-3v0";
151};
152
153&reg_dcdc2 {
154	regulator-min-microvolt = <700000>;
155	regulator-max-microvolt = <1320000>;
156	regulator-name = "vdd-gpu";
157};
158
159&reg_dcdc3 {
160	regulator-always-on;
161	regulator-min-microvolt = <700000>;
162	regulator-max-microvolt = <1320000>;
163	regulator-name = "vdd-cpu";
164};
165
166&reg_dcdc4 {
167	regulator-always-on;
168	regulator-min-microvolt = <700000>;
169	regulator-max-microvolt = <1320000>;
170	regulator-name = "vdd-sys-dll";
171};
172
173&reg_dcdc5 {
174	regulator-always-on;
175	regulator-min-microvolt = <1500000>;
176	regulator-max-microvolt = <1500000>;
177	regulator-name = "vcc-dram";
178};
179
180&reg_dldo1 {
181	regulator-min-microvolt = <3300000>;
182	regulator-max-microvolt = <3300000>;
183	regulator-name = "vcc-wifi";
184};
185
186/* Voltage source for I2C pullup resistors for I2C Bus 0 */
187&reg_dldo3 {
188	regulator-min-microvolt = <2800000>;
189	regulator-max-microvolt = <2800000>;
190	regulator-name = "vddio-csi";
191};
192
193&uart0 {
194	pinctrl-names = "default";
195	pinctrl-0 = <&uart0_pins_a>;
196	status = "okay";
197};
198
199&usbphy {
200	usb1_vbus-supply = <&reg_dldo1>;
201	usb2_vbus-supply = <&reg_dc1sw>;
202	status = "okay";
203};
204