1/*
2 * Copyright 2015 Chen-Yu Tsai
3 *
4 * Chen-Yu Tsai <wens@csie.org>
5 *
6 * This file is dual-licensed: you can use it either under the terms
7 * of the GPL or the X11 license, at your option. Note that this dual
8 * licensing only applies to this file, and not this project as a
9 * whole.
10 *
11 *  a) This file is free software; you can redistribute it and/or
12 *     modify it under the terms of the GNU General Public License as
13 *     published by the Free Software Foundation; either version 2 of the
14 *     License, or (at your option) any later version.
15 *
16 *     This file is distributed in the hope that it will be useful,
17 *     but WITHOUT ANY WARRANTY; without even the implied warranty of
18 *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
19 *     GNU General Public License for more details.
20 *
21 * Or, alternatively,
22 *
23 *  b) Permission is hereby granted, free of charge, to any person
24 *     obtaining a copy of this software and associated documentation
25 *     files (the "Software"), to deal in the Software without
26 *     restriction, including without limitation the rights to use,
27 *     copy, modify, merge, publish, distribute, sublicense, and/or
28 *     sell copies of the Software, and to permit persons to whom the
29 *     Software is furnished to do so, subject to the following
30 *     conditions:
31 *
32 *     The above copyright notice and this permission notice shall be
33 *     included in all copies or substantial portions of the Software.
34 *
35 *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
36 *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
37 *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
38 *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
39 *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
40 *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
41 *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
42 *     OTHER DEALINGS IN THE SOFTWARE.
43 */
44
45/dts-v1/;
46#include "sun8i-a33.dtsi"
47#include "sunxi-common-regulators.dtsi"
48
49#include <dt-bindings/gpio/gpio.h>
50#include <dt-bindings/input/input.h>
51#include <dt-bindings/pinctrl/sun4i-a10.h>
52
53/ {
54	model = "Sinlinx SinA33";
55	compatible = "sinlinx,sina33", "allwinner,sun8i-a33";
56
57	aliases {
58		serial0 = &uart0;
59	};
60
61	chosen {
62		stdout-path = "serial0:115200n8";
63	};
64};
65
66&ehci0 {
67	status = "okay";
68};
69
70&lradc {
71	vref-supply = <&reg_dcdc1>;
72	status = "okay";
73
74	button@200 {
75		label = "Volume Up";
76		linux,code = <KEY_VOLUMEUP>;
77		channel = <0>;
78		voltage = <191011>;
79	};
80
81	button@400 {
82		label = "Volume Down";
83		linux,code = <KEY_VOLUMEDOWN>;
84		channel = <0>;
85		voltage = <391304>;
86	};
87
88	button@600 {
89		label = "Home";
90		linux,code = <KEY_HOME>;
91		channel = <0>;
92		voltage = <600000>;
93	};
94};
95
96&mmc0 {
97	pinctrl-names = "default";
98	pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_sina33>;
99	vmmc-supply = <&reg_dcdc1>;
100	bus-width = <4>;
101	cd-gpios = <&pio 1 4 GPIO_ACTIVE_HIGH>; /* PB4 */
102	cd-inverted;
103	status = "okay";
104};
105
106&mmc2 {
107	pinctrl-names = "default";
108	pinctrl-0 = <&mmc2_8bit_pins>;
109	vmmc-supply = <&reg_dcdc1>;
110	bus-width = <8>;
111	non-removable;
112	cap-mmc-hw-reset;
113	status = "okay";
114};
115
116&mmc2_8bit_pins {
117	/* Increase drive strength for DDR modes */
118	allwinner,drive = <SUN4I_PINCTRL_40_MA>;
119	/* eMMC is missing pull-ups */
120	allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
121};
122
123&ohci0 {
124	status = "okay";
125};
126
127&pio {
128	mmc0_cd_pin_sina33: mmc0_cd_pin@0 {
129		allwinner,pins = "PB4";
130		allwinner,function = "gpio_in";
131		allwinner,drive = <SUN4I_PINCTRL_10_MA>;
132		allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
133	};
134};
135
136&r_rsb {
137	status = "okay";
138
139	axp22x: pmic@3a3 {
140		compatible = "x-powers,axp223";
141		reg = <0x3a3>;
142		interrupt-parent = <&nmi_intc>;
143		interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
144		eldoin-supply = <&reg_dcdc1>;
145	};
146};
147
148#include "axp22x.dtsi"
149
150&reg_aldo1 {
151	regulator-always-on;
152	regulator-min-microvolt = <3000000>;
153	regulator-max-microvolt = <3000000>;
154	regulator-name = "vcc-io";
155};
156
157&reg_aldo2 {
158	regulator-always-on;
159	regulator-min-microvolt = <2350000>;
160	regulator-max-microvolt = <2650000>;
161	regulator-name = "vdd-dll";
162};
163
164&reg_aldo3 {
165	regulator-always-on;
166	regulator-min-microvolt = <2700000>;
167	regulator-max-microvolt = <3300000>;
168	regulator-name = "vcc-pll-avcc";
169};
170
171&reg_dc5ldo {
172	regulator-always-on;
173	regulator-min-microvolt = <900000>;
174	regulator-max-microvolt = <1400000>;
175	regulator-name = "vdd-cpus";
176};
177
178&reg_dcdc1 {
179	regulator-always-on;
180	regulator-min-microvolt = <3000000>;
181	regulator-max-microvolt = <3000000>;
182	regulator-name = "vcc-3v0";
183};
184
185&reg_dcdc2 {
186	regulator-always-on;
187	regulator-min-microvolt = <900000>;
188	regulator-max-microvolt = <1400000>;
189	regulator-name = "vdd-sys";
190};
191
192&reg_dcdc3 {
193	regulator-always-on;
194	regulator-min-microvolt = <900000>;
195	regulator-max-microvolt = <1400000>;
196	regulator-name = "vdd-cpu";
197};
198
199&reg_dcdc5 {
200	regulator-always-on;
201	regulator-min-microvolt = <1500000>;
202	regulator-max-microvolt = <1500000>;
203	regulator-name = "vcc-dram";
204};
205
206&reg_rtc_ldo {
207	regulator-name = "vcc-rtc";
208};
209
210&uart0 {
211	pinctrl-names = "default";
212	pinctrl-0 = <&uart0_pins_b>;
213	status = "okay";
214};
215
216&usbphy {
217	status = "okay";
218	usb1_vbus-supply = <&reg_vcc5v0>; /* USB1 VBUS is always on */
219};
220