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
 52/ {
 53	model = "Sinlinx SinA33";
 54	compatible = "sinlinx,sina33", "allwinner,sun8i-a33";
 55
 56	aliases {
 57		serial0 = &uart0;
 58	};
 59
 60	chosen {
 61		stdout-path = "serial0:115200n8";
 62	};
 63
 64	panel {
 65		compatible = "netron-dy,e231732";
 66		#address-cells = <1>;
 67		#size-cells = <0>;
 68
 69		port@0 {
 70			reg = <0>;
 71			#address-cells = <1>;
 72			#size-cells = <0>;
 73
 74			panel_input: endpoint@0 {
 75				reg = <0>;
 76				remote-endpoint = <&tcon0_out_panel>;
 77			};
 78		};
 79	};
 80};
 81
 82&codec {
 83	status = "okay";
 84};
 85
 86&cpu0 {
 87	cpu-supply = <&reg_dcdc3>;
 88};
 89
 90&cpu0_opp_table {
 91	opp-1104000000 {
 92		opp-hz = /bits/ 64 <1104000000>;
 93		opp-microvolt = <1320000>;
 94		clock-latency-ns = <244144>; /* 8 32k periods */
 95	};
 96
 97	opp-1200000000 {
 98		opp-hz = /bits/ 64 <1200000000>;
 99		opp-microvolt = <1320000>;
100		clock-latency-ns = <244144>; /* 8 32k periods */
101	};
102};
103
104&de {
105	status = "okay";
106};
107
108&dai {
109	status = "okay";
110};
111
112&ehci0 {
113	status = "okay";
114};
115
116&lradc {
117	vref-supply = <&reg_dcdc1>;
118	status = "okay";
119
120	button@200 {
121		label = "Volume Up";
122		linux,code = <KEY_VOLUMEUP>;
123		channel = <0>;
124		voltage = <191011>;
125	};
126
127	button@400 {
128		label = "Volume Down";
129		linux,code = <KEY_VOLUMEDOWN>;
130		channel = <0>;
131		voltage = <391304>;
132	};
133
134	button@600 {
135		label = "Home";
136		linux,code = <KEY_HOME>;
137		channel = <0>;
138		voltage = <600000>;
139	};
140};
141
142&mmc0 {
143	pinctrl-names = "default";
144	pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_sina33>;
145	vmmc-supply = <&reg_dcdc1>;
146	bus-width = <4>;
147	cd-gpios = <&pio 1 4 GPIO_ACTIVE_LOW>; /* PB4 */
148	status = "okay";
149};
150
151&mmc2 {
152	pinctrl-names = "default";
153	pinctrl-0 = <&mmc2_8bit_pins>;
154	vmmc-supply = <&reg_dcdc1>;
155	bus-width = <8>;
156	non-removable;
157	cap-mmc-hw-reset;
158	status = "okay";
159};
160
161&mmc2_8bit_pins {
162	/* Increase drive strength for DDR modes */
163	drive-strength = <40>;
164	/* eMMC is missing pull-ups */
165	bias-pull-up;
166};
167
168&ohci0 {
169	status = "okay";
170};
171
172&pio {
173	mmc0_cd_pin_sina33: mmc0_cd_pin@0 {
174		pins = "PB4";
175		function = "gpio_in";
176		bias-pull-up;
177	};
178};
179
180&r_rsb {
181	status = "okay";
182
183	axp22x: pmic@3a3 {
184		compatible = "x-powers,axp223";
185		reg = <0x3a3>;
186		interrupt-parent = <&nmi_intc>;
187		interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
188		eldoin-supply = <&reg_dcdc1>;
189	};
190};
191
192#include "axp223.dtsi"
193
194&ac_power_supply {
195	status = "okay";
196};
197
198&battery_power_supply {
199	status = "okay";
200};
201
202&reg_aldo1 {
203	regulator-always-on;
204	regulator-min-microvolt = <3000000>;
205	regulator-max-microvolt = <3000000>;
206	regulator-name = "vcc-io";
207};
208
209&reg_aldo2 {
210	regulator-always-on;
211	regulator-min-microvolt = <2350000>;
212	regulator-max-microvolt = <2650000>;
213	regulator-name = "vdd-dll";
214};
215
216&reg_aldo3 {
217	regulator-always-on;
218	regulator-min-microvolt = <2700000>;
219	regulator-max-microvolt = <3300000>;
220	regulator-name = "vcc-pll-avcc";
221};
222
223&reg_dc5ldo {
224	regulator-always-on;
225	regulator-min-microvolt = <900000>;
226	regulator-max-microvolt = <1400000>;
227	regulator-name = "vdd-cpus";
228};
229
230&reg_dcdc1 {
231	regulator-always-on;
232	regulator-min-microvolt = <3000000>;
233	regulator-max-microvolt = <3000000>;
234	regulator-name = "vcc-3v0";
235};
236
237&reg_dcdc2 {
238	regulator-always-on;
239	regulator-min-microvolt = <900000>;
240	regulator-max-microvolt = <1400000>;
241	regulator-name = "vdd-sys";
242};
243
244&reg_dcdc3 {
245	regulator-always-on;
246	regulator-min-microvolt = <900000>;
247	regulator-max-microvolt = <1400000>;
248	regulator-name = "vdd-cpu";
249};
250
251&reg_dcdc5 {
252	regulator-always-on;
253	regulator-min-microvolt = <1500000>;
254	regulator-max-microvolt = <1500000>;
255	regulator-name = "vcc-dram";
256};
257
258&reg_rtc_ldo {
259	regulator-name = "vcc-rtc";
260};
261
262&sound {
263	status = "okay";
264};
265
266&tcon0 {
267	pinctrl-names = "default";
268	pinctrl-0 = <&lcd_rgb666_pins>;
269	status = "okay";
270};
271
272&tcon0_out {
273	tcon0_out_panel: endpoint@0 {
274		reg = <0>;
275		remote-endpoint = <&panel_input>;
276	};
277};
278
279&uart0 {
280	pinctrl-names = "default";
281	pinctrl-0 = <&uart0_pins_b>;
282	status = "okay";
283};
284
285&usb_otg {
286	dr_mode = "peripheral";
287	status = "okay";
288};
289
290&usbphy {
291	status = "okay";
292	usb1_vbus-supply = <&reg_vcc5v0>; /* USB1 VBUS is always on */
293};