1/*
  2 * Copyright 2014 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
 43/dts-v1/;
 44#include "sun6i-a31.dtsi"
 45#include "sunxi-common-regulators.dtsi"
 46
 47#include <dt-bindings/gpio/gpio.h>
 48
 49/ {
 50	model = "Mele M9 top set box";
 51	compatible = "mele,m9", "allwinner,sun6i-a31";
 52
 53	aliases {
 54		serial0 = &uart0;
 55	};
 56
 57	chosen {
 58		stdout-path = "serial0:115200n8";
 59	};
 60
 61	leds {
 62		compatible = "gpio-leds";
 63		pinctrl-names = "default";
 64		pinctrl-0 = <&led_pins_m9>;
 65
 66		blue {
 67			label = "m9:blue:pwr";
 68			gpios = <&pio 7 13 GPIO_ACTIVE_HIGH>;
 69			default-state = "on";
 70		};
 71	};
 72};
 73
 74&cpu0 {
 75	cpu-supply = <&reg_dcdc3>;
 76};
 77
 78&ehci0 {
 79	status = "okay";
 80};
 81
 82&ehci1 {
 83	status = "okay";
 84};
 85
 86&gmac {
 87	pinctrl-names = "default";
 88	pinctrl-0 = <&gmac_pins_mii_a>;
 89	phy = <&phy1>;
 90	phy-mode = "mii";
 91	phy-supply = <&reg_dldo1>;
 92	status = "okay";
 93
 94	phy1: ethernet-phy@1 {
 95		reg = <1>;
 96	};
 97};
 98
 99&ir {
100	pinctrl-names = "default";
101	pinctrl-0 = <&ir_pins_a>;
102	status = "okay";
103};
104
105&mmc0 {
106	pinctrl-names = "default";
107	pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_m9>;
108	vmmc-supply = <&reg_dcdc1>;
109	bus-width = <4>;
110	cd-gpios = <&pio 7 22 GPIO_ACTIVE_LOW>; /* PH22 */
111	status = "okay";
112};
113
114&p2wi {
115	status = "okay";
116
117	axp22x: pmic@68 {
118		compatible = "x-powers,axp221";
119		reg = <0x68>;
120		interrupt-parent = <&nmi_intc>;
121		interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
122	};
123};
124
125#include "axp22x.dtsi"
126
127&pio {
128	led_pins_m9: led_pins@0 {
129		pins = "PH13";
130		function = "gpio_out";
131	};
132
133	mmc0_cd_pin_m9: mmc0_cd_pin@0 {
134		pins = "PH22";
135		function = "gpio_in";
136		bias-pull-up;
137	};
138
139	usb1_vbus_pin_m9: usb1_vbus_pin@0 {
140		pins = "PC27";
141		function = "gpio_out";
142	};
143};
144
145&reg_aldo1 {
146	regulator-min-microvolt = <3300000>;
147	regulator-max-microvolt = <3300000>;
148	regulator-name = "vcc-wifi";
149};
150
151&reg_aldo3 {
152	regulator-always-on;
153	regulator-min-microvolt = <2700000>;
154	regulator-max-microvolt = <3300000>;
155	regulator-name = "avcc";
156};
157
158&reg_dc5ldo {
159	regulator-always-on;
160	regulator-min-microvolt = <700000>;
161	regulator-max-microvolt = <1320000>;
162	regulator-name = "vdd-cpus"; /* This is an educated guess */
163};
164
165&reg_dcdc1 {
166	regulator-always-on;
167	regulator-min-microvolt = <3300000>;
168	regulator-max-microvolt = <3300000>;
169	regulator-name = "vcc-3v3";
170};
171
172&reg_dcdc2 {
173	regulator-min-microvolt = <700000>;
174	regulator-max-microvolt = <1320000>;
175	regulator-name = "vdd-gpu";
176};
177
178&reg_dcdc3 {
179	regulator-always-on;
180	regulator-min-microvolt = <700000>;
181	regulator-max-microvolt = <1320000>;
182	regulator-name = "vdd-cpu";
183};
184
185&reg_dcdc4 {
186	regulator-always-on;
187	regulator-min-microvolt = <700000>;
188	regulator-max-microvolt = <1320000>;
189	regulator-name = "vdd-sys-dll";
190};
191
192&reg_dcdc5 {
193	regulator-always-on;
194	regulator-min-microvolt = <1500000>;
195	regulator-max-microvolt = <1500000>;
196	regulator-name = "vcc-dram";
197};
198
199&reg_dldo1 {
200	regulator-min-microvolt = <3300000>;
201	regulator-max-microvolt = <3300000>;
202	regulator-name = "vcc-ethernet-phy";
203};
204
205/*
206 * Both reg_usb1_vbus and reg_dldo4 need to be on for the hub attached
207 * to usb1 to work, and we can list only one usb1_vbus-supply, so dldo4 is
208 * marked as regulator-always-on.
209 */
210&reg_dldo4 {
211	regulator-always-on;
212	regulator-min-microvolt = <3300000>;
213	regulator-max-microvolt = <3300000>;
214	regulator-name = "vcc-usb-hub";
215};
216
217&reg_usb1_vbus {
218	pinctrl-names = "default";
219	pinctrl-0 = <&usb1_vbus_pin_m9>;
220	gpio = <&pio 2 27 GPIO_ACTIVE_HIGH>;
221	status = "okay";
222};
223
224&uart0 {
225	pinctrl-names = "default";
226	pinctrl-0 = <&uart0_pins_a>;
227	status = "okay";
228};
229
230&usbphy {
231	usb1_vbus-supply = <&reg_usb1_vbus>;
232	usb2_vbus-supply = <&reg_aldo1>;
233	status = "okay";
234};