2 * Copyright 2016 Free Electrons
3 * Copyright 2016 NextThing Co
5 * Maxime Ripard <maxime.ripard@free-electrons.com>
7 * This file is dual-licensed: you can use it either under the terms
8 * of the GPL or the X11 license, at your option. Note that this dual
9 * licensing only applies to this file, and not this project as a
12 * a) This file is free software; you can redistribute it and/or
13 * modify it under the terms of the GNU General Public License as
14 * published by the Free Software Foundation; either version 2 of the
15 * License, or (at your option) any later version.
17 * This file is distributed in the hope that it will be useful,
18 * but WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 * GNU General Public License for more details.
24 * b) Permission is hereby granted, free of charge, to any person
25 * obtaining a copy of this software and associated documentation
26 * files (the "Software"), to deal in the Software without
27 * restriction, including without limitation the rights to use,
28 * copy, modify, merge, publish, distribute, sublicense, and/or
29 * sell copies of the Software, and to permit persons to whom the
30 * Software is furnished to do so, subject to the following
33 * The above copyright notice and this permission notice shall be
34 * included in all copies or substantial portions of the Software.
36 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
37 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
38 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
39 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
40 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
41 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
42 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
43 * OTHER DEALINGS IN THE SOFTWARE.
47 #include "sun5i-gr8.dtsi"
48 #include "sunxi-common-regulators.dtsi"
50 #include <dt-bindings/gpio/gpio.h>
51 #include <dt-bindings/input/input.h>
52 #include <dt-bindings/interrupt-controller/irq.h>
55 model = "NextThing C.H.I.P. Pro";
56 compatible = "nextthing,chip-pro", "nextthing,gr8";
67 stdout-path = "serial0:115200n8";
71 compatible = "gpio-leds";
74 label = "chip-pro:white:status";
75 gpios = <&axp_gpio 2 GPIO_ACTIVE_HIGH>;
80 mmc0_pwrseq: mmc0_pwrseq {
81 compatible = "mmc-pwrseq-simple";
82 pinctrl-names = "default";
83 pinctrl-0 = <&wifi_reg_on_pin_chip_pro>;
84 reset-gpios = <&pio 1 10 GPIO_ACTIVE_LOW>; /* PB10 */
97 pinctrl-names = "default";
98 pinctrl-0 = <&i2c0_pins_a>;
105 * The interrupt is routed through the "External Fast
106 * Interrupt Request" pin (ball G13 of the module)
107 * directly to the main interrupt controller, without
108 * any other controller interfering.
114 #include "axp209.dtsi"
117 pinctrl-names = "default";
118 pinctrl-0 = <&i2c1_pins_a>;
123 pinctrl-names = "default";
124 pinctrl-0 = <&i2s0_mclk_pins_a>, <&i2s0_data_pins_a>;
129 pinctrl-names = "default";
130 pinctrl-0 = <&mmc0_pins_a>;
131 vmmc-supply = <®_vcc3v3>;
132 mmc-pwrseq = <&mmc0_pwrseq>;
139 pinctrl-names = "default";
140 pinctrl-0 = <&nand_pins_a &nand_cs0_pins_a &nand_rb0_pins_a>;
144 #address-cells = <2>;
148 nand-ecc-mode = "hw";
161 usb0_id_pin_chip_pro: usb0-id-pin@0 {
162 allwinner,pins = "PG2";
163 allwinner,function = "gpio_in";
164 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
165 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
168 wifi_reg_on_pin_chip_pro: wifi-reg-on-pin@0 {
169 allwinner,pins = "PB10";
170 allwinner,function = "gpio_out";
171 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
172 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
177 pinctrl-names = "default";
178 pinctrl-0 = <&pwm0_pins_a>, <&pwm1_pins>;
183 regulator-min-microvolt = <1000000>;
184 regulator-max-microvolt = <1400000>;
185 regulator-name = "vdd-cpu";
190 regulator-min-microvolt = <1000000>;
191 regulator-max-microvolt = <1300000>;
192 regulator-name = "vdd-sys";
197 regulator-name = "vdd-rtc";
201 regulator-min-microvolt = <2700000>;
202 regulator-max-microvolt = <3300000>;
203 regulator-name = "avcc";
208 * Both LDO3 and LDO4 are used in parallel to power up the
212 regulator-min-microvolt = <3300000>;
213 regulator-max-microvolt = <3300000>;
214 regulator-name = "vcc-wifi-1";
219 regulator-min-microvolt = <3300000>;
220 regulator-max-microvolt = <3300000>;
221 regulator-name = "vcc-wifi-2";
226 pinctrl-names = "default";
227 pinctrl-0 = <&uart1_pins_a>, <&uart1_cts_rts_pins_a>;
232 pinctrl-names = "default";
233 pinctrl-0 = <&uart2_pins_a>, <&uart2_cts_rts_pins_a>;
238 pinctrl-names = "default";
239 pinctrl-0 = <&uart3_pins_a>, <&uart3_cts_rts_pins_a>;
245 * The CHIP Pro doesn't have a controllable VBUS, nor does it
246 * have any 5v rail on the board itself.
248 * If one wants to use it as a true OTG port, it should be
249 * done in the baseboard, and its DT / overlay will add it.
260 pinctrl-names = "default";
261 pinctrl-0 = <&usb0_id_pin_chip_pro>;
262 usb0_id_det-gpio = <&pio 6 2 GPIO_ACTIVE_HIGH>; /* PG2 */
263 usb0_vbus_power-supply = <&usb_power_supply>;
264 usb1_vbus-supply = <®_vcc5v0>;