Home | History | Annotate | Line # | Download | only in dts 
      1 /*
      2  * Copyright 2016 Quentin Schulz
      3  *
      4  * Quentin Schulz <quentin.schulz (at) free-electrons.com>
      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 = "Allwinner R16 EVB (Parrot)";
     54 	compatible = "allwinner,parrot", "allwinner,sun8i-a33";
     55 
     56 	aliases {
     57 		serial0 = &uart0;
     58 	};
     59 
     60 	chosen {
     61 		stdout-path = "serial0:115200n8";
     62 	};
     63 
     64 	leds {
     65 		compatible = "gpio-leds";
     66 
     67 		led-1 {
     68 			label = "parrot:led1:usr";
     69 			gpios = <&pio 4 17 GPIO_ACTIVE_HIGH>; /* PE17 */
     70 		};
     71 
     72 		led-2 {
     73 			label = "parrot:led2:usr";
     74 			gpios = <&pio 4 16 GPIO_ACTIVE_HIGH>; /* PE16 */
     75 		};
     76 	};
     77 
     78 	wifi_pwrseq: wifi_pwrseq {
     79 		compatible = "mmc-pwrseq-simple";
     80 		reset-gpios = <&r_pio 0 6 GPIO_ACTIVE_LOW>; /* PL06 */
     81 	};
     82 
     83 };
     84 
     85 &codec {
     86 	status = "okay";
     87 };
     88 
     89 &dai {
     90 	status = "okay";
     91 };
     92 
     93 &ehci0 {
     94 	status = "okay";
     95 };
     96 
     97 &i2c1 {
     98 	status = "okay";
     99 
    100 	/*
    101 	 * FIXME: An as-yet-unknown accelerometer is connected to this
    102 	 * i2c bus.
    103 	 */
    104 };
    105 
    106 &lradc {
    107 	vref-supply = <&reg_aldo3>;
    108 	status = "okay";
    109 
    110 	button-190 {
    111 		label = "V+";
    112 		linux,code = <KEY_VOLUMEUP>;
    113 		channel = <0>;
    114 		voltage = <190000>;
    115 	};
    116 
    117 	button-390 {
    118 		label = "V-";
    119 		linux,code = <KEY_VOLUMEDOWN>;
    120 		channel = <0>;
    121 		voltage = <390000>;
    122 	};
    123 
    124 };
    125 
    126 &mmc0 {
    127 	vmmc-supply = <&reg_dcdc1>;
    128 	cd-gpios = <&pio 3 14 GPIO_ACTIVE_LOW>; /* PD14 */
    129 	bus-width = <4>;
    130 	status = "okay";
    131 };
    132 
    133 &mmc1 {
    134 	pinctrl-names = "default";
    135 	pinctrl-0 = <&mmc1_pg_pins>;
    136 	vmmc-supply = <&reg_aldo1>;
    137 	mmc-pwrseq = <&wifi_pwrseq>;
    138 	bus-width = <4>;
    139 	non-removable;
    140 	status = "okay";
    141 };
    142 
    143 &mmc2 {
    144 	pinctrl-names = "default";
    145 	pinctrl-0 = <&mmc2_8bit_pins>;
    146 	vmmc-supply = <&reg_dcdc1>;
    147 	bus-width = <8>;
    148 	non-removable;
    149 	cap-mmc-hw-reset;
    150 	status = "okay";
    151 };
    152 
    153 &mmc2_8bit_pins {
    154 	drive-strength = <40>;
    155 };
    156 
    157 &ohci0 {
    158 	status = "okay";
    159 };
    160 
    161 &r_rsb {
    162 	status = "okay";
    163 
    164 	axp22x: pmic@3a3 {
    165 		compatible = "x-powers,axp223";
    166 		reg = <0x3a3>;
    167 		interrupt-parent = <&r_intc>;
    168 		interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_LOW>;
    169 		drivevbus-supply = <&reg_vcc5v0>;
    170 		x-powers,drive-vbus-en;
    171 	};
    172 };
    173 
    174 #include "axp223.dtsi"
    175 
    176 &reg_aldo1 {
    177 	regulator-always-on;
    178 	regulator-min-microvolt = <3000000>;
    179 	regulator-max-microvolt = <3000000>;
    180 	regulator-name = "vcc-io";
    181 };
    182 
    183 &reg_aldo2 {
    184 	regulator-always-on;
    185 	regulator-min-microvolt = <2350000>;
    186 	regulator-max-microvolt = <2650000>;
    187 	regulator-name = "vdd-dll";
    188 };
    189 
    190 &reg_aldo3 {
    191 	regulator-always-on;
    192 	regulator-min-microvolt = <2700000>;
    193 	regulator-max-microvolt = <3300000>;
    194 	regulator-name = "vcc-pll-avcc";
    195 };
    196 
    197 &reg_dc5ldo {
    198 	regulator-always-on;
    199 	regulator-min-microvolt = <900000>;
    200 	regulator-max-microvolt = <1400000>;
    201 	regulator-name = "vdd-cpus";
    202 };
    203 
    204 &reg_dcdc1 {
    205 	regulator-always-on;
    206 	regulator-min-microvolt = <3000000>;
    207 	regulator-max-microvolt = <3000000>;
    208 	regulator-name = "vcc-3v0";
    209 };
    210 
    211 &reg_dcdc2 {
    212 	regulator-always-on;
    213 	regulator-min-microvolt = <900000>;
    214 	regulator-max-microvolt = <1400000>;
    215 	regulator-name = "vdd-sys";
    216 };
    217 
    218 &reg_dcdc3 {
    219 	regulator-always-on;
    220 	regulator-min-microvolt = <900000>;
    221 	regulator-max-microvolt = <1400000>;
    222 	regulator-name = "vdd-cpu";
    223 };
    224 
    225 &reg_dcdc5 {
    226 	regulator-always-on;
    227 	regulator-min-microvolt = <1500000>;
    228 	regulator-max-microvolt = <1500000>;
    229 	regulator-name = "vcc-dram";
    230 };
    231 
    232 &reg_dldo1 {
    233 	/*
    234 	 * TODO: WiFi chip needs dldo1 AND dldo2 to be on to be powered.
    235 	 * Remove next line once it is possible to sync two regulators.
    236 	 */
    237 	regulator-always-on;
    238 	regulator-min-microvolt = <3300000>;
    239 	regulator-max-microvolt = <3300000>;
    240 	regulator-name = "vcc-wifi0";
    241 };
    242 
    243 &reg_dldo2 {
    244 	/*
    245 	 * TODO: WiFi chip needs dldo1 AND dldo2 to be on to be powered.
    246 	 * Remove next line once it is possible to sync two regulators.
    247 	 */
    248 	regulator-always-on;
    249 	regulator-min-microvolt = <3300000>;
    250 	regulator-max-microvolt = <3300000>;
    251 	regulator-name = "vcc-wifi1";
    252 };
    253 
    254 &reg_dldo3 {
    255 	regulator-min-microvolt = <3000000>;
    256 	regulator-max-microvolt = <3000000>;
    257 	regulator-name = "vcc-3v0-csi";
    258 };
    259 
    260 &reg_drivevbus {
    261 	regulator-name = "usb0-vbus";
    262 	status = "okay";
    263 };
    264 
    265 &reg_eldo1 {
    266 	regulator-min-microvolt = <1200000>;
    267 	regulator-max-microvolt = <1200000>;
    268 	regulator-name = "vcc-1v2-hsic";
    269 };
    270 
    271 &reg_eldo2 {
    272 	regulator-min-microvolt = <3000000>;
    273 	regulator-max-microvolt = <3000000>;
    274 	regulator-name = "vcc-dsp";
    275 };
    276 
    277 &reg_eldo3 {
    278 	regulator-min-microvolt = <3000000>;
    279 	regulator-max-microvolt = <3000000>;
    280 	regulator-name = "eldo3";
    281 };
    282 
    283 &reg_usb1_vbus {
    284 	gpio = <&pio 3 12 GPIO_ACTIVE_HIGH>; /* PD12 */
    285 	status = "okay";
    286 };
    287 
    288 &sound {
    289 	status = "okay";
    290 };
    291 
    292 &uart0 {
    293 	pinctrl-names = "default";
    294 	pinctrl-0 = <&uart0_pb_pins>;
    295 	status = "okay";
    296 };
    297 
    298 &usb_otg {
    299 	dr_mode = "otg";
    300 	status = "okay";
    301 };
    302 
    303 &usb_power_supply {
    304 	status = "okay";
    305 };
    306 
    307 &usbphy {
    308 	status = "okay";
    309 	usb0_vbus-supply = <&reg_drivevbus>;
    310 	usb0_id_det-gpios = <&pio 3 10 (GPIO_ACTIVE_HIGH | GPIO_PULL_UP)>; /* PD10 */
    311 	usb0_vbus_power-supply = <&usb_power_supply>;
    312 	usb1_vbus-supply = <&reg_usb1_vbus>;
    313 };
    314