arch/arm/boot/dts/sun8i-a33-olinuxino.dts

   1 /*
   2  * Copyright 2016 - Stefan Mavrodiev <stefan.mavrodiev@gmail.com>
   3  *                  Olimex LTD. <support@olimex.com>
   4  *
   5  * This file is dual-licensed: you can use it either under the terms
   6  * of the GPL or the X11 license, at your option. Note that this dual
   7  * licensing only applies to this file, and not this project as a
   8  * whole.
   9  *
  10  *  a) This file is free software; you can redistribute it and/or
  11  *     modify it under the terms of the GNU General Public License as
  12  *     published by the Free Software Foundation; either version 2 of the
  13  *     License, or (at your option) any later version.
  14  *
  15  *     This file is distributed in the hope that it will be useful,
  16  *     but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  *     GNU General Public License for more details.
  19  *
  20  * Or, alternatively,
  21  *
  22  *  b) Permission is hereby granted, free of charge, to any person
  23  *     obtaining a copy of this software and associated documentation
  24  *     files (the "Software"), to deal in the Software without
  25  *     restriction, including without limitation the rights to use,
  26  *     copy, modify, merge, publish, distribute, sublicense, and/or
  27  *     sell copies of the Software, and to permit persons to whom the
  28  *     Software is furnished to do so, subject to the following
  29  *     conditions:
  30  *
  31  *     The above copyright notice and this permission notice shall be
  32  *     included in all copies or substantial portions of the Software.
  33  *
  34  *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  35  *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
  36  *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  37  *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
  38  *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
  39  *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  40  *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  41  *     OTHER DEALINGS IN THE SOFTWARE.
  42  */
  43
  44 /dts-v1/;
  45 #include "sun8i-a33.dtsi"
  46 #include "sunxi-common-regulators.dtsi"
  47
  48 #include <dt-bindings/gpio/gpio.h>
  49 #include <dt-bindings/input/input.h>
  50
  51 / {
  52         model = "Olimex A33-OLinuXino";
  53         compatible = "olimex,a33-olinuxino","allwinner,sun8i-a33";
  54
  55         aliases {
  56                 serial0 = &uart0;
  57         };
  58
  59         chosen {
  60                 stdout-path = "serial0:115200n8";
  61         };
  62
  63         leds {
  64                 compatible = "gpio-leds";
  65                 pinctrl-names = "default";
  66                 pinctrl-0 = <&led_pin_olinuxino>;
  67
  68                 green {
  69                         label = "a33-olinuxino:green:usr";
  70                         gpios = <&pio 1 7 GPIO_ACTIVE_HIGH>;
  71                 };
  72         };
  73 };
  74
  75 &ehci0 {
  76         status = "okay";
  77 };
  78
  79 &mmc0 {
  80         pinctrl-names = "default";
  81         pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_olinuxino>;
  82         vmmc-supply = <&reg_dcdc1>;
  83         bus-width = <4>;
  84         cd-gpios = <&pio 1 4 GPIO_ACTIVE_HIGH>; /* PB4 */
  85         cd-inverted;
  86         status = "okay";
  87 };
  88
  89 &ohci0 {
  90         status = "okay";
  91 };
  92
  93 &pio {
  94         led_pin_olinuxino: led_pins@0 {
  95                 pins = "PB7";
  96                 function = "gpio_out";
  97         };
  98
  99         mmc0_cd_pin_olinuxino: mmc0_cd_pin@0 {
 100                 pins = "PB4";
 101                 function = "gpio_in";
 102         };
 103
 104         usb0_id_detect_pin: usb0_id_detect_pin@0 {
 105                 pins = "PB3";
 106                 function = "gpio_in";
 107         };
 108 };
 109
 110 &r_rsb {
 111         status = "okay";
 112
 113         axp22x: pmic@3a3 {
 114                 compatible = "x-powers,axp223";
 115                 reg = <0x3a3>;
 116                 interrupt-parent = <&nmi_intc>;
 117                 interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
 118                 eldoin-supply = <&reg_dcdc1>;
 119                 x-powers,drive-vbus-en;
 120         };
 121 };
 122
 123 #include "axp223.dtsi"
 124
 125 &reg_aldo1 {
 126         regulator-always-on;
 127         regulator-min-microvolt = <3300000>;
 128         regulator-max-microvolt = <3300000>;
 129         regulator-name = "vcc-io";
 130 };
 131
 132 &reg_aldo2 {
 133         regulator-always-on;
 134         regulator-min-microvolt = <2350000>;
 135         regulator-max-microvolt = <2650000>;
 136         regulator-name = "vdd-dll";
 137 };
 138
 139 &reg_aldo3 {
 140         regulator-always-on;
 141         regulator-min-microvolt = <3300000>;
 142         regulator-max-microvolt = <3300000>;
 143         regulator-name = "vcc-avcc";
 144 };
 145
 146 &reg_dc1sw {
 147         regulator-name = "vcc-lcd";
 148 };
 149
 150 &reg_dc5ldo {
 151         regulator-always-on;
 152         regulator-min-microvolt = <900000>;
 153         regulator-max-microvolt = <1400000>;
 154         regulator-name = "vdd-cpus";
 155 };
 156
 157 &reg_dcdc1 {
 158         regulator-always-on;
 159         regulator-min-microvolt = <3300000>;
 160         regulator-max-microvolt = <3300000>;
 161         regulator-name = "vcc-3v3";
 162 };
 163
 164 &reg_dcdc2 {
 165         regulator-always-on;
 166         regulator-min-microvolt = <900000>;
 167         regulator-max-microvolt = <1400000>;
 168         regulator-name = "vdd-sys";
 169 };
 170
 171 &reg_dcdc3 {
 172         regulator-always-on;
 173         regulator-min-microvolt = <900000>;
 174         regulator-max-microvolt = <1400000>;
 175         regulator-name = "vdd-cpu";
 176 };
 177
 178 &reg_dcdc5 {
 179         regulator-always-on;
 180         regulator-min-microvolt = <1500000>;
 181         regulator-max-microvolt = <1500000>;
 182         regulator-name = "vcc-dram";
 183 };
 184
 185 &reg_drivevbus {
 186         regulator-name = "usb0-vbus";
 187         status = "okay";
 188 };
 189
 190 &reg_rtc_ldo {
 191         regulator-name = "vcc-rtc";
 192 };
 193
 194 &simplefb_lcd {
 195         vcc-lcd-supply = <&reg_dc1sw>;
 196 };
 197
 198 &uart0 {
 199         pinctrl-names = "default";
 200         pinctrl-0 = <&uart0_pins_b>;
 201         status = "okay";
 202 };
 203
 204 &usb_otg {
 205         dr_mode = "otg";
 206         status = "okay";
 207 };
 208
 209 &usb_power_supply {
 210         status = "okay";
 211 };
 212
 213 &usbphy {
 214         pinctrl-names = "default";
 215         pinctrl-0 = <&usb0_id_detect_pin>;
 216         usb0_id_det-gpios = <&pio 1 3 GPIO_ACTIVE_HIGH>; /* PB3 */
 217         usb0_vbus_power-supply = <&usb_power_supply>;
 218         usb0_vbus-supply = <&reg_drivevbus>;
 219         status = "okay";
 220 };