arch/arm/boot/dts/sun7i-a20-wits-pro-a20-dkt.dts

   1 /*
   2  * Copyright 2015 Jelle de Jong <jelledejong@powercraft.nl>
   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 "sun7i-a20.dtsi"
  45 #include "sunxi-common-regulators.dtsi"
  46
  47 #include <dt-bindings/gpio/gpio.h>
  48 #include <dt-bindings/input/input.h>
  49 #include <dt-bindings/interrupt-controller/irq.h>
  50
  51 / {
  52         model = "Wits Pro A20 DKT";
  53         compatible = "wits,pro-a20-dkt", "allwinner,sun7i-a20";
  54
  55         aliases {
  56                 serial0 = &uart0;
  57         };
  58
  59         chosen {
  60                 stdout-path = "serial0:115200n8";
  61         };
  62
  63         mmc3_pwrseq: mmc3_pwrseq {
  64                 compatible = "mmc-pwrseq-simple";
  65                 pinctrl-names = "default";
  66                 pinctrl-0 = <&vmmc3_pin_ap6xxx_wl_regon>;
  67                 reset-gpios = <&pio 7 9 GPIO_ACTIVE_LOW>; /* PH9 WIFI_EN */
  68         };
  69 };
  70
  71 &cpu0 {
  72         cpu-supply = <&reg_dcdc2>;
  73 };
  74
  75 &ehci0 {
  76         status = "okay";
  77 };
  78
  79 &ehci1 {
  80         status = "okay";
  81 };
  82
  83 &i2c0 {
  84         pinctrl-names = "default";
  85         pinctrl-0 = <&i2c0_pins_a>;
  86         status = "okay";
  87
  88         axp209: pmic@34 {
  89                 reg = <0x34>;
  90                 interrupt-parent = <&nmi_intc>;
  91                 interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
  92         };
  93 };
  94
  95 &i2c1 {
  96         pinctrl-names = "default";
  97         pinctrl-0 = <&i2c1_pins_a>;
  98         status = "okay";
  99 };
 100
 101 &i2c2 {
 102         pinctrl-names = "default";
 103         pinctrl-0 = <&i2c2_pins_a>;
 104         status = "okay";
 105 };
 106
 107 #include "axp209.dtsi"
 108
 109 &mmc0 {
 110         pinctrl-names = "default";
 111         pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_reference_design>;
 112         vmmc-supply = <&reg_vcc3v3>;
 113         bus-width = <4>;
 114         cd-gpios = <&pio 7 1 GPIO_ACTIVE_HIGH>; /* PH1 */
 115         cd-inverted;
 116         status = "okay";
 117 };
 118
 119 &mmc3 {
 120         pinctrl-names = "default";
 121         pinctrl-0 = <&mmc3_pins_a>;
 122         vmmc-supply = <&reg_vcc3v3>;
 123         mmc-pwrseq = <&mmc3_pwrseq>;
 124         bus-width = <4>;
 125         non-removable;
 126         status = "okay";
 127
 128         brcmf: bcrmf@1 {
 129                 reg = <1>;
 130                 compatible = "brcm,bcm4329-fmac";
 131                 interrupt-parent = <&pio>;
 132                 interrupts = <7 10 IRQ_TYPE_LEVEL_LOW>; /* PH10 / EINT10 */
 133                 interrupt-names = "host-wake";
 134         };
 135 };
 136
 137 &ohci0 {
 138         status = "okay";
 139 };
 140
 141 &ohci1 {
 142         status = "okay";
 143 };
 144
 145 &otg_sram {
 146         status = "okay";
 147 };
 148
 149 &pio {
 150         vmmc3_pin_ap6xxx_wl_regon: vmmc3_pin@0 {
 151                 allwinner,pins = "PH9";
 152                 allwinner,function = "gpio_out";
 153                 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 154                 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
 155         };
 156
 157         usb0_id_detect_pin: usb0_id_detect_pin@0 {
 158                 allwinner,pins = "PH4";
 159                 allwinner,function = "gpio_in";
 160                 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 161                 allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
 162         };
 163 };
 164
 165 &reg_dcdc2 {
 166         regulator-always-on;
 167         regulator-min-microvolt = <1000000>;
 168         regulator-max-microvolt = <1450000>;
 169         regulator-name = "vdd-cpu";
 170 };
 171
 172 &reg_dcdc3 {
 173         regulator-always-on;
 174         regulator-min-microvolt = <1000000>;
 175         regulator-max-microvolt = <1400000>;
 176         regulator-name = "vdd-int-dll";
 177 };
 178
 179 &reg_ldo1 {
 180         regulator-name = "vdd-rtc";
 181 };
 182
 183 &reg_ldo2 {
 184         regulator-always-on;
 185         regulator-min-microvolt = <3000000>;
 186         regulator-max-microvolt = <3000000>;
 187         regulator-name = "avcc";
 188 };
 189
 190 &reg_usb0_vbus {
 191         status = "okay";
 192 };
 193
 194 &reg_usb1_vbus {
 195         status = "okay";
 196 };
 197
 198 &reg_usb2_vbus {
 199         status = "okay";
 200 };
 201
 202 &uart0 {
 203         pinctrl-names = "default";
 204         pinctrl-0 = <&uart0_pins_a>;
 205         status = "okay";
 206 };
 207
 208 &usb_otg {
 209         dr_mode = "otg";
 210         status = "okay";
 211 };
 212
 213 &usb_power_supply {
 214         status = "okay";
 215 };
 216
 217 &usbphy {
 218         pinctrl-names = "default";
 219         pinctrl-0 = <&usb0_id_detect_pin>;
 220         usb0_id_det-gpio = <&pio 7 4 GPIO_ACTIVE_HIGH>; /* PH4 */
 221         usb0_vbus_power-supply = <&usb_power_supply>;
 222         usb0_vbus-supply = <&reg_usb0_vbus>;
 223         usb1_vbus-supply = <&reg_usb1_vbus>;
 224         usb2_vbus-supply = <&reg_usb2_vbus>;
 225         status = "okay";
 226 };