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      1 /*
      2  * Copyright 2015 Jelle de Jong <jelledejong (at) 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 		reset-gpios = <&pio 7 9 GPIO_ACTIVE_LOW>; /* PH9 WIFI_EN */
     66 	};
     67 };
     68 
     69 &cpu0 {
     70 	cpu-supply = <&reg_dcdc2>;
     71 };
     72 
     73 &ehci0 {
     74 	status = "okay";
     75 };
     76 
     77 &ehci1 {
     78 	status = "okay";
     79 };
     80 
     81 &gmac {
     82 	pinctrl-names = "default";
     83 	pinctrl-0 = <&gmac_rgmii_pins>;
     84 	phy-handle = <&phy1>;
     85 	phy-mode = "rgmii";
     86 	status = "okay";
     87 };
     88 
     89 &i2c0 {
     90 	status = "okay";
     91 
     92 	axp209: pmic@34 {
     93 		reg = <0x34>;
     94 		interrupt-parent = <&nmi_intc>;
     95 		interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
     96 	};
     97 };
     98 
     99 &i2c1 {
    100 	status = "okay";
    101 };
    102 
    103 &i2c2 {
    104 	status = "okay";
    105 };
    106 
    107 #include "axp209.dtsi"
    108 
    109 &gmac_mdio {
    110 	phy1: ethernet-phy@1 {
    111 		reg = <1>;
    112 	};
    113 };
    114 
    115 &mmc0 {
    116 	vmmc-supply = <&reg_vcc3v3>;
    117 	bus-width = <4>;
    118 	cd-gpios = <&pio 7 1 GPIO_ACTIVE_LOW>; /* PH1 */
    119 	status = "okay";
    120 };
    121 
    122 &mmc3 {
    123 	vmmc-supply = <&reg_vcc3v3>;
    124 	mmc-pwrseq = <&mmc3_pwrseq>;
    125 	bus-width = <4>;
    126 	non-removable;
    127 	status = "okay";
    128 
    129 	brcmf: wifi@1 {
    130 		reg = <1>;
    131 		compatible = "brcm,bcm4329-fmac";
    132 		interrupt-parent = <&pio>;
    133 		interrupts = <7 10 IRQ_TYPE_LEVEL_LOW>; /* PH10 / EINT10 */
    134 		interrupt-names = "host-wake";
    135 	};
    136 };
    137 
    138 &ohci0 {
    139 	status = "okay";
    140 };
    141 
    142 &ohci1 {
    143 	status = "okay";
    144 };
    145 
    146 &otg_sram {
    147 	status = "okay";
    148 };
    149 
    150 &reg_dcdc2 {
    151 	regulator-always-on;
    152 	regulator-min-microvolt = <1000000>;
    153 	regulator-max-microvolt = <1450000>;
    154 	regulator-name = "vdd-cpu";
    155 };
    156 
    157 &reg_dcdc3 {
    158 	regulator-always-on;
    159 	regulator-min-microvolt = <1000000>;
    160 	regulator-max-microvolt = <1400000>;
    161 	regulator-name = "vdd-int-dll";
    162 };
    163 
    164 &reg_ldo1 {
    165 	regulator-name = "vdd-rtc";
    166 };
    167 
    168 &reg_ldo2 {
    169 	regulator-always-on;
    170 	regulator-min-microvolt = <3000000>;
    171 	regulator-max-microvolt = <3000000>;
    172 	regulator-name = "avcc";
    173 };
    174 
    175 &reg_usb0_vbus {
    176 	status = "okay";
    177 };
    178 
    179 &reg_usb1_vbus {
    180 	status = "okay";
    181 };
    182 
    183 &reg_usb2_vbus {
    184 	status = "okay";
    185 };
    186 
    187 &uart0 {
    188 	pinctrl-names = "default";
    189 	pinctrl-0 = <&uart0_pb_pins>;
    190 	status = "okay";
    191 };
    192 
    193 &usb_otg {
    194 	dr_mode = "otg";
    195 	status = "okay";
    196 };
    197 
    198 &usb_power_supply {
    199 	status = "okay";
    200 };
    201 
    202 &usbphy {
    203 	usb0_id_det-gpios = <&pio 7 4 (GPIO_ACTIVE_HIGH | GPIO_PULL_UP)>; /* PH4 */
    204 	usb0_vbus_power-supply = <&usb_power_supply>;
    205 	usb0_vbus-supply = <&reg_usb0_vbus>;
    206 	usb1_vbus-supply = <&reg_usb1_vbus>;
    207 	usb2_vbus-supply = <&reg_usb2_vbus>;
    208 	status = "okay";
    209 };
    210