arch/arm/boot/dts/sun7i-a20-hummingbird.dts

   1 /*
   2  * Copyright 2013 Wills Wang
   3  *
   4  * Wills Wang <wills.wang.open@gmail.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 "sun7i-a20.dtsi"
  47 #include "sunxi-common-regulators.dtsi"
  48
  49 #include <dt-bindings/gpio/gpio.h>
  50 #include <dt-bindings/interrupt-controller/irq.h>
  51
  52 / {
  53         model = "Merrii A20 Hummingbird";
  54         compatible = "merrii,a20-hummingbird", "allwinner,sun7i-a20";
  55
  56         aliases {
  57                 serial0 = &uart0;
  58                 serial1 = &uart2;
  59                 serial2 = &uart3;
  60                 serial3 = &uart4;
  61                 serial4 = &uart5;
  62         };
  63
  64         chosen {
  65                 stdout-path = "serial0:115200n8";
  66         };
  67
  68         reg_mmc3_vdd: mmc3_vdd {
  69                 compatible = "regulator-fixed";
  70                 regulator-name = "mmc3_vdd";
  71                 regulator-min-microvolt = <3000000>;
  72                 regulator-max-microvolt = <3000000>;
  73                 enable-active-high;
  74                 gpio = <&pio 7 9 GPIO_ACTIVE_HIGH>; /* PH9 */
  75         };
  76
  77         reg_gmac_vdd: gmac_vdd {
  78                 compatible = "regulator-fixed";
  79                 regulator-name = "gmac_vdd";
  80                 regulator-min-microvolt = <3000000>;
  81                 regulator-max-microvolt = <3000000>;
  82                 enable-active-high;
  83                 gpio = <&pio 7 16 GPIO_ACTIVE_HIGH>; /* PH16 */
  84         };
  85 };
  86
  87 &ahci {
  88         target-supply = <&reg_ahci_5v>;
  89         status = "okay";
  90 };
  91
  92 &ehci0 {
  93         status = "okay";
  94 };
  95
  96 &ehci1 {
  97         status = "okay";
  98 };
  99
 100 &gmac {
 101         pinctrl-names = "default";
 102         pinctrl-0 = <&gmac_rgmii_pins>;
 103         phy = <&phy1>;
 104         phy-mode = "rgmii";
 105         phy-supply = <&reg_gmac_vdd>;
 106         /* phy reset config */
 107         snps,reset-gpio = <&pio 0 17 GPIO_ACTIVE_HIGH>; /* PA17 */
 108         snps,reset-active-low;
 109         /* wait 1s after reset, otherwise fail to read phy id */
 110         snps,reset-delays-us = <0 10000 1000000>;
 111         status = "okay";
 112
 113         phy1: ethernet-phy@1 {
 114                 reg = <1>;
 115         };
 116 };
 117
 118 &i2c0 {
 119         status = "okay";
 120
 121         axp209: pmic@34 {
 122                 compatible = "x-powers,axp209";
 123                 reg = <0x34>;
 124                 interrupt-parent = <&nmi_intc>;
 125                 interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
 126                 interrupt-controller;
 127                 #interrupt-cells = <1>;
 128         };
 129 };
 130
 131 &i2c1 {
 132         status = "okay";
 133 };
 134
 135 &i2c2 {
 136         status = "okay";
 137 };
 138
 139 &i2c3 {
 140         status = "okay";
 141 };
 142
 143 &ir0 {
 144         pinctrl-names = "default";
 145         pinctrl-0 = <&ir0_rx_pin>;
 146         status = "okay";
 147 };
 148
 149 &mmc0 {
 150         vmmc-supply = <&reg_vcc3v0>;
 151         bus-width = <4>;
 152         cd-gpios = <&pio 7 1 GPIO_ACTIVE_LOW>; /* PH1 */
 153         status = "okay";
 154 };
 155
 156 &mmc3 {
 157         vmmc-supply = <&reg_mmc3_vdd>;
 158         bus-width = <4>;
 159         non-removable;
 160         status = "okay";
 161 };
 162
 163 &ohci0 {
 164         status = "okay";
 165 };
 166
 167 &ohci1 {
 168         status = "okay";
 169 };
 170
 171 &pwm {
 172         pinctrl-names = "default";
 173         pinctrl-0 = <&pwm0_pin>;
 174         status = "okay";
 175 };
 176
 177 &reg_ahci_5v {
 178         gpio = <&pio 7 15 GPIO_ACTIVE_HIGH>; /* PH15 */
 179         status = "okay";
 180 };
 181
 182 &reg_usb1_vbus {
 183         gpio = <&pio 7 2 GPIO_ACTIVE_HIGH>; /* PH2 */
 184         status = "okay";
 185 };
 186
 187 &reg_usb2_vbus {
 188         status = "okay";
 189 };
 190
 191 &spi2 {
 192         pinctrl-names = "default";
 193         pinctrl-0 = <&spi2_pb_pins>,
 194                     <&spi2_cs0_pb_pin>;
 195         status = "okay";
 196 };
 197
 198 &uart0 {
 199         pinctrl-names = "default";
 200         pinctrl-0 = <&uart0_pb_pins>;
 201         status = "okay";
 202 };
 203
 204 &uart2 {
 205         pinctrl-names = "default";
 206         pinctrl-0 = <&uart2_pi_pins>, <&uart2_cts_rts_pi_pins>;
 207         status = "okay";
 208 };
 209
 210 &uart3 {
 211         pinctrl-names = "default";
 212         pinctrl-0 = <&uart3_pg_pins>, <&uart3_cts_rts_pg_pins>;
 213         status = "okay";
 214 };
 215
 216 &uart4 {
 217         pinctrl-names = "default";
 218         pinctrl-0 = <&uart4_pg_pins>;
 219         status = "okay";
 220 };
 221
 222 &uart5 {
 223         pinctrl-names = "default";
 224         pinctrl-0 = <&uart5_pi_pins>;
 225         status = "okay";
 226 };
 227
 228 &usbphy {
 229         usb1_vbus-supply = <&reg_usb1_vbus>;
 230         usb2_vbus-supply = <&reg_usb2_vbus>;
 231         status = "okay";
 232 };