arch/arm/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 #include <dt-bindings/pinctrl/sun4i-a10.h>
  52
  53 / {
  54         model = "Merrii A20 Hummingbird";
  55         compatible = "merrii,a20-hummingbird", "allwinner,sun7i-a20";
  56
  57         aliases {
  58                 serial0 = &uart0;
  59                 serial1 = &uart2;
  60                 serial2 = &uart3;
  61                 serial3 = &uart4;
  62                 serial4 = &uart5;
  63         };
  64
  65         chosen {
  66                 stdout-path = "serial0:115200n8";
  67         };
  68
  69         reg_mmc3_vdd: mmc3_vdd {
  70                 compatible = "regulator-fixed";
  71                 pinctrl-names = "default";
  72                 pinctrl-0 = <&mmc3_vdd_pin_a20_hummingbird>;
  73                 regulator-name = "mmc3_vdd";
  74                 regulator-min-microvolt = <3000000>;
  75                 regulator-max-microvolt = <3000000>;
  76                 enable-active-high;
  77                 gpio = <&pio 7 9 GPIO_ACTIVE_HIGH>; /* PH9 */
  78         };
  79
  80         reg_gmac_vdd: gmac_vdd {
  81                 compatible = "regulator-fixed";
  82                 pinctrl-names = "default";
  83                 pinctrl-0 = <&gmac_vdd_pin_a20_hummingbird>;
  84                 regulator-name = "gmac_vdd";
  85                 regulator-min-microvolt = <3000000>;
  86                 regulator-max-microvolt = <3000000>;
  87                 enable-active-high;
  88                 gpio = <&pio 7 16 GPIO_ACTIVE_HIGH>; /* PH16 */
  89         };
  90 };
  91
  92 &ahci {
  93         target-supply = <&reg_ahci_5v>;
  94         status = "okay";
  95 };
  96
  97 &ehci0 {
  98         status = "okay";
  99 };
 100
 101 &ehci1 {
 102         status = "okay";
 103 };
 104
 105 &gmac {
 106         pinctrl-names = "default";
 107         pinctrl-0 = <&gmac_pins_rgmii_a>;
 108         phy = <&phy1>;
 109         phy-mode = "rgmii";
 110         phy-supply = <&reg_gmac_vdd>;
 111         /* phy reset config */
 112         snps,reset-gpio = <&pio 0 17 GPIO_ACTIVE_HIGH>; /* PA17 */
 113         snps,reset-active-low;
 114         /* wait 1s after reset, otherwise fail to read phy id */
 115         snps,reset-delays-us = <0 10000 1000000>;
 116         status = "okay";
 117
 118         phy1: ethernet-phy@1 {
 119                 reg = <1>;
 120         };
 121 };
 122
 123 &i2c0 {
 124         pinctrl-names = "default";
 125         pinctrl-0 = <&i2c0_pins_a>;
 126         status = "okay";
 127
 128         axp209: pmic@34 {
 129                 compatible = "x-powers,axp209";
 130                 reg = <0x34>;
 131                 interrupt-parent = <&nmi_intc>;
 132                 interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
 133                 interrupt-controller;
 134                 #interrupt-cells = <1>;
 135         };
 136 };
 137
 138 &i2c1 {
 139         pinctrl-names = "default";
 140         pinctrl-0 = <&i2c1_pins_a>;
 141         status = "okay";
 142 };
 143
 144 &i2c2 {
 145         pinctrl-names = "default";
 146         pinctrl-0 = <&i2c2_pins_a>;
 147         status = "okay";
 148 };
 149
 150 &i2c3 {
 151         pinctrl-names = "default";
 152         pinctrl-0 = <&i2c3_pins_a>;
 153         status = "okay";
 154 };
 155
 156 &ir0 {
 157         pinctrl-names = "default";
 158         pinctrl-0 = <&ir0_rx_pins_a>;
 159         status = "okay";
 160 };
 161
 162 &mmc0 {
 163         pinctrl-names = "default";
 164         pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_reference_design>;
 165         vmmc-supply = <&reg_vcc3v0>;
 166         bus-width = <4>;
 167         cd-gpios = <&pio 7 1 GPIO_ACTIVE_HIGH>; /* PH1 */
 168         cd-inverted;
 169         status = "okay";
 170 };
 171
 172 &mmc3 {
 173         pinctrl-names = "default";
 174         pinctrl-0 = <&mmc3_pins_a>;
 175         vmmc-supply = <&reg_mmc3_vdd>;
 176         bus-width = <4>;
 177         non-removable;
 178         status = "okay";
 179 };
 180
 181 &ohci0 {
 182         status = "okay";
 183 };
 184
 185 &ohci1 {
 186         status = "okay";
 187 };
 188
 189 &pio {
 190         ahci_pwr_pin_a20_hummingbird: ahci_pwr_pin@0 {
 191                 allwinner,pins = "PH15";
 192                 allwinner,function = "gpio_out";
 193                 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 194                 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
 195         };
 196
 197         usb1_vbus_pin_a20_hummingbird: usb1_vbus_pin@0 {
 198                 allwinner,pins = "PH2";
 199                 allwinner,function = "gpio_out";
 200                 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 201                 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
 202         };
 203
 204         mmc3_vdd_pin_a20_hummingbird: mmc3_vdd_pin@0 {
 205                 allwinner,pins = "PH9";
 206                 allwinner,function = "gpio_out";
 207                 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 208                 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
 209         };
 210
 211         gmac_vdd_pin_a20_hummingbird: gmac_vdd_pin@0 {
 212                 allwinner,pins = "PH16";
 213                 allwinner,function = "gpio_out";
 214                 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 215                 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
 216         };
 217 };
 218
 219 &pwm {
 220         pinctrl-names = "default";
 221         pinctrl-0 = <&pwm0_pins_a>;
 222         status = "okay";
 223 };
 224
 225 &reg_ahci_5v {
 226         pinctrl-0 = <&ahci_pwr_pin_a20_hummingbird>;
 227         gpio = <&pio 7 15 GPIO_ACTIVE_HIGH>; /* PH15 */
 228         status = "okay";
 229 };
 230
 231 &reg_usb1_vbus {
 232         pinctrl-0 = <&usb1_vbus_pin_a20_hummingbird>;
 233         gpio = <&pio 7 2 GPIO_ACTIVE_HIGH>; /* PH2 */
 234         status = "okay";
 235 };
 236
 237 &reg_usb2_vbus {
 238         status = "okay";
 239 };
 240
 241 &spi2 {
 242         pinctrl-names = "default";
 243         pinctrl-0 = <&spi2_pins_b>,
 244                     <&spi2_cs0_pins_b>;
 245         status = "okay";
 246 };
 247
 248 &uart0 {
 249         pinctrl-names = "default";
 250         pinctrl-0 = <&uart0_pins_a>;
 251         status = "okay";
 252 };
 253
 254 &uart2 {
 255         pinctrl-names = "default";
 256         pinctrl-0 = <&uart2_pins_a>;
 257         status = "okay";
 258 };
 259
 260 &uart3 {
 261         pinctrl-names = "default";
 262         pinctrl-0 = <&uart3_pins_a>;
 263         status = "okay";
 264 };
 265
 266 &uart4 {
 267         pinctrl-names = "default";
 268         pinctrl-0 = <&uart4_pins_a>;
 269         status = "okay";
 270 };
 271
 272 &uart5 {
 273         pinctrl-names = "default";
 274         pinctrl-0 = <&uart5_pins_a>;
 275         status = "okay";
 276 };
 277
 278 &usbphy {
 279         usb1_vbus-supply = <&reg_usb1_vbus>;
 280         usb2_vbus-supply = <&reg_usb2_vbus>;
 281         status = "okay";
 282 };