arch/arm/boot/dts/sun6i-a31-m9.dts

   1 /*
   2  * Copyright 2014 Hans de Goede <hdegoede@redhat.com>
   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 "sun6i-a31.dtsi"
  45 #include "sunxi-common-regulators.dtsi"
  46
  47 #include <dt-bindings/gpio/gpio.h>
  48
  49 / {
  50         model = "Mele M9 top set box";
  51         compatible = "mele,m9", "allwinner,sun6i-a31";
  52
  53         aliases {
  54                 serial0 = &uart0;
  55         };
  56
  57         chosen {
  58                 stdout-path = "serial0:115200n8";
  59         };
  60
  61         leds {
  62                 compatible = "gpio-leds";
  63                 pinctrl-names = "default";
  64                 pinctrl-0 = <&led_pins_m9>;
  65
  66                 blue {
  67                         label = "m9:blue:pwr";
  68                         gpios = <&pio 7 13 GPIO_ACTIVE_HIGH>;
  69                         default-state = "on";
  70                 };
  71         };
  72 };
  73
  74 &cpu0 {
  75         cpu-supply = <&reg_dcdc3>;
  76 };
  77
  78 &ehci0 {
  79         status = "okay";
  80 };
  81
  82 &ehci1 {
  83         status = "okay";
  84 };
  85
  86 &gmac {
  87         pinctrl-names = "default";
  88         pinctrl-0 = <&gmac_pins_mii_a>;
  89         phy = <&phy1>;
  90         phy-mode = "mii";
  91         phy-supply = <&reg_dldo1>;
  92         status = "okay";
  93
  94         phy1: ethernet-phy@1 {
  95                 reg = <1>;
  96         };
  97 };
  98
  99 &ir {
 100         pinctrl-names = "default";
 101         pinctrl-0 = <&ir_pins_a>;
 102         status = "okay";
 103 };
 104
 105 &mmc0 {
 106         pinctrl-names = "default";
 107         pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_m9>;
 108         vmmc-supply = <&reg_dcdc1>;
 109         bus-width = <4>;
 110         cd-gpios = <&pio 7 22 GPIO_ACTIVE_HIGH>; /* PH22 */
 111         cd-inverted;
 112         status = "okay";
 113 };
 114
 115 &p2wi {
 116         status = "okay";
 117
 118         axp22x: pmic@68 {
 119                 compatible = "x-powers,axp221";
 120                 reg = <0x68>;
 121                 interrupt-parent = <&nmi_intc>;
 122                 interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
 123         };
 124 };
 125
 126 #include "axp22x.dtsi"
 127
 128 &pio {
 129         led_pins_m9: led_pins@0 {
 130                 pins = "PH13";
 131                 function = "gpio_out";
 132         };
 133
 134         mmc0_cd_pin_m9: mmc0_cd_pin@0 {
 135                 pins = "PH22";
 136                 function = "gpio_in";
 137                 bias-pull-up;
 138         };
 139
 140         usb1_vbus_pin_m9: usb1_vbus_pin@0 {
 141                 pins = "PC27";
 142                 function = "gpio_out";
 143         };
 144 };
 145
 146 &reg_aldo1 {
 147         regulator-min-microvolt = <3300000>;
 148         regulator-max-microvolt = <3300000>;
 149         regulator-name = "vcc-wifi";
 150 };
 151
 152 &reg_aldo3 {
 153         regulator-always-on;
 154         regulator-min-microvolt = <2700000>;
 155         regulator-max-microvolt = <3300000>;
 156         regulator-name = "avcc";
 157 };
 158
 159 &reg_dc5ldo {
 160         regulator-always-on;
 161         regulator-min-microvolt = <700000>;
 162         regulator-max-microvolt = <1320000>;
 163         regulator-name = "vdd-cpus"; /* This is an educated guess */
 164 };
 165
 166 &reg_dcdc1 {
 167         regulator-always-on;
 168         regulator-min-microvolt = <3300000>;
 169         regulator-max-microvolt = <3300000>;
 170         regulator-name = "vcc-3v3";
 171 };
 172
 173 &reg_dcdc2 {
 174         regulator-min-microvolt = <700000>;
 175         regulator-max-microvolt = <1320000>;
 176         regulator-name = "vdd-gpu";
 177 };
 178
 179 &reg_dcdc3 {
 180         regulator-always-on;
 181         regulator-min-microvolt = <700000>;
 182         regulator-max-microvolt = <1320000>;
 183         regulator-name = "vdd-cpu";
 184 };
 185
 186 &reg_dcdc4 {
 187         regulator-always-on;
 188         regulator-min-microvolt = <700000>;
 189         regulator-max-microvolt = <1320000>;
 190         regulator-name = "vdd-sys-dll";
 191 };
 192
 193 &reg_dcdc5 {
 194         regulator-always-on;
 195         regulator-min-microvolt = <1500000>;
 196         regulator-max-microvolt = <1500000>;
 197         regulator-name = "vcc-dram";
 198 };
 199
 200 &reg_dldo1 {
 201         regulator-min-microvolt = <3300000>;
 202         regulator-max-microvolt = <3300000>;
 203         regulator-name = "vcc-ethernet-phy";
 204 };
 205
 206 /*
 207  * Both reg_usb1_vbus and reg_dldo4 need to be on for the hub attached
 208  * to usb1 to work, and we can list only one usb1_vbus-supply, so dldo4 is
 209  * marked as regulator-always-on.
 210  */
 211 &reg_dldo4 {
 212         regulator-always-on;
 213         regulator-min-microvolt = <3300000>;
 214         regulator-max-microvolt = <3300000>;
 215         regulator-name = "vcc-usb-hub";
 216 };
 217
 218 &reg_usb1_vbus {
 219         pinctrl-names = "default";
 220         pinctrl-0 = <&usb1_vbus_pin_m9>;
 221         gpio = <&pio 2 27 GPIO_ACTIVE_HIGH>;
 222         status = "okay";
 223 };
 224
 225 &uart0 {
 226         pinctrl-names = "default";
 227         pinctrl-0 = <&uart0_pins_a>;
 228         status = "okay";
 229 };
 230
 231 &usbphy {
 232         usb1_vbus-supply = <&reg_usb1_vbus>;
 233         usb2_vbus-supply = <&reg_aldo1>;
 234         status = "okay";
 235 };