sun5i-gr8-evb.dts

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    1 /*
    2  * Copyright 2016 Free Electrons
    3  * Copyright 2016 NextThing Co
    4  *
    5  * Mylène Josserand <mylene.josserand@free-electrons.com>
    6  *
    7  * This file is dual-licensed: you can use it either under the terms
    8  * of the GPL or the X11 license, at your option. Note that this dual
    9  * licensing only applies to this file, and not this project as a
   10  * whole.
   11  *
   12  *  a) This file is free software; you can redistribute it and/or
   13  *     modify it under the terms of the GNU General Public License as
   14  *     published by the Free Software Foundation; either version 2 of the
   15  *     License, or (at your option) any later version.
   16  *
   17  *     This file is distributed in the hope that it will be useful,
   18  *     but WITHOUT ANY WARRANTY; without even the implied warranty of
   19  *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   20  *     GNU General Public License for more details.
   21  *
   22  * Or, alternatively,
   23  *
   24  *  b) Permission is hereby granted, free of charge, to any person
   25  *     obtaining a copy of this software and associated documentation
   26  *     files (the "Software"), to deal in the Software without
   27  *     restriction, including without limitation the rights to use,
   28  *     copy, modify, merge, publish, distribute, sublicense, and/or
   29  *     sell copies of the Software, and to permit persons to whom the
   30  *     Software is furnished to do so, subject to the following
   31  *     conditions:
   32  *
   33  *     The above copyright notice and this permission notice shall be
   34  *     included in all copies or substantial portions of the Software.
   35  *
   36  *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
   37  *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
   38  *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
   39  *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
   40  *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
   41  *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
   42  *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
   43  *     OTHER DEALINGS IN THE SOFTWARE.
   44  */
   45 
   46 /dts-v1/;
   47 #include "sun5i-gr8.dtsi"
   48 #include "sunxi-common-regulators.dtsi"
   49 
   50 #include <dt-bindings/gpio/gpio.h>
   51 #include <dt-bindings/input/input.h>
   52 #include <dt-bindings/interrupt-controller/irq.h>
   53 
   54 / {
   55         model = "NextThing GR8-EVB";
   56         compatible = "nextthing,gr8-evb", "nextthing,gr8";
   57 
   58         aliases {
   59                 i2c0 = &i2c0;
   60                 i2c1 = &i2c1;
   61                 i2c2 = &i2c2;
   62                 serial0 = &uart1;
   63                 serial1 = &uart2;
   64         };
   65 
   66         chosen {
   67                 stdout-path = "serial0:115200n8";
   68         };
   69 
   70         backlight: backlight {
   71                 compatible = "pwm-backlight";
   72                 pwms = <&pwm 0 10000 0>;
   73                 enable-gpios = <&axp_gpio 1 GPIO_ACTIVE_HIGH>;
   74                 power-supply = <&reg_vcc3v3>;
   75                 brightness-levels = <0 10 20 30 40 50 60 70 80 90 100>;
   76                 default-brightness-level = <8>;
   77         };
   78 
   79         sound-analog {
   80                 compatible = "simple-audio-card";
   81                 simple-audio-card,name = "gr8-evb-wm8978";
   82                 simple-audio-card,format = "i2s";
   83                 simple-audio-card,mclk-fs = <512>;
   84 
   85                 simple-audio-card,cpu {
   86                         sound-dai = <&i2s0>;
   87                 };
   88 
   89                 simple-audio-card,codec {
   90                         sound-dai = <&wm8978>;
   91                 };
   92         };
   93 
   94         sound-spdif {
   95                 compatible = "simple-audio-card";
   96                 simple-audio-card,name = "On-board SPDIF";
   97 
   98                 simple-audio-card,cpu {
   99                         sound-dai = <&spdif>;
  100                 };
  101 
  102                 simple-audio-card,codec {
  103                         sound-dai = <&spdif_out>;
  104                 };
  105         };
  106 
  107         spdif_out: spdif-out {
  108                 #sound-dai-cells = <0>;
  109                 compatible = "linux,spdif-dit";
  110         };
  111 };
  112 
  113 &be0 {
  114         status = "okay";
  115 };
  116 
  117 &codec {
  118         status = "okay";
  119 };
  120 
  121 &ehci0 {
  122         status = "okay";
  123 };
  124 
  125 &i2c0 {
  126         status = "okay";
  127 
  128         axp209: pmic@34 {
  129                 reg = <0x34>;
  130 
  131                 /*
  132                 * The interrupt is routed through the "External Fast
  133                 * Interrupt Request" pin (ball G13 of the module)
  134                 * directly to the main interrupt controller, without
  135                 * any other controller interfering.
  136                 */
  137                 interrupts = <0>;
  138         };
  139 };
  140 
  141 #include "axp209.dtsi"
  142 
  143 &i2c1 {
  144         status = "okay";
  145 
  146         wm8978: codec@1a {
  147                 #sound-dai-cells = <0>;
  148                 compatible = "wlf,wm8978";
  149                 reg = <0x1a>;
  150         };
  151 
  152         pcf8563: rtc@51 {
  153                 compatible = "nxp,pcf8563";
  154                 reg = <0x51>;
  155         };
  156 };
  157 
  158 &i2c2 {
  159         status = "okay";
  160 };
  161 
  162 &i2s0 {
  163         pinctrl-names = "default";
  164         pinctrl-0 = <&i2s0_mclk_pin>, <&i2s0_data_pins>;
  165         status = "okay";
  166 };
  167 
  168 &ir0 {
  169         pinctrl-names = "default";
  170         pinctrl-0 = <&ir0_rx_pin>;
  171         status = "okay";
  172 };
  173 
  174 &lradc {
  175         vref-supply = <&reg_ldo2>;
  176         status = "okay";
  177 
  178         button-190 {
  179                 label = "Volume Up";
  180                 linux,code = <KEY_VOLUMEUP>;
  181                 channel = <0>;
  182                 voltage = <190000>;
  183         };
  184 
  185         button-390 {
  186                 label = "Volume Down";
  187                 linux,code = <KEY_VOLUMEDOWN>;
  188                 channel = <0>;
  189                 voltage = <390000>;
  190         };
  191 
  192         button-600 {
  193                 label = "Menu";
  194                 linux,code = <KEY_MENU>;
  195                 channel = <0>;
  196                 voltage = <600000>;
  197         };
  198 
  199         button-800 {
  200                 label = "Search";
  201                 linux,code = <KEY_SEARCH>;
  202                 channel = <0>;
  203                 voltage = <800000>;
  204         };
  205 
  206         button-980 {
  207                 label = "Home";
  208                 linux,code = <KEY_HOMEPAGE>;
  209                 channel = <0>;
  210                 voltage = <980000>;
  211         };
  212 
  213         button-1180 {
  214                 label = "Esc";
  215                 linux,code = <KEY_ESC>;
  216                 channel = <0>;
  217                 voltage = <1180000>;
  218         };
  219 
  220         button-1400 {
  221                 label = "Enter";
  222                 linux,code = <KEY_ENTER>;
  223                 channel = <0>;
  224                 voltage = <1400000>;
  225         };
  226 };
  227 
  228 &mmc0 {
  229         vmmc-supply = <&reg_vcc3v3>;
  230         bus-width = <4>;
  231         cd-gpios = <&pio 6 0 GPIO_ACTIVE_LOW>; /* PG0 */
  232         status = "okay";
  233 };
  234 
  235 &nfc {
  236         pinctrl-names = "default";
  237         pinctrl-0 = <&nand_pins &nand_cs0_pin &nand_rb0_pin>;
  238 
  239         /* MLC Support sucks for now */
  240         status = "disabled";
  241 };
  242 
  243 &ohci0 {
  244         status = "okay";
  245 };
  246 
  247 &otg_sram {
  248         status = "okay";
  249 };
  250 
  251 &pwm {
  252         pinctrl-names = "default";
  253         pinctrl-0 = <&pwm0_pin>;
  254         status = "okay";
  255 };
  256 
  257 &reg_dcdc2 {
  258         regulator-min-microvolt = <1000000>;
  259         regulator-max-microvolt = <1400000>;
  260         regulator-name = "vdd-cpu";
  261         regulator-always-on;
  262 };
  263 
  264 &reg_dcdc3 {
  265         regulator-min-microvolt = <1000000>;
  266         regulator-max-microvolt = <1300000>;
  267         regulator-name = "vdd-sys";
  268         regulator-always-on;
  269 };
  270 
  271 &reg_ldo1 {
  272         regulator-name = "vdd-rtc";
  273 };
  274 
  275 &reg_ldo2 {
  276         regulator-min-microvolt = <2700000>;
  277         regulator-max-microvolt = <3300000>;
  278         regulator-name = "avcc";
  279         regulator-always-on;
  280 };
  281 
  282 &reg_usb1_vbus {
  283         gpio = <&pio 6 13 GPIO_ACTIVE_HIGH>;
  284         status = "okay";
  285 };
  286 
  287 &rtp {
  288         allwinner,ts-attached;
  289 };
  290 
  291 &spdif {
  292         pinctrl-names = "default";
  293         pinctrl-0 = <&spdif_tx_pin>;
  294         status = "okay";
  295 };
  296 
  297 &tve0 {
  298         status = "okay";
  299 };
  300 
  301 &uart1 {
  302         pinctrl-names = "default";
  303         pinctrl-0 = <&uart1_pg_pins>, <&uart1_cts_rts_pins>;
  304         status = "okay";
  305 };
  306 
  307 &usb_otg {
  308         /*
  309          * The GR8-EVB has a somewhat interesting design. There's a
  310          * pin supposed to control VBUS, an ID pin, a VBUS detect pin,
  311          * so everything should work just fine.
  312          *
  313          * Except that the pin supposed to control VBUS is not
  314          * connected to any controllable output, neither to the SoC
  315          * through a GPIO or to the PMIC, and it is pulled down,
  316          * meaning that we will never be able to enable VBUS on this
  317          * board.
  318          */
  319         dr_mode = "otg";
  320         status = "okay";
  321 };
  322 
  323 &usb_power_supply {
  324         status = "okay";
  325 };
  326 
  327 &usbphy {
  328         usb0_id_det-gpios = <&pio 6 2 GPIO_ACTIVE_HIGH>; /* PG2 */
  329         usb0_vbus_det-gpios = <&pio 6 1 GPIO_ACTIVE_HIGH>; /* PG1 */
  330         usb0_vbus_power-supply = <&usb_power_supply>;
  331         usb1_vbus-supply = <&reg_usb1_vbus>;
  332         status = "okay";
  333 };

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FreeBSD/Linux Kernel Cross Reference sys/contrib/device-tree/src/arm/sun5i-gr8-evb.dts

FreeBSD/Linux Kernel Cross Reference
sys/contrib/device-tree/src/arm/sun5i-gr8-evb.dts