sun8i-a83t-cubietruck-plus.dts

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    1 /*
    2  * Copyright 2015 Chen-Yu Tsai
    3  *
    4  * Chen-Yu Tsai <wens@csie.org>
    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 "sun8i-a83t.dtsi"
   47 
   48 #include <dt-bindings/gpio/gpio.h>
   49 
   50 / {
   51         model = "Cubietech Cubietruck Plus";
   52         compatible = "cubietech,cubietruck-plus", "allwinner,sun8i-a83t";
   53 
   54         aliases {
   55                 ethernet0 = &emac;
   56                 serial0 = &uart0;
   57         };
   58 
   59         chosen {
   60                 stdout-path = "serial0:115200n8";
   61         };
   62 
   63         hdmi-connector {
   64                 compatible = "hdmi-connector";
   65                 type = "a";
   66 
   67                 port {
   68                         hdmi_con_in: endpoint {
   69                                 remote-endpoint = <&hdmi_out_con>;
   70                         };
   71                 };
   72         };
   73 
   74         leds {
   75                 compatible = "gpio-leds";
   76 
   77                 led-0 {
   78                         label = "cubietruck-plus:blue:usr";
   79                         gpios = <&pio 3 25 GPIO_ACTIVE_HIGH>; /* PD25 */
   80                 };
   81 
   82                 led-1 {
   83                         label = "cubietruck-plus:orange:usr";
   84                         gpios = <&pio 3 26 GPIO_ACTIVE_HIGH>; /* PD26 */
   85                 };
   86 
   87                 led-2 {
   88                         label = "cubietruck-plus:white:usr";
   89                         gpios = <&pio 3 27 GPIO_ACTIVE_HIGH>; /* PD27 */
   90                 };
   91 
   92                 led-3 {
   93                         label = "cubietruck-plus:green:usr";
   94                         gpios = <&pio 4 4 GPIO_ACTIVE_HIGH>; /* PE4 */
   95                 };
   96         };
   97 
   98         usb-hub {
   99                 /* I2C is not connected */
  100                 compatible = "smsc,usb3503";
  101                 initial-mode = <1>; /* initialize in HUB mode */
  102                 disabled-ports = <1>;
  103                 intn-gpios = <&pio 7 5 GPIO_ACTIVE_HIGH>; /* PH5 */
  104                 reset-gpios = <&pio 4 16 GPIO_ACTIVE_LOW>; /* PE16 */
  105                 connect-gpios = <&pio 4 17 GPIO_ACTIVE_HIGH>; /* PE17 */
  106                 refclk-frequency = <19200000>;
  107         };
  108 
  109         reg_usb1_vbus: reg-usb1-vbus {
  110                 compatible = "regulator-fixed";
  111                 regulator-name = "usb1-vbus";
  112                 regulator-min-microvolt = <5000000>;
  113                 regulator-max-microvolt = <5000000>;
  114                 regulator-boot-on;
  115                 enable-active-high;
  116                 gpio = <&pio 3 29 GPIO_ACTIVE_HIGH>; /* PD29 */
  117         };
  118 
  119         reg_usb2_vbus: reg-usb2-vbus {
  120                 compatible = "regulator-fixed";
  121                 regulator-name = "usb2-vbus";
  122                 regulator-min-microvolt = <5000000>;
  123                 regulator-max-microvolt = <5000000>;
  124                 regulator-boot-on;
  125                 enable-active-high;
  126                 gpio = <&r_pio 0 6 GPIO_ACTIVE_HIGH>; /* PL6 */
  127         };
  128 
  129         sound {
  130                 compatible = "simple-audio-card";
  131                 simple-audio-card,name = "On-board SPDIF";
  132 
  133                 simple-audio-card,cpu {
  134                         sound-dai = <&spdif>;
  135                 };
  136 
  137                 simple-audio-card,codec {
  138                         sound-dai = <&spdif_out>;
  139                 };
  140         };
  141 
  142         spdif_out: spdif-out {
  143                 #sound-dai-cells = <0>;
  144                 compatible = "linux,spdif-dit";
  145         };
  146 
  147         wifi_pwrseq: wifi_pwrseq {
  148                 compatible = "mmc-pwrseq-simple";
  149                 clocks = <&ac100_rtc 1>;
  150                 clock-names = "ext_clock";
  151                 /* The WiFi low power clock must be 32768 Hz */
  152                 assigned-clocks = <&ac100_rtc 1>;
  153                 assigned-clock-rates = <32768>;
  154                 /* enables internal regulator and de-asserts reset */
  155                 reset-gpios = <&r_pio 0 2 GPIO_ACTIVE_LOW>; /* PL2 WL-PMU-EN */
  156         };
  157 };
  158 
  159 &cpu0 {
  160         cpu-supply = <&reg_dcdc2>;
  161 };
  162 
  163 &cpu100 {
  164         cpu-supply = <&reg_dcdc3>;
  165 };
  166 
  167 &de {
  168         status = "okay";
  169 };
  170 
  171 &ehci0 {
  172         /* GL830 USB-to-SATA bridge here */
  173         status = "okay";
  174 };
  175 
  176 &ehci1 {
  177         /* USB3503 HSIC USB 2.0 hub here */
  178         status = "okay";
  179 };
  180 
  181 &emac {
  182         pinctrl-names = "default";
  183         pinctrl-0 = <&emac_rgmii_pins>;
  184         phy-supply = <&reg_dldo4>;
  185         phy-handle = <&rgmii_phy>;
  186         phy-mode = "rgmii-id";
  187         status = "okay";
  188 };
  189 
  190 &hdmi {
  191         status = "okay";
  192 };
  193 
  194 &hdmi_out {
  195         hdmi_out_con: endpoint {
  196                 remote-endpoint = <&hdmi_con_in>;
  197         };
  198 };
  199 
  200 &mdio {
  201         rgmii_phy: ethernet-phy@1 {
  202                 compatible = "ethernet-phy-ieee802.3-c22";
  203                 reg = <1>;
  204         };
  205 };
  206 
  207 &mmc0 {
  208         pinctrl-names = "default";
  209         pinctrl-0 = <&mmc0_pins>;
  210         vmmc-supply = <&reg_dcdc1>;
  211         bus-width = <4>;
  212         cd-gpios = <&pio 5 6 GPIO_ACTIVE_LOW>; /* PF6 */
  213         status = "okay";
  214 };
  215 
  216 &mmc1 {
  217         vmmc-supply = <&reg_dcdc1>;
  218         vqmmc-supply = <&reg_sw>;
  219         mmc-pwrseq = <&wifi_pwrseq>;
  220         bus-width = <4>;
  221         non-removable;
  222         status = "okay";
  223 };
  224 
  225 &mmc2 {
  226         pinctrl-names = "default";
  227         pinctrl-0 = <&mmc2_8bit_emmc_pins>;
  228         vmmc-supply = <&reg_dcdc1>;
  229         bus-width = <8>;
  230         non-removable;
  231         cap-mmc-hw-reset;
  232         status = "okay";
  233 };
  234 
  235 &r_rsb {
  236         status = "okay";
  237 
  238         axp81x: pmic@3a3 {
  239                 compatible = "x-powers,axp818", "x-powers,axp813";
  240                 reg = <0x3a3>;
  241                 interrupt-parent = <&r_intc>;
  242                 interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_LOW>;
  243                 eldoin-supply = <&reg_dcdc1>;
  244                 swin-supply = <&reg_dcdc1>;
  245                 x-powers,drive-vbus-en;
  246         };
  247 
  248         ac100: codec@e89 {
  249                 compatible = "x-powers,ac100";
  250                 reg = <0xe89>;
  251 
  252                 ac100_codec: codec {
  253                         compatible = "x-powers,ac100-codec";
  254                         interrupt-parent = <&r_pio>;
  255                         interrupts = <0 11 IRQ_TYPE_LEVEL_LOW>; /* PL11 */
  256                         #clock-cells = <0>;
  257                         clock-output-names = "4M_adda";
  258                 };
  259 
  260                 ac100_rtc: rtc {
  261                         compatible = "x-powers,ac100-rtc";
  262                         interrupt-parent = <&r_intc>;
  263                         interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_LOW>;
  264                         clocks = <&ac100_codec>;
  265                         #clock-cells = <1>;
  266                         clock-output-names = "cko1_rtc",
  267                                              "cko2_rtc",
  268                                              "cko3_rtc";
  269                 };
  270         };
  271 };
  272 
  273 #include "axp81x.dtsi"
  274 
  275 &ac_power_supply {
  276         status = "okay";
  277 };
  278 
  279 &battery_power_supply {
  280         status = "okay";
  281 };
  282 
  283 &reg_aldo1 {
  284         regulator-always-on;
  285         regulator-min-microvolt = <1800000>;
  286         regulator-max-microvolt = <1800000>;
  287         regulator-name = "vcc-1v8";
  288 };
  289 
  290 &reg_aldo2 {
  291         regulator-always-on;
  292         regulator-min-microvolt = <1800000>;
  293         regulator-max-microvolt = <1800000>;
  294         regulator-name = "dram-pll";
  295 };
  296 
  297 &reg_aldo3 {
  298         regulator-always-on;
  299         regulator-min-microvolt = <3000000>;
  300         regulator-max-microvolt = <3000000>;
  301         regulator-name = "avcc";
  302 };
  303 
  304 &reg_dcdc1 {
  305         /*
  306          * The schematics say this should be 3.3V, but the FEX file says
  307          * it should be 3V. The latter makes sense, as the WiFi module's
  308          * I/O is indirectly powered from DCDC1, through SW. It is rated
  309          * at 2.98V maximum.
  310          */
  311         regulator-always-on;
  312         regulator-min-microvolt = <3000000>;
  313         regulator-max-microvolt = <3000000>;
  314         regulator-name = "vcc-3v";
  315 };
  316 
  317 &reg_dcdc2 {
  318         regulator-always-on;
  319         regulator-min-microvolt = <700000>;
  320         regulator-max-microvolt = <1100000>;
  321         regulator-name = "vdd-cpua";
  322 };
  323 
  324 &reg_dcdc3 {
  325         regulator-always-on;
  326         regulator-min-microvolt = <700000>;
  327         regulator-max-microvolt = <1100000>;
  328         regulator-name = "vdd-cpub";
  329 };
  330 
  331 &reg_dcdc4 {
  332         regulator-min-microvolt = <700000>;
  333         regulator-max-microvolt = <1100000>;
  334         regulator-name = "vdd-gpu";
  335 };
  336 
  337 &reg_dcdc5 {
  338         regulator-always-on;
  339         regulator-min-microvolt = <1500000>;
  340         regulator-max-microvolt = <1500000>;
  341         regulator-name = "vcc-dram";
  342 };
  343 
  344 &reg_dcdc6 {
  345         regulator-always-on;
  346         regulator-min-microvolt = <900000>;
  347         regulator-max-microvolt = <900000>;
  348         regulator-name = "vdd-sys";
  349 };
  350 
  351 &reg_dldo2 {
  352         regulator-min-microvolt = <3300000>;
  353         regulator-max-microvolt = <3300000>;
  354         regulator-name = "dp-pwr";
  355 };
  356 
  357 &reg_dldo3 {
  358         regulator-always-on;
  359         regulator-min-microvolt = <2500000>;
  360         regulator-max-microvolt = <2500000>;
  361         regulator-name = "ephy-io";
  362 };
  363 
  364 &reg_dldo4 {
  365         /*
  366          * The PHY requires 20ms after all voltages are applied until core
  367          * logic is ready and 30ms after the reset pin is de-asserted.
  368          * Set a 100ms delay to account for PMIC ramp time and board traces.
  369          */
  370         regulator-enable-ramp-delay = <100000>;
  371         regulator-min-microvolt = <3300000>;
  372         regulator-max-microvolt = <3300000>;
  373         regulator-name = "ephy";
  374 };
  375 
  376 &reg_drivevbus {
  377         regulator-name = "usb0-vbus";
  378         status = "okay";
  379 };
  380 
  381 &reg_eldo1 {
  382         regulator-min-microvolt = <1200000>;
  383         regulator-max-microvolt = <1200000>;
  384         regulator-name = "dp-bridge-1";
  385 };
  386 
  387 &reg_eldo2 {
  388         regulator-min-microvolt = <1200000>;
  389         regulator-max-microvolt = <1200000>;
  390         regulator-name = "dp-bridge-2";
  391 };
  392 
  393 &reg_fldo1 {
  394         /* TODO should be handled by USB PHY */
  395         regulator-always-on;
  396         regulator-min-microvolt = <1080000>;
  397         regulator-max-microvolt = <1320000>;
  398         regulator-name = "vdd12-hsic";
  399 };
  400 
  401 &reg_fldo2 {
  402         /*
  403          * Despite the embedded CPUs core not being used in any way,
  404          * this must remain on or the system will hang.
  405          */
  406         regulator-always-on;
  407         regulator-min-microvolt = <700000>;
  408         regulator-max-microvolt = <1100000>;
  409         regulator-name = "vdd-cpus";
  410 };
  411 
  412 &reg_rtc_ldo {
  413         regulator-name = "vcc-rtc";
  414 };
  415 
  416 &reg_sw {
  417         regulator-name = "vcc-wifi-io";
  418 };
  419 
  420 &spdif {
  421         status = "okay";
  422 };
  423 
  424 &uart0 {
  425         pinctrl-names = "default";
  426         pinctrl-0 = <&uart0_pb_pins>;
  427         status = "okay";
  428 };
  429 
  430 &uart1 {
  431         pinctrl-names = "default";
  432         pinctrl-0 = <&uart1_pins>, <&uart1_rts_cts_pins>;
  433         uart-has-rtscts;
  434         status = "okay";
  435 
  436         bluetooth {
  437                 compatible = "brcm,bcm4330-bt";
  438                 clocks = <&ac100_rtc 1>;
  439                 clock-names = "lpo";
  440                 vbat-supply = <&reg_dcdc1>;
  441                 vddio-supply = <&reg_sw>;
  442                 device-wakeup-gpios = <&r_pio 0 10 GPIO_ACTIVE_HIGH>; /* PL10 */
  443                 host-wakeup-gpios = <&r_pio 0 8 GPIO_ACTIVE_HIGH>; /* PL8 */
  444                 shutdown-gpios = <&r_pio 0 4 GPIO_ACTIVE_HIGH>; /* PL4 */
  445         };
  446 };
  447 
  448 &usb_otg {
  449         dr_mode = "otg";
  450         status = "okay";
  451 };
  452 
  453 &usb_power_supply {
  454         status = "okay";
  455 };
  456 
  457 &usbphy {
  458         usb0_id_det-gpios = <&pio 7 11 GPIO_ACTIVE_HIGH>; /* PH11 */
  459         usb0_vbus_power-supply = <&usb_power_supply>;
  460         usb0_vbus-supply = <&reg_drivevbus>;
  461         usb1_vbus-supply = <&reg_usb1_vbus>;
  462         usb2_vbus-supply = <&reg_usb2_vbus>;
  463         status = "okay";
  464 };
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FreeBSD/Linux Kernel Cross Reference sys/contrib/device-tree/src/arm/sun8i-a83t-cubietruck-plus.dts

FreeBSD/Linux Kernel Cross Reference
sys/contrib/device-tree/src/arm/sun8i-a83t-cubietruck-plus.dts
