FreeBSD/Linux Kernel Cross Reference
sys/contrib/device-tree/src/arm/sun6i-a31s-yones-toptech-bs1078-v2.dts

     /*
      * Copyright 2015 Lawrence Yu <lyu@micile.com>
      *
      * This file is dual-licensed: you can use it either under the terms
      * of the GPL or the X11 license, at your option. Note that this dual
      * licensing only applies to this file, and not this project as a
      * whole.
      *
      *  a) This file is free software; you can redistribute it and/or
     *     modify it under the terms of the GNU General Public License as
     *     published by the Free Software Foundation; either version 2 of the
     *     License, or (at your option) any later version.
     *
     *     This file is distributed in the hope that it will be useful,
     *     but WITHOUT ANY WARRANTY; without even the implied warranty of
     *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     *     GNU General Public License for more details.
     *
     * Or, alternatively,
     *
     *  b) Permission is hereby granted, free of charge, to any person
     *     obtaining a copy of this software and associated documentation
     *     files (the "Software"), to deal in the Software without
     *     restriction, including without limitation the rights to use,
     *     copy, modify, merge, publish, distribute, sublicense, and/or
     *     sell copies of the Software, and to permit persons to whom the
     *     Software is furnished to do so, subject to the following
     *     conditions:
     *
     *     The above copyright notice and this permission notice shall be
     *     included in all copies or substantial portions of the Software.
     *
     *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
     *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
     *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
     *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
     *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
     *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
     *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
     *     OTHER DEALINGS IN THE SOFTWARE.
     */
    
    /dts-v1/;
    #include "sun6i-a31s.dtsi"
    #include "sunxi-common-regulators.dtsi"
    
    #include <dt-bindings/gpio/gpio.h>
    
    / {
            model = "Yones TopTech BS1078 v2 Tablet";
            compatible = "yones-toptech,bs1078-v2", "allwinner,sun6i-a31s";
    
            aliases {
                    serial0 = &uart0;
                    i2c1 = &i2c1;
                    i2c2 = &i2c2;
            };
    
            chosen {
                    stdout-path = "serial0:115200n8";
            };
    };
    
    &i2c1 {
            status = "okay";
    };
    
    &i2c2 {
            status = "okay";
    };
    
    &ehci0 {
            status = "okay";
    };
    
    &ehci1 {
            status = "okay";
    };
    
    &ohci0 {
            status = "okay";
    };
    
    &ohci1 {
            status = "okay";
    };
    
    &mmc0 {
            vmmc-supply = <&reg_vcc3v0>;
            bus-width = <4>;
            cd-gpios = <&pio 0 8 GPIO_ACTIVE_LOW>; /* PA8 */
            status = "okay";
    };
    
    &p2wi {
            status = "okay";
    
            axp22x: pmic@68 {
                    compatible = "x-powers,axp221";
                   reg = <0x68>;
                   interrupt-parent = <&r_intc>;
                   interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_LOW>;
           };
   };
   
   #include "axp22x.dtsi"
   
   &reg_aldo3 {
           regulator-always-on;
           regulator-min-microvolt = <2700000>;
           regulator-max-microvolt = <3300000>;
           regulator-name = "avcc";
   };
   
   &reg_dc1sw {
           regulator-name = "vcc-lcd-usb2";
   };
   
   &reg_dc5ldo {
           regulator-min-microvolt = <700000>;
           regulator-max-microvolt = <1320000>;
           regulator-name = "vdd-cpus";
   };
   
   &reg_dcdc1 {
           regulator-always-on;
           regulator-min-microvolt = <3000000>;
           regulator-max-microvolt = <3000000>;
           regulator-name = "vcc-3v0";
   };
   
   &reg_dcdc2 {
           regulator-min-microvolt = <700000>;
           regulator-max-microvolt = <1320000>;
           regulator-name = "vdd-gpu";
   };
   
   &reg_dcdc3 {
           regulator-always-on;
           regulator-min-microvolt = <700000>;
           regulator-max-microvolt = <1320000>;
           regulator-name = "vdd-cpu";
   };
   
   &reg_dcdc4 {
           regulator-always-on;
           regulator-min-microvolt = <700000>;
           regulator-max-microvolt = <1320000>;
           regulator-name = "vdd-sys-dll";
   };
   
   &reg_dcdc5 {
           regulator-always-on;
           regulator-min-microvolt = <1500000>;
           regulator-max-microvolt = <1500000>;
           regulator-name = "vcc-dram";
   };
   
   &reg_dldo1 {
           regulator-min-microvolt = <3300000>;
           regulator-max-microvolt = <3300000>;
           regulator-name = "vcc-wifi";
   };
   
   /* Voltage source for I2C pullup resistors for I2C Bus 0 */
   &reg_dldo3 {
           regulator-min-microvolt = <2800000>;
           regulator-max-microvolt = <2800000>;
           regulator-name = "vddio-csi";
   };
   
   &uart0 {
           pinctrl-names = "default";
           pinctrl-0 = <&uart0_ph_pins>;
           status = "okay";
   };
   
   &usbphy {
           usb1_vbus-supply = <&reg_dldo1>;
           usb2_vbus-supply = <&reg_dc1sw>;
           status = "okay";
   };

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