TOMOYO Linux Cross Reference
Linux/arch/arm/boot/dts/allwinner/sun7i-a20-haoyu-marsboard.dts

   // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
   /*
    * Copyright 2021 Conley Lee
    * Conley Lee <conleylee@foxmail.com>
    */
   
   /dts-v1/;
   #include "sun7i-a20.dtsi"
   #include "sunxi-common-regulators.dtsi"
  
  #include <dt-bindings/gpio/gpio.h>
  #include <dt-bindings/interrupt-controller/irq.h>
  
  / {
          model = "HAOYU Electronics Marsboard A20";
          compatible = "haoyu,a20-marsboard", "allwinner,sun7i-a20";
  
          aliases {
                  serial0 = &uart0;
          };
  
          chosen {
                  stdout-path = "serial0:115200n8";
          };
  
          hdmi-connector {
                  compatible = "hdmi-connector";
                  type = "a";
  
                  port {
                          hdmi_con_in: endpoint {
                                  remote-endpoint = <&hdmi_out_con>;
                          };
                  };
          };
  };
  
  &ahci {
          target-supply = <&reg_ahci_5v>;
          status = "okay";
  };
  
  &codec {
          status = "okay";
  };
  
  &cpu0 {
          cpu-supply = <&reg_dcdc2>;
  };
  
  &de {
          status = "okay";
  };
  
  &ehci0 {
          status = "okay";
  };
  
  &ehci1 {
          status = "okay";
  };
  
  &gmac {
          pinctrl-names = "default";
          pinctrl-0 = <&gmac_mii_pins>, <&gmac_txerr>;
          phy-handle = <&phy0>;
          phy-mode = "mii";
          status = "okay";
  };
  
  &hdmi {
          status = "okay";
  };
  
  &hdmi_out {
          hdmi_out_con: endpoint {
                  remote-endpoint = <&hdmi_con_in>;
          };
  };
  
  &i2c0 {
          status = "okay";
  
          axp209: pmic@34 {
                  reg = <0x34>;
                  interrupt-parent = <&nmi_intc>;
                  interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
          };
  };
  
  &mmc0 {
          vmmc-supply = <&reg_vcc3v3>;
          bus-width = <4>;
          cd-gpios = <&pio 7 10 GPIO_ACTIVE_LOW>; /* PH10 */
          status = "okay";
  };
  
  &gmac_mdio {
          phy0: ethernet-phy@0 {
                 reg = <0>;
         };
 };
 
 &ohci0 {
         status = "okay";
 };
 
 &ohci1 {
         status = "okay";
 };
 
 &otg_sram {
         status = "okay";
 };
 
 &pio {
         gmac_txerr: gmac-txerr-pin {
                 pins = "PA17";
                 function = "gmac";
         };
 };
 
 &reg_ahci_5v {
         status = "okay";
 };
 
 #include "axp209.dtsi"
 
 &ac_power_supply {
         status = "okay";
 };
 
 &reg_dcdc2 {
         regulator-always-on;
         regulator-min-microvolt = <1000000>;
         regulator-max-microvolt = <1450000>;
         regulator-name = "vdd-cpu";
 };
 
 &reg_dcdc3 {
         regulator-always-on;
         regulator-min-microvolt = <1000000>;
         regulator-max-microvolt = <1400000>;
         regulator-name = "vdd-int-dll";
 };
 
 &reg_ldo1 {
         regulator-name = "vdd-rtc";
 };
 
 &reg_ldo2 {
         regulator-always-on;
         regulator-min-microvolt = <3000000>;
         regulator-max-microvolt = <3000000>;
         regulator-name = "avcc";
 };
 
 &reg_usb1_vbus {
         status = "okay";
 };
 
 &reg_usb2_vbus {
         status = "okay";
 };
 
 &uart0 {
         pinctrl-names = "default";
         pinctrl-0 = <&uart0_pb_pins>;
         status = "okay";
 };
 
 &usb_otg {
         dr_mode = "otg";
         status = "okay";
 };
 
 &usbphy {
         usb0_id_det-gpios = <&pio 7 4 (GPIO_ACTIVE_HIGH | GPIO_PULL_UP)>; /* PH4 */
         usb1_vbus-supply = <&reg_usb1_vbus>;
         usb2_vbus-supply = <&reg_usb2_vbus>;
         status = "okay";
 };

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