TOMOYO Linux Cross Reference
Linux/arch/arm64/boot/dts/allwinner/sun50i-a100-allwinner-perf1.dts

   // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
   /*
    * Copyright (c) 2020 Yangtao Li <frank@allwinnertech.com>
    */
   
   /dts-v1/;
   
   #include "sun50i-a100.dtsi"
   
  /{
          model = "Allwinner A100 Perf1";
          compatible = "allwinner,a100-perf1", "allwinner,sun50i-a100";
  
          aliases {
                  serial0 = &uart0;
          };
  
          chosen {
                  stdout-path = "serial0:115200n8";
          };
  };
  
  &pio {
          vcc-pb-supply = <&reg_dcdc1>;
          vcc-pc-supply = <&reg_eldo1>;
          vcc-pd-supply = <&reg_dcdc1>;
          vcc-pe-supply = <&reg_dldo2>;
          vcc-pf-supply = <&reg_dcdc1>;
          vcc-pg-supply = <&reg_dldo1>;
          vcc-ph-supply = <&reg_dcdc1>;
  };
  
  &r_pio {
          /*
           * FIXME: We can't add that supply for now since it would
           * create a circular dependency between pinctrl, the regulator
           * and the RSB Bus.
           *
           * vcc-pl-supply = <&reg_aldo3>;
           */
  };
  
  &r_i2c0 {
          status = "okay";
  
          axp803: pmic@34 {
                  compatible = "x-powers,axp803";
                  reg = <0x34>;
                  interrupt-parent = <&r_intc>;
                  interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
                  x-powers,drive-vbus-en; /* set N_VBUSEN as output pin */
          };
  };
  
  #include "axp803.dtsi"
  
  &ac_power_supply {
          status = "okay";
  };
  
  &reg_aldo1 {
          regulator-always-on;
          regulator-min-microvolt = <1800000>;
          regulator-max-microvolt = <1800000>;
          regulator-name = "vcc-pll-avcc";
  };
  
  &reg_aldo2 {
          regulator-always-on;
          regulator-min-microvolt = <1800000>;
          regulator-max-microvolt = <1800000>;
          regulator-name = "vcc-dram-1";
  };
  
  &reg_aldo3 {
          regulator-always-on;
          regulator-min-microvolt = <3300000>;
          regulator-max-microvolt = <3300000>;
          regulator-name = "vcc-usb-pl";
  };
  
  &reg_dcdc1 {
          regulator-always-on;
          regulator-min-microvolt = <3300000>;
          regulator-max-microvolt = <3300000>;
          regulator-name = "vcc-io-usb-pd-emmc-nand-card";
  };
  
  &reg_dcdc2 {
          regulator-always-on;
          /*
           * FIXME: update min and max before support dvfs.
           */
          regulator-min-microvolt = <500000>;
          regulator-max-microvolt = <1300000>;
          regulator-name = "vdd-cpux";
  };
  
  /* DCDC3 is polyphased with DCDC2 */
 
 &reg_dcdc4 {
         regulator-always-on;
         regulator-min-microvolt = <950000>;
         regulator-max-microvolt = <950000>;
         regulator-name = "vdd-sys-usb-dram";
 };
 
 &reg_dcdc5 {
         regulator-always-on;
         regulator-min-microvolt = <1500000>;
         regulator-max-microvolt = <1500000>;
         regulator-name = "vcc-dram-2";
 };
 
 &reg_dldo1 {
         regulator-min-microvolt = <3300000>;
         regulator-max-microvolt = <3300000>;
         regulator-name = "vcc-pg-dcxo-wifi";
 };
 
 &reg_dldo2 {
         regulator-min-microvolt = <1800000>;
         regulator-max-microvolt = <2800000>;
         regulator-name = "vcc-pe-csi";
 };
 
 &reg_dldo3 {
         regulator-min-microvolt = <1800000>;
         regulator-max-microvolt = <3300000>;
         regulator-name = "ldo-avdd-csi";
 };
 
 &reg_dldo4 {
         regulator-min-microvolt = <1800000>;
         regulator-max-microvolt = <2800000>;
         regulator-name = "avcc-csi";
 };
 
 &reg_eldo1 {
         regulator-min-microvolt = <1800000>;
         regulator-max-microvolt = <1800000>;
         regulator-name = "vcc-pc-lvds-csi-efuse-emmc-nand";
 };
 
 &reg_eldo2 {
         regulator-min-microvolt = <1200000>;
         regulator-max-microvolt = <1800000>;
         regulator-name = "dvdd-csi";
 };
 
 &reg_eldo3 {
         regulator-min-microvolt = <1800000>;
         regulator-max-microvolt = <1800000>;
         regulator-name = "vcc-mipi-lcd";
 };
 
 &reg_fldo1 {
         regulator-always-on;
         regulator-min-microvolt = <900000>;
         regulator-max-microvolt = <900000>;
         regulator-name = "vdd-cpus-usb";
 };
 
 &reg_ldo_io0 {
         regulator-min-microvolt = <3300000>;
         regulator-max-microvolt = <3300000>;
         regulator-name = "vcc-ctp";
         status = "okay";
 };
 
 &reg_drivevbus {
         regulator-name = "usb0-vbus";
         status = "okay";
 };
 
 &uart0 {
         pinctrl-names = "default";
         pinctrl-0 = <&uart0_pb_pins>;
         status = "okay";
 };

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