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Quelle  amlogic-c3-c302x-aw409.dts   Sprache: unbekannt

 
// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
 * Copyright (c) 2021 Amlogic, Inc. All rights reserved.
 */

/dts-v1/;

#include "amlogic-c3.dtsi"

/ {
 model = "Amlogic C302 aw409 Development Board";
 compatible = "amlogic,aw409", "amlogic,c3";
 interrupt-parent = <&gic>;
 #address-cells = <2>;
 #size-cells = <2>;

 aliases {
  serial0 = &uart_b;
  spi0 = &spifc;
 };

 memory@0 {
  device_type = "memory";
  reg = <0x0 0x0 0x0 0x10000000>;
 };

 reserved-memory {
  #address-cells = <2>;
  #size-cells = <2>;
  ranges;

  /* 9 MiB reserved for ARM Trusted Firmware */
  secmon_reserved: secmon@7f00000 {
   compatible = "shared-dma-pool";
   reg = <0x0 0x07f00000 0x0 0x900000>;
   no-map;
  };
 };

 main_12v: regulator-main-12v {
  compatible = "regulator-fixed";
  regulator-name = "12V";
  regulator-min-microvolt = <12000000>;
  regulator-max-microvolt = <12000000>;
  regulator-boot-on;
  regulator-always-on;
 };

 vcc_5v: regulator-vcc-5v {
  compatible = "regulator-fixed";
  regulator-name = "VCC5V";
  regulator-min-microvolt = <5000000>;
  regulator-max-microvolt = <5000000>;
  vin-supply = <&main_12v>;
  regulator-boot-on;
  regulator-always-on;
 };

 vddq: regulator-vddq {
  compatible = "regulator-fixed";
  regulator-name = "VDDQ";
  regulator-min-microvolt = <1200000>;
  regulator-max-microvolt = <1200000>;
  vin-supply = <&main_12v>;
  regulator-boot-on;
  regulator-always-on;
 };

 vddao_3v3: regulator-vddao-3v3 {
  compatible = "regulator-fixed";
  regulator-name = "VDDAO3V3";
  regulator-min-microvolt = <3300000>;
  regulator-max-microvolt = <3300000>;
  vin-supply = <&main_12v>;
  regulator-boot-on;
  regulator-always-on;
 };

 vddao_1v8: regulator-vddao-1v8 {
  compatible = "regulator-fixed";
  regulator-name = "VDDAO1V8";
  regulator-min-microvolt = <1800000>;
  regulator-max-microvolt = <1800000>;
  vin-supply = <&vddao_3v3>;
  regulator-boot-on;
  regulator-always-on;
 };

 ddr4_2v5: regulator-ddr4-2v5 {
  compatible = "regulator-fixed";
  regulator-name = "DDR4_2V5";
  regulator-min-microvolt = <2500000>;
  regulator-max-microvolt = <2500000>;
  vin-supply = <&vddao_3v3>;
  regulator-boot-on;
  regulator-always-on;
 };

 vcc_3v3: regulator-vcc-3v3 {
  compatible = "regulator-fixed";
  regulator-name = "VCC3V3";
  regulator-min-microvolt = <3300000>;
  regulator-max-microvolt = <3300000>;
  vin-supply = <&vddao_3v3>;
  regulator-boot-on;
  regulator-always-on;
 };

 vcc_1v8: regulator-vcc-1v8 {
  compatible = "regulator-fixed";
  regulator-name = "VCC1V8";
  regulator-min-microvolt = <1800000>;
  regulator-max-microvolt = <1800000>;
  vin-supply = <&vcc_3v3>;
  regulator-boot-on;
  regulator-always-on;
 };

 vdd_1v8: regulator-vdd-1v8 {
  compatible = "regulator-fixed";
  regulator-name = "VDD1V8_BOOT";
  regulator-min-microvolt = <1800000>;
  regulator-max-microvolt = <1800000>;
  vin-supply = <&vcc_3v3>;
  regulator-boot-on;
  regulator-always-on;
 };

 vddio_b: regulator-vddio-3v3-b {
  compatible = "regulator-fixed";
  regulator-name = "VDDIO_B";
  regulator-min-microvolt = <3300000>;
  regulator-max-microvolt = <3300000>;
  vin-supply = <&vcc_3v3>;
  regulator-boot-on;
  regulator-always-on;
 };

 sdcard: regulator-sdcard {
  compatible = "regulator-fixed";
  regulator-name = "SDCARD_POWER";
  regulator-min-microvolt = <3300000>;
  regulator-max-microvolt = <3300000>;
  vin-supply = <&vddao_3v3>;
  gpio = <&gpio GPIOA_4 GPIO_ACTIVE_LOW>;
  regulator-boot-on;
  regulator-always-on;
 };
};

&uart_b {
 status = "okay";
};

&nand {
 status = "okay";
 #address-cells = <1>;
 #size-cells = <0>;

 pinctrl-0 = <&nand_pins>;
 pinctrl-names = "default";

 nand@0 {
  reg = <0>;
  #address-cells = <1>;
  #size-cells = <1>;
  nand-on-flash-bbt;

  partition@0 {
   label = "boot";
   reg = <0x0 0x00200000>;
  };
  partition@200000 {
   label = "env";
   reg = <0x00200000 0x00400000>;
  };
  partition@600000 {
   label = "system";
   reg = <0x00600000 0x00a00000>;
  };
  partition@1000000 {
   label = "rootfs";
   reg = <0x01000000 0x03000000>;
  };
  partition@4000000 {
   label = "media";
   reg = <0x04000000 0x8000000>;
  };
 };
};

ðmac {
 status = "okay";
 phy-handle = <&internal_ephy>;
 phy-mode = "rmii";
};

&spifc {
 #address-cells = <1>;
 #size-cells = <0>;

 pinctrl-0 = <&spifc_pins>;
 pinctrl-names = "default";

 nand@0 {
  compatible = "spi-nand";
  reg = <0>;
  spi-max-frequency = <83000000>;
  spi-tx-bus-width = <4>;
  spi-rx-bus-width = <4>;
  status = "disabled";

  partitions {
   compatible = "fixed-partitions";
   #address-cells = <1>;
   #size-cells = <1>;

   partition@0 {
    label = "boot";
    reg = <0 0x200000>;
   };

   partition@200000 {
    label = "env";
    reg = <0x200000 0x400000>;
   };

   partition@600000 {
    label = "system";
    reg = <0x600000 0xa00000>;
   };

   partition@1000000 {
    label = "rootfs";
    reg = <0x1000000 0x3000000>;
   };

   partition@4000000 {
    label = "data";
    reg = <0x4000000 0x8000000>;
   };
  };
 };
};

&sd {
 status = "okay";
 pinctrl-0 = <&sdcard_pins>;
 pinctrl-1 = <&sdcard_clk_gate_pins>;
 pinctrl-names = "default","clk-gate";

 bus-width = <4>;
 cap-sd-highspeed;
 max-frequency = <50000000>;
 disable-wp;

 cd-gpios = <&gpio GPIOC_6 GPIO_ACTIVE_LOW>;
 vmmc-supply = <&sdcard>;
 vqmmc-supply = <&sdcard>;
};

[ Dauer der Verarbeitung: 0.2 Sekunden  (vorverarbeitet)  ]

                                                                                                                                                                                                                                                                                                                                                                                                     


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