arch/arm/dts/tegra210-p3450-0000.dts

   1 // SPDX-License-Identifier: GPL-2.0+
   2 /*
   3  *  (C) Copyright 2019-2020 NVIDIA Corporation <www.nvidia.com>
   4  */
   5 /dts-v1/;
   6
   7 #include "tegra210.dtsi"
   8
   9 / {
  10         model = "NVIDIA Jetson Nano Developer Kit";
  11         compatible = "nvidia,p3450-0000", "nvidia,tegra210";
  12
  13         chosen {
  14                 stdout-path = &uarta;
  15         };
  16
  17         aliases {
  18                 ethernet = "/pcie@1003000/pci@2,0/ethernet@0,0";
  19                 i2c0 = "/i2c@7000d000";
  20                 i2c2 = "/i2c@7000c400";
  21                 i2c3 = "/i2c@7000c500";
  22                 i2c4 = "/i2c@7000c700";
  23                 mmc0 = "/sdhci@700b0600";
  24                 mmc1 = "/sdhci@700b0000";
  25                 spi0 = "/spi@70410000";
  26                 usb0 = "/usb@7d000000";
  27         };
  28
  29         memory {
  30                 reg = <0x0 0x80000000 0x0 0xc0000000>;
  31         };
  32
  33         pcie@1003000 {
  34                 status = "okay";
  35
  36                 pci@1,0 {
  37                         status = "okay";
  38                 };
  39
  40                 pci@2,0 {
  41                         status = "okay";
  42
  43                         ethernet@0,0 {
  44                                 reg = <0x000000 0 0 0 0>;
  45                                 local-mac-address = [ 00 00 00 00 00 00 ];
  46                         };
  47                 };
  48         };
  49
  50         serial@70006000 {
  51                 status = "okay";
  52         };
  53
  54         padctl@7009f000 {
  55                 pinctrl-0 = <&padctl_default>;
  56                 pinctrl-names = "default";
  57
  58                 padctl_default: pinmux {
  59                         xusb {
  60                                 nvidia,lanes = "otg-1", "otg-2";
  61                                 nvidia,function = "xusb";
  62                                 nvidia,iddq = <0>;
  63                         };
  64
  65                         usb3 {
  66                                 nvidia,lanes = "pcie-5", "pcie-6";
  67                                 nvidia,function = "usb3";
  68                                 nvidia,iddq = <0>;
  69                         };
  70
  71                         pcie-x1 {
  72                                 nvidia,lanes = "pcie-0";
  73                                 nvidia,function = "pcie-x1";
  74                                 nvidia,iddq = <0>;
  75                         };
  76
  77                         pcie-x4 {
  78                                 nvidia,lanes = "pcie-1", "pcie-2",
  79                                                "pcie-3", "pcie-4";
  80                                 nvidia,function = "pcie-x4";
  81                                 nvidia,iddq = <0>;
  82                         };
  83
  84                         sata {
  85                                 nvidia,lanes = "sata-0";
  86                                 nvidia,function = "sata";
  87                                 nvidia,iddq = <0>;
  88                         };
  89                 };
  90         };
  91
  92         sdhci@700b0000 {
  93                 status = "okay";
  94                 cd-gpios = <&gpio TEGRA_GPIO(Z, 1) GPIO_ACTIVE_LOW>;
  95                 power-gpios = <&gpio TEGRA_GPIO(Z, 3) GPIO_ACTIVE_HIGH>;
  96                 bus-width = <4>;
  97         };
  98
  99         sdhci@700b0600 {
 100                 status = "okay";
 101                 bus-width = <8>;
 102                 non-removable;
 103         };
 104
 105         i2c@7000c400 {
 106                 status = "okay";
 107                 clock-frequency = <400000>;
 108         };
 109
 110         i2c@7000c500 {
 111                 status = "okay";
 112                 clock-frequency = <400000>;
 113         };
 114
 115         i2c@7000c700 {
 116                 status = "okay";
 117                 clock-frequency = <400000>;
 118         };
 119
 120         i2c@7000d000 {
 121                 status = "okay";
 122                 clock-frequency = <400000>;
 123         };
 124
 125         spi@70410000 {
 126                 status = "okay";
 127                 spi-max-frequency = <80000000>;
 128         };
 129
 130         usb@7d000000 {
 131                 status = "okay";
 132                 dr_mode = "peripheral";
 133         };
 134
 135         clocks {
 136                 compatible = "simple-bus";
 137                 #address-cells = <1>;
 138                 #size-cells = <0>;
 139
 140                 clk32k_in: clock@0 {
 141                         compatible = "fixed-clock";
 142                         reg = <0>;
 143                         #clock-cells = <0>;
 144                         clock-frequency = <32768>;
 145                 };
 146         };
 147 };