arch/mips/boot/dts/xilfpga/nexys4ddr.dts

   1 // SPDX-License-Identifier: GPL-2.0
   2 /dts-v1/;
   3
   4 #include "microAptiv.dtsi"
   5
   6 / {
   7         compatible = "digilent,nexys4ddr";
   8
   9         aliases {
  10                 serial0 = &axi_uart16550;
  11         };
  12         chosen {
  13                 bootargs = "console=ttyS0,115200";
  14                 stdout-path = "serial0:115200n8";
  15         };
  16
  17         memory {
  18                 device_type = "memory";
  19                 reg = <0x0 0x08000000>;
  20         };
  21
  22         cpuintc: interrupt-controller {
  23                 #address-cells = <0>;
  24                 #interrupt-cells = <1>;
  25                 interrupt-controller;
  26                 compatible = "mti,cpu-interrupt-controller";
  27         };
  28
  29         axi_intc: interrupt-controller@10200000 {
  30                 #interrupt-cells = <1>;
  31                 compatible = "xlnx,xps-intc-1.00.a";
  32                 interrupt-controller;
  33                 reg = <0x10200000 0x10000>;
  34                 xlnx,kind-of-intr = <0x0>;
  35                 xlnx,num-intr-inputs = <0x6>;
  36
  37                 interrupt-parent = <&cpuintc>;
  38                 interrupts = <6>;
  39         };
  40
  41         axi_gpio: gpio@10600000 {
  42                 #gpio-cells = <1>;
  43                 compatible = "xlnx,xps-gpio-1.00.a";
  44                 gpio-controller;
  45                 reg = <0x10600000 0x10000>;
  46                 xlnx,all-inputs = <0x0>;
  47                 xlnx,dout-default = <0x0>;
  48                 xlnx,gpio-width = <0x16>;
  49                 xlnx,interrupt-present = <0x0>;
  50                 xlnx,is-dual = <0x0>;
  51                 xlnx,tri-default = <0xffffffff>;
  52         } ;
  53
  54         axi_ethernetlite: ethernet@10e00000 {
  55                 compatible = "xlnx,xps-ethernetlite-3.00.a";
  56                 device_type = "network";
  57                 interrupt-parent = <&axi_intc>;
  58                 interrupts = <1>;
  59                 phy-handle = <&phy0>;
  60                 reg = <0x10e00000 0x10000>;
  61                 xlnx,duplex = <0x1>;
  62                 xlnx,include-global-buffers = <0x1>;
  63                 xlnx,include-internal-loopback = <0x0>;
  64                 xlnx,include-mdio = <0x1>;
  65                 xlnx,instance = "axi_ethernetlite_inst";
  66                 xlnx,rx-ping-pong = <0x1>;
  67                 xlnx,s-axi-id-width = <0x1>;
  68                 xlnx,tx-ping-pong = <0x1>;
  69                 xlnx,use-internal = <0x0>;
  70                 mdio {
  71                         #address-cells = <1>;
  72                         #size-cells = <0>;
  73                         phy0: phy@1 {
  74                                 device_type = "ethernet-phy";
  75                                 reg = <1>;
  76                         };
  77                 };
  78         };
  79
  80         axi_uart16550: serial@10400000 {
  81                 compatible = "ns16550a";
  82                 reg = <0x10400000 0x10000>;
  83
  84                 reg-shift = <2>;
  85                 reg-offset = <0x1000>;
  86
  87                 clocks  = <&ext>;
  88
  89                 interrupt-parent = <&axi_intc>;
  90                 interrupts = <0>;
  91         };
  92
  93         axi_i2c: i2c@10A00000 {
  94             compatible = "xlnx,xps-iic-2.00.a";
  95             interrupt-parent = <&axi_intc>;
  96             interrupts = <4>;
  97             reg = < 0x10A00000 0x10000 >;
  98             clocks = <&ext>;
  99             xlnx,clk-freq = <0x5f5e100>;
 100             xlnx,family = "Artix7";
 101             xlnx,gpo-width = <0x1>;
 102             xlnx,iic-freq = <0x186a0>;
 103             xlnx,scl-inertial-delay = <0x0>;
 104             xlnx,sda-inertial-delay = <0x0>;
 105             xlnx,ten-bit-adr = <0x0>;
 106             #address-cells = <1>;
 107             #size-cells = <0>;
 108
 109             ad7420@4B {
 110                 compatible = "adi,adt7420";
 111                 reg = <0x4B>;
 112             };
 113         } ;
 114 };
 115
 116 &ext {
 117         clock-frequency = <50000000>;
 118 };