arch/arm64/boot/dts/intel/socfpga_n5x_socdk.dts

   1 // SPDX-License-Identifier:     GPL-2.0
   2 /*
   3  * Copyright (C) 2021, Intel Corporation
   4  */
   5 #include "socfpga_agilex.dtsi"
   6
   7 / {
   8         model = "eASIC N5X SoCDK";
   9         compatible = "intel,n5x-socdk", "intel,socfpga-agilex";
  10
  11         aliases {
  12                 serial0 = &uart0;
  13                 ethernet0 = &gmac0;
  14                 ethernet1 = &gmac1;
  15                 ethernet2 = &gmac2;
  16         };
  17
  18         chosen {
  19                 stdout-path = "serial0:115200n8";
  20         };
  21
  22         memory {
  23                 device_type = "memory";
  24                 /* We expect the bootloader to fill in the reg */
  25                 reg = <0 0 0 0>;
  26         };
  27
  28         soc {
  29                 sdram_edac: memory-controller@f87f8000 {
  30                         compatible = "snps,ddrc-3.80a";
  31                         reg = <0xf87f8000 0x400>;
  32                         interrupts = <0 175 4>;
  33                         status = "okay";
  34                 };
  35         };
  36 };
  37
  38 &clkmgr {
  39         compatible = "intel,easic-n5x-clkmgr";
  40 };
  41
  42 &gmac0 {
  43         status = "okay";
  44         phy-mode = "rgmii";
  45         phy-handle = <&phy0>;
  46
  47         max-frame-size = <9000>;
  48
  49         mdio0 {
  50                 #address-cells = <1>;
  51                 #size-cells = <0>;
  52                 compatible = "snps,dwmac-mdio";
  53                 phy0: ethernet-phy@0 {
  54                         reg = <4>;
  55
  56                         txd0-skew-ps = <0>; /* -420ps */
  57                         txd1-skew-ps = <0>; /* -420ps */
  58                         txd2-skew-ps = <0>; /* -420ps */
  59                         txd3-skew-ps = <0>; /* -420ps */
  60                         rxd0-skew-ps = <420>; /* 0ps */
  61                         rxd1-skew-ps = <420>; /* 0ps */
  62                         rxd2-skew-ps = <420>; /* 0ps */
  63                         rxd3-skew-ps = <420>; /* 0ps */
  64                         txen-skew-ps = <0>; /* -420ps */
  65                         txc-skew-ps = <900>; /* 0ps */
  66                         rxdv-skew-ps = <420>; /* 0ps */
  67                         rxc-skew-ps = <1680>; /* 780ps */
  68                 };
  69         };
  70 };
  71
  72 &mmc {
  73         status = "okay";
  74         cap-sd-highspeed;
  75         broken-cd;
  76         bus-width = <4>;
  77 };
  78
  79 &osc1 {
  80         clock-frequency = <25000000>;
  81 };
  82
  83 &qspi {
  84         status = "okay";
  85         flash@0 {
  86                 #address-cells = <1>;
  87                 #size-cells = <1>;
  88                 compatible = "micron,mt25qu02g", "jedec,spi-nor";
  89                 reg = <0>;
  90                 spi-max-frequency = <100000000>;
  91
  92                 m25p,fast-read;
  93                 cdns,page-size = <256>;
  94                 cdns,block-size = <16>;
  95                 cdns,read-delay = <2>;
  96                 cdns,tshsl-ns = <50>;
  97                 cdns,tsd2d-ns = <50>;
  98                 cdns,tchsh-ns = <4>;
  99                 cdns,tslch-ns = <4>;
 100
 101                 partitions {
 102                         compatible = "fixed-partitions";
 103                         #address-cells = <1>;
 104                         #size-cells = <1>;
 105
 106                         qspi_boot: partition@0 {
 107                                 label = "Boot and fpga data";
 108                                 reg = <0x0 0x03FE0000>;
 109                         };
 110
 111                         qspi_rootfs: partition@3FE0000 {
 112                                 label = "Root Filesystem - JFFS2";
 113                                 reg = <0x03FE0000 0x0C020000>;
 114                         };
 115                 };
 116         };
 117 };
 118
 119 &uart0 {
 120         status = "okay";
 121 };
 122
 123 &usb0 {
 124         status = "okay";
 125         disable-over-current;
 126 };
 127
 128 &watchdog0 {
 129         status = "okay";
 130 };