arch/arm/dts/socfpga_arria5_secu1.dts

   1 // SPDX-License-Identifier: GPL-2.0+
   2 /*
   3  * Copyright (C) 2016-2020 ABB
   4  */
   5
   6 #include "socfpga_arria5.dtsi"
   7 #include "socfpga-common-u-boot.dtsi"
   8 #include <dt-bindings/gpio/gpio.h>
   9
  10 / {
  11         model = "ABB SoC SECU1 Board";
  12         compatible = "altr,socfpga-secu1", "altr,socfpga";
  13
  14         chosen {
  15                 stdout-path = "serial0:115200n8";
  16                 bootargs = "console=ttyS0,115200";
  17         };
  18
  19         memory {
  20                 name = "memory";
  21                 device_type = "memory";
  22                 reg = <0x0 0x20000000>; /* 512MB */
  23         };
  24
  25         aliases {
  26                 /*
  27                  * this allow the ethaddr uboot environment variable contents
  28                  * to be added to the gmac0 device tree blob.
  29                  */
  30                 ethernet0 = &gmac0;
  31                 spi0 = &spi1;
  32         };
  33
  34         i2c_gpio: i2c@0 {
  35                 compatible = "i2c-gpio";
  36                 #address-cells = <1>;
  37                 #size-cells = <0>;
  38                 gpios = <&portc 5 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)    /* SDA */
  39                          &portc 6 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>;  /* SCL */
  40                 i2c-gpio,delay-us = <5>;        /* ~100 kHz */
  41                 i2c-gpio,deblock;
  42
  43                 temp_sensor@48 {
  44                         compatible = "national,lm75";
  45                         reg = <0x48>;
  46                 };
  47
  48                 eeprom@50 {
  49                         compatible = "at,24c08";
  50                         reg = <0x50>;
  51                 };
  52
  53                 rtc: rtc@68 {
  54                         compatible = "st,m41st87";
  55                         reg = <0x68>;
  56                         interrupt-parent = <&intc>;
  57                         interrupts = <0 42 0x4>;
  58                 };
  59         };
  60
  61         regulator_3_3v: 3-3-v-regulator {
  62                 compatible = "regulator-fixed";
  63                 regulator-name = "3.3V";
  64                 regulator-min-microvolt = <3300000>;
  65                 regulator-max-microvolt = <3300000>;
  66         };
  67 };
  68
  69 &gmac0 {
  70         status = "okay";
  71         phy-mode = "rgmii";
  72         fixed-link {
  73                 speed = <1000>;
  74                 full-duplex;
  75         };
  76 };
  77
  78 &gpio0 {
  79         status = "okay";
  80 };
  81
  82 &gpio1 {
  83         status = "okay";
  84 };
  85
  86 &gpio2 {
  87         status = "okay";
  88 };
  89
  90 &mmc0 {
  91         vmmc-supply = <&regulator_3_3v>;
  92         vqmmc-supply = <&regulator_3_3v>;
  93         bus-width = <4>;
  94         u-boot,dm-pre-reloc;
  95 };
  96
  97 &nand0 {
  98         status = "okay";
  99 };
 100
 101 &porta {
 102         bank-name = "porta";
 103 };
 104
 105 &portb {
 106         bank-name = "portb";
 107 };
 108
 109 &portc {
 110         bank-name = "portc";
 111 };
 112
 113 &spi1 {
 114         status = "okay";
 115 };
 116
 117 &uart0 {
 118         clock-frequency = <100000000>;
 119         u-boot,dm-pre-reloc;
 120         status = "okay";
 121 };
 122
 123 &uart1 {
 124         clock-frequency = <100000000>;
 125 };
 126
 127 &watchdog0 {
 128         u-boot,dm-pre-reloc;
 129         status = "okay";
 130 };