arch/arm/dts/at91sam9g20-taurus.dts

   1 /*
   2  * at91sam9g20-taurus.dts
   3  * (C) Copyright 2016
   4  * Heiko Schocher, DENX Software Engineering, hs@denx.de.
   5  *
   6  * Based on:
   7  * at91sam9g20ek.dts - Device Tree file for Atmel at91sam9g20ek board
   8  *
   9  * Copyright (C) 2012 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
  10  *
  11  * Licensed under GPLv2.
  12  */
  13 /dts-v1/;
  14 #include "at91sam9g20.dtsi"
  15
  16 / {
  17         model = "Siemens taurus";
  18         compatible = "atmel,at91sam9g20", "atmel,at91sam9";
  19
  20         chosen {
  21                 u-boot,dm-pre-reloc;
  22                 stdout-path = &dbgu;
  23         };
  24
  25         memory {
  26                 reg = <0x20000000 0x4000000>;
  27         };
  28
  29         clocks {
  30                 slow_xtal {
  31                         clock-frequency = <32768>;
  32                 };
  33
  34                 main_xtal {
  35                         clock-frequency = <18432000>;
  36                 };
  37         };
  38 };
  39
  40 &dbgu {
  41         status = "okay";
  42 };
  43
  44 &gpbr {
  45         status = "okay";
  46 };
  47
  48 &macb0 {
  49         phy-mode = "rmii";
  50         status = "okay";
  51 };
  52
  53 &nand0 {
  54         nand-bus-width = <8>;
  55         nand-ecc-mode = "soft";
  56         nand-on-flash-bbt;
  57         status = "okay";
  58 };
  59
  60 &pinctrl {
  61         u-boot,dm-pre-reloc;
  62         board {
  63                 pinctrl_pck0_as_mck: pck0_as_mck {
  64                         atmel,pins =
  65                         /* PC1 periph B */
  66                         <AT91_PIOC 1 AT91_PERIPH_B AT91_PINCTRL_NONE>;
  67                 };
  68
  69         };
  70 };
  71
  72 &rtc {
  73         atmel,rtt-rtc-time-reg = <&gpbr 0x0>;
  74         status = "okay";
  75 };
  76
  77 &spi0 {
  78         cs-gpios = <0>, <&pioC 11 0>, <0>, <0>;
  79         mtd_dataflash@0 {
  80                 compatible = "atmel,at45", "atmel,dataflash";
  81                 spi-max-frequency = <50000000>;
  82                 reg = <1>;
  83         };
  84 };
  85
  86 &ssc0 {
  87         status = "okay";
  88         pinctrl-0 = <&pinctrl_ssc0_tx>;
  89 };
  90
  91 &usart0 {
  92         pinctrl-0 =
  93                 <&pinctrl_usart0
  94                  &pinctrl_usart0_rts
  95                  &pinctrl_usart0_cts
  96                  &pinctrl_usart0_dtr_dsr
  97                  &pinctrl_usart0_dcd
  98                  &pinctrl_usart0_ri>;
  99         status = "okay";
 100 };
 101
 102 &usart1 {
 103         status = "okay";
 104 };
 105
 106 &usb0 {
 107         num-ports = <2>;
 108         status = "okay";
 109 };
 110
 111 &usb1 {
 112         atmel,vbus-gpio = <&pioC 5 GPIO_ACTIVE_HIGH>;
 113         status = "okay";
 114 };
 115
 116 &watchdog {
 117         u-boot,dm-pre-reloc;
 118         timeout-sec = <15>;
 119         status = "okay";
 120 };