arch/arm/boot/dts/at91sam9g20ek_common.dtsi

   1 /*
   2  * at91sam9g20ek_common.dtsi - Device Tree file for Atmel at91sam9g20ek board
   3  *
   4  * Copyright (C) 2012 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
   5  *
   6  * Licensed under GPLv2.
   7  */
   8 /include/ "at91sam9g20.dtsi"
   9
  10 / {
  11
  12         chosen {
  13                 bootargs = "mem=64M console=ttyS0,115200 root=/dev/mtdblock5 rw rootfstype=ubifs";
  14         };
  15
  16         memory {
  17                 reg = <0x20000000 0x4000000>;
  18         };
  19
  20         clocks {
  21                 #address-cells = <1>;
  22                 #size-cells = <1>;
  23                 ranges;
  24
  25                 main_clock: clock@0 {
  26                         compatible = "atmel,osc", "fixed-clock";
  27                         clock-frequency = <18432000>;
  28                 };
  29         };
  30
  31         ahb {
  32                 apb {
  33                         dbgu: serial@fffff200 {
  34                                 status = "okay";
  35                         };
  36
  37                         usart0: serial@fffb0000 {
  38                                 status = "okay";
  39                         };
  40
  41                         usart1: serial@fffb4000 {
  42                                 status = "okay";
  43                         };
  44
  45                         macb0: ethernet@fffc4000 {
  46                                 phy-mode = "rmii";
  47                                 status = "okay";
  48                         };
  49
  50                         usb1: gadget@fffa4000 {
  51                                 atmel,vbus-gpio = <&pioC 5 0>;
  52                                 status = "okay";
  53                         };
  54                 };
  55
  56                 nand0: nand@40000000 {
  57                         nand-bus-width = <8>;
  58                         nand-ecc-mode = "soft";
  59                         nand-on-flash-bbt;
  60                         status = "okay";
  61
  62                         at91bootstrap@0 {
  63                                 label = "at91bootstrap";
  64                                 reg = <0x0 0x20000>;
  65                         };
  66
  67                         barebox@20000 {
  68                                 label = "barebox";
  69                                 reg = <0x20000 0x40000>;
  70                         };
  71
  72                         bareboxenv@60000 {
  73                                 label = "bareboxenv";
  74                                 reg = <0x60000 0x20000>;
  75                         };
  76
  77                         bareboxenv2@80000 {
  78                                 label = "bareboxenv2";
  79                                 reg = <0x80000 0x20000>;
  80                         };
  81
  82                         oftree@80000 {
  83                                 label = "oftree";
  84                                 reg = <0xa0000 0x20000>;
  85                         };
  86
  87                         kernel@a0000 {
  88                                 label = "kernel";
  89                                 reg = <0xc0000 0x400000>;
  90                         };
  91
  92                         rootfs@4a0000 {
  93                                 label = "rootfs";
  94                                 reg = <0x4c0000 0x7800000>;
  95                         };
  96
  97                         data@7ca0000 {
  98                                 label = "data";
  99                                 reg = <0x7cc0000 0x8340000>;
 100                         };
 101                 };
 102
 103                 usb0: ohci@00500000 {
 104                         num-ports = <2>;
 105                         status = "okay";
 106                 };
 107         };
 108
 109         i2c@0 {
 110                 status = "okay";
 111
 112                 24c512@50 {
 113                         compatible = "24c512";
 114                         reg = <0x50>;
 115                 };
 116
 117                 wm8731@1b {
 118                         compatible = "wm8731";
 119                         reg = <0x1b>;
 120                 };
 121         };
 122
 123         gpio_keys {
 124                 compatible = "gpio-keys";
 125                 #address-cells = <1>;
 126                 #size-cells = <0>;
 127
 128                 btn3 {
 129                         label = "Button 3";
 130                         gpios = <&pioA 30 1>;
 131                         linux,code = <0x103>;
 132                         gpio-key,wakeup;
 133                 };
 134
 135                 btn4 {
 136                         label = "Button 4";
 137                         gpios = <&pioA 31 1>;
 138                         linux,code = <0x104>;
 139                         gpio-key,wakeup;
 140                 };
 141         };
 142 };