arch/arm/boot/dts/usb_a9263.dts

   1 /*
   2  * usb_a9263.dts - Device Tree file for Caloa USB A9293 board
   3  *
   4  *  Copyright (C) 2012 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
   5  *
   6  * Licensed under GPLv2 only
   7  */
   8 /dts-v1/;
   9 #include "at91sam9263.dtsi"
  10
  11 / {
  12         model = "Calao USB A9263";
  13         compatible = "atmel,usb-a9263", "atmel,at91sam9263", "atmel,at91sam9";
  14
  15         chosen {
  16                 bootargs = "mem=64M console=ttyS0,115200 root=/dev/mtdblock5 rw rootfstype=ubifs";
  17         };
  18
  19         memory {
  20                 reg = <0x20000000 0x4000000>;
  21         };
  22
  23         clocks {
  24                 slow_xtal {
  25                         clock-frequency = <32768>;
  26                 };
  27
  28                 main_xtal {
  29                         clock-frequency = <12000000>;
  30                 };
  31         };
  32
  33         ahb {
  34                 apb {
  35                         dbgu: serial@ffffee00 {
  36                                 status = "okay";
  37                         };
  38
  39                         tcb0: timer@fff7c000 {
  40                                 timer@0 {
  41                                         compatible = "atmel,tcb-timer";
  42                                         reg = <0>, <1>;
  43                                 };
  44
  45                                 timer@2 {
  46                                         compatible = "atmel,tcb-timer";
  47                                         reg = <2>;
  48                                 };
  49                         };
  50
  51                         macb0: ethernet@fffbc000 {
  52                                 phy-mode = "rmii";
  53                                 status = "okay";
  54                         };
  55
  56                         usb1: gadget@fff78000 {
  57                                 atmel,vbus-gpio = <&pioB 11 GPIO_ACTIVE_HIGH>;
  58                                 status = "okay";
  59                         };
  60
  61                         spi0: spi@fffa4000 {
  62                                 cs-gpios = <&pioB 15 GPIO_ACTIVE_HIGH>;
  63                                 status = "okay";
  64                                 mtd_dataflash@0 {
  65                                         compatible = "atmel,at45", "atmel,dataflash";
  66                                         reg = <0>;
  67                                         spi-max-frequency = <15000000>;
  68                                 };
  69                         };
  70
  71                         shdwc@fffffd10 {
  72                                 atmel,wakeup-counter = <10>;
  73                                 atmel,wakeup-rtt-timer;
  74                         };
  75                 };
  76
  77                 ebi0: ebi@10000000 {
  78                         status = "okay";
  79
  80                         nand_controller: nand-controller {
  81                                 status = "okay";
  82                                 pinctrl-0 = <&pinctrl_nand_cs &pinctrl_nand_rb>;
  83                                 pinctrl-names = "default";
  84
  85                                 nand@3 {
  86                                         reg = <0x3 0x0 0x800000>;
  87                                         rb-gpios = <&pioA 22 GPIO_ACTIVE_HIGH>;
  88                                         cs-gpios = <&pioA 15 GPIO_ACTIVE_HIGH>;
  89                                         nand-bus-width = <8>;
  90                                         nand-ecc-mode = "soft";
  91                                         nand-on-flash-bbt;
  92                                         label = "atmel_nand";
  93
  94                                         partitions {
  95                                                 compatible = "fixed-partitions";
  96                                                 #address-cells = <1>;
  97                                                 #size-cells = <1>;
  98
  99                                                 at91bootstrap@0 {
 100                                                         label = "at91bootstrap";
 101                                                         reg = <0x0 0x20000>;
 102                                                 };
 103
 104                                                 barebox@20000 {
 105                                                         label = "barebox";
 106                                                         reg = <0x20000 0x40000>;
 107                                                 };
 108
 109                                                 bareboxenv@60000 {
 110                                                         label = "bareboxenv";
 111                                                         reg = <0x60000 0x20000>;
 112                                                 };
 113
 114                                                 bareboxenv2@80000 {
 115                                                         label = "bareboxenv2";
 116                                                         reg = <0x80000 0x20000>;
 117                                                 };
 118
 119                                                 oftree@80000 {
 120                                                         label = "oftree";
 121                                                         reg = <0xa0000 0x20000>;
 122                                                 };
 123
 124                                                 kernel@a0000 {
 125                                                         label = "kernel";
 126                                                         reg = <0xc0000 0x400000>;
 127                                                 };
 128
 129                                                 rootfs@4a0000 {
 130                                                         label = "rootfs";
 131                                                         reg = <0x4c0000 0x7800000>;
 132                                                 };
 133
 134                                                 data@7ca0000 {
 135                                                         label = "data";
 136                                                         reg = <0x7cc0000 0x8340000>;
 137                                                 };
 138                                         };
 139                                 };
 140                         };
 141                 };
 142
 143                 usb0: ohci@a00000 {
 144                         num-ports = <2>;
 145                         status = "okay";
 146                 };
 147         };
 148
 149         leds {
 150                 compatible = "gpio-leds";
 151
 152                 user_led {
 153                         label = "user_led";
 154                         gpios = <&pioB 21 GPIO_ACTIVE_HIGH>;
 155                         linux,default-trigger = "heartbeat";
 156                 };
 157         };
 158
 159         gpio_keys {
 160                 compatible = "gpio-keys";
 161                 #address-cells = <1>;
 162                 #size-cells = <0>;
 163
 164                 user_pb {
 165                         label = "user_pb";
 166                         gpios = <&pioB 10 GPIO_ACTIVE_LOW>;
 167                         linux,code = <28>;
 168                         wakeup-source;
 169                 };
 170         };
 171
 172         i2c-gpio-0 {
 173                 status = "okay";
 174         };
 175 };