arch/arm/boot/dts/sama5d3xcm.dtsi

   1 /*
   2  * sama5d3xcm.dtsi - Device Tree Include file for SAMA5D3x CPU Module
   3  *
   4  *  Copyright (C) 2013 Atmel,
   5  *                2013 Ludovic Desroches <ludovic.desroches@atmel.com>
   6  *
   7  * Licensed under GPLv2 or later.
   8  */
   9
  10 / {
  11         compatible = "atmel,sama5d3xcm", "atmel,sama5d3", "atmel,sama5";
  12
  13         chosen {
  14                 bootargs = "rootfstype=ubifs ubi.mtd=5 root=ubi0:rootfs";
  15                 stdout-path = "serial0:115200n8";
  16         };
  17
  18         memory {
  19                 reg = <0x20000000 0x20000000>;
  20         };
  21
  22         clocks {
  23                 slow_xtal {
  24                         clock-frequency = <32768>;
  25                 };
  26
  27                 main_xtal {
  28                         clock-frequency = <12000000>;
  29                 };
  30         };
  31
  32         ahb {
  33                 apb {
  34                         spi0: spi@f0004000 {
  35                                 cs-gpios = <&pioD 13 0>, <0>, <0>, <0>;
  36                         };
  37                 };
  38
  39                 ebi@10000000 {
  40                         pinctrl-0 = <&pinctrl_ebi_addr &pinctrl_ebi_cs0>;
  41                         pinctr-name = "default";
  42                         status = "okay";
  43
  44                         nor: flash@0,0 {
  45                                 compatible = "cfi-flash";
  46                                 linux,mtd-name = "physmap-flash.0";
  47                                 #address-cells = <1>;
  48                                 #size-cells = <1>;
  49                                 reg = <0x0 0x0 0x1000000>;
  50                                 bank-width = <2>;
  51                                 atmel,smc-read-mode = "nrd";
  52                                 atmel,smc-write-mode = "nwe";
  53                                 atmel,smc-bus-width = <16>;
  54                                 atmel,smc-ncs-rd-setup-ns = <0>;
  55                                 atmel,smc-ncs-wr-setup-ns = <0>;
  56                                 atmel,smc-nwe-setup-ns = <8>;
  57                                 atmel,smc-nrd-setup-ns = <16>;
  58                                 atmel,smc-ncs-rd-pulse-ns = <84>;
  59                                 atmel,smc-ncs-wr-pulse-ns = <84>;
  60                                 atmel,smc-nrd-pulse-ns = <76>;
  61                                 atmel,smc-nwe-pulse-ns = <76>;
  62                                 atmel,smc-nrd-cycle-ns = <107>;
  63                                 atmel,smc-nwe-cycle-ns = <84>;
  64                                 atmel,smc-tdf-ns = <16>;
  65                         };
  66
  67                         nand_controller: nand-controller {
  68                                 status = "okay";
  69
  70                                 nand@3 {
  71                                         reg = <0x3 0x0 0x2>;
  72                                         atmel,rb = <0>;
  73                                         nand-ecc-mode = "hw";
  74                                         nand-ecc-strength = <4>;
  75                                         nand-ecc-step-size = <512>;
  76                                         nand-on-flash-bbt;
  77                                         label = "atmel_nand";
  78
  79                                         partitions {
  80                                                 compatible = "fixed-partitions";
  81                                                 #address-cells = <1>;
  82                                                 #size-cells = <1>;
  83
  84                                                 at91bootstrap@0 {
  85                                                         label = "at91bootstrap";
  86                                                         reg = <0x0 0x40000>;
  87                                                 };
  88
  89                                                 bootloader@40000 {
  90                                                         label = "bootloader";
  91                                                         reg = <0x40000 0x80000>;
  92                                                 };
  93
  94                                                 bootloaderenv@c0000 {
  95                                                         label = "bootloader env";
  96                                                         reg = <0xc0000 0xc0000>;
  97                                                 };
  98
  99                                                 dtb@180000 {
 100                                                         label = "device tree";
 101                                                         reg = <0x180000 0x80000>;
 102                                                 };
 103
 104                                                 kernel@200000 {
 105                                                         label = "kernel";
 106                                                         reg = <0x200000 0x600000>;
 107                                                 };
 108
 109                                                 rootfs@800000 {
 110                                                         label = "rootfs";
 111                                                         reg = <0x800000 0x0f800000>;
 112                                                 };
 113                                         };
 114                                 };
 115                         };
 116                 };
 117         };
 118
 119         leds {
 120                 compatible = "gpio-leds";
 121
 122                 d2 {
 123                         label = "d2";
 124                         gpios = <&pioE 25 GPIO_ACTIVE_LOW>;     /* PE25, conflicts with A25, RXD2 */
 125                         linux,default-trigger = "heartbeat";
 126                 };
 127         };
 128 };