arch/arm/dts/at91sam9g45-gurnard.dts

   1 /*
   2  * at91sam9g20ek.dts - 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 /dts-v1/;
   9 #include "at91sam9g45.dtsi"
  10
  11 / {
  12         model = "Bluewater Systems Gurnard";
  13         compatible = "atmel,at91sam9g45", "atmel,at91sam9";
  14
  15         chosen {
  16                 bootargs = "mem=64M root=/dev/mtdblock5 rw rootfstype=ubifs";
  17                 stdout-path = "serial0:115200n8";
  18         };
  19
  20         memory {
  21                 reg = <0x20000000 0x8000000>;
  22         };
  23
  24         clocks {
  25                 slow_xtal {
  26                         clock-frequency = <32768>;
  27                 };
  28
  29                 main_xtal {
  30                         clock-frequency = <18432000>;
  31                 };
  32         };
  33
  34         ahb {
  35                 u-boot,dm-pre-reloc;
  36
  37                 fb@0x00500000 {
  38                         u-boot,dm-pre-reloc;
  39                         status = "okay";
  40                         display-timings {
  41                                 rev1 {
  42                                         clock-frequency = <4166666>;
  43                                         hactive = <480>;
  44                                         vactive = <272>;
  45                                         hfront-porch = <1>;
  46                                         hback-porch = <1>;
  47                                         hsync-len = <1>;
  48                                         vback-porch = <4>;
  49                                         vfront-porch = <2>;
  50                                         vsync-len = <1>;
  51                                         hsync-active = <0>;
  52                                         vsync-active = <0>;
  53                                 };
  54
  55                                 rev2 {
  56                                         clock-frequency = <4166666>;
  57                                         hactive = <480>;
  58                                         vactive = <272>;
  59                                         hfront-porch = <2>;
  60                                         hback-porch = <2>;
  61                                         hsync-len = <10>;
  62                                         vback-porch = <2>;
  63                                         vfront-porch = <2>;
  64                                         vsync-len = <10>;
  65                                         hsync-active = <0>;
  66                                         vsync-active = <0>;
  67                                 };
  68                         };
  69                 };
  70
  71                 apb {
  72                         pinctrl@fffff400 {
  73                                 board {
  74                                         pinctrl_pck0_as_mck: pck0_as_mck {
  75                                                 atmel,pins =
  76                                                         <AT91_PIOC 1 AT91_PERIPH_B AT91_PINCTRL_NONE>;  /* PC1 periph B */
  77                                         };
  78
  79                                 };
  80
  81                                 mmc0_slot1 {
  82                                         pinctrl_board_mmc0_slot1: mmc0_slot1-board {
  83                                                 atmel,pins =
  84                                                         <AT91_PIOC 9 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;   /* PC9 gpio CD pin pull up and deglitch */
  85                                         };
  86                                 };
  87                         };
  88
  89                         dbgu: serial@ffffee00 {
  90                                 status = "okay";
  91                         };
  92
  93                         macb0: ethernet@fffbc000 {
  94                                 phy-mode = "rmii";
  95                                 status = "okay";
  96                         };
  97
  98                         mmc0: mmc@fff80000 {
  99                                 pinctrl-0 = <
 100                                         &pinctrl_board_mmc0_slot1
 101                                         &pinctrl_mmc0_slot0_clk_cmd_dat0
 102                                         &pinctrl_mmc0_slot0_dat1_3>;
 103                                 status = "okay";
 104                                 slot@1 {
 105                                         reg = <1>;
 106                                         bus-width = <4>;
 107                                         cd-gpios = <&pioC 9 GPIO_ACTIVE_HIGH>;
 108                                 };
 109                         };
 110
 111                         ssc0: ssc@fff9c000 {
 112                                 status = "okay";
 113                                 pinctrl-0 = <&pinctrl_ssc0_tx>;
 114                         };
 115
 116                         spi0: spi@fffa4000 {
 117                                 cs-gpios = <0>, <&pioC 11 0>, <0>, <0>;
 118                                 mtd_dataflash@0 {
 119                                         compatible = "atmel,at45", "atmel,dataflash";
 120                                         spi-max-frequency = <50000000>;
 121                                         reg = <1>;
 122                                 };
 123                         };
 124
 125                         shdwc@fffffd10 {
 126                                 atmel,wakeup-counter = <10>;
 127                                 atmel,wakeup-rtt-timer;
 128                         };
 129
 130                         rtc@fffffd20 {
 131                                 atmel,rtt-rtc-time-reg = <&gpbr 0x0>;
 132                                 status = "okay";
 133                         };
 134
 135                         watchdog@fffffd40 {
 136                                 status = "okay";
 137                         };
 138
 139                         gpbr: syscon@fffffd60 {
 140                                 status = "okay";
 141                         };
 142                 };
 143
 144                 nand0: nand@40000000 {
 145                         nand-bus-width = <8>;
 146                         nand-ecc-mode = "hardware";
 147                         nand-on-flash-bbt;
 148                         status = "okay";
 149                 };
 150
 151                 usb1: ehci@00800000 {
 152                         atmel,vbus-gpio = <&pioC 5 GPIO_ACTIVE_HIGH>;
 153                         status = "okay";
 154                 };
 155         };
 156
 157 };