arch/arm/boot/dts/at91sam9rlek.dts

   1 /*
   2  * at91sam9rlek.dts - Device Tree file for Atmel at91sam9rl reference board
   3  *
   4  *  Copyright (C) 2014  Alexandre Belloni <alexandre.belloni@free-electrons.com>
   5  *
   6  * Licensed under GPLv2 only
   7  */
   8 /dts-v1/;
   9 #include "at91sam9rl.dtsi"
  10
  11 / {
  12         model = "Atmel at91sam9rlek";
  13         compatible = "atmel,at91sam9rlek", "atmel,at91sam9rl", "atmel,at91sam9";
  14
  15         chosen {
  16                 bootargs = "console=ttyS0,115200 rootfstype=ubifs root=ubi0:rootfs ubi.mtd=5 rw";
  17         };
  18
  19         memory {
  20                 reg = <0x20000000 0x4000000>;
  21         };
  22
  23         clocks {
  24                 #address-cells = <1>;
  25                 #size-cells = <1>;
  26                 ranges;
  27
  28                 main_clock: clock {
  29                         compatible = "atmel,osc", "fixed-clock";
  30                         clock-frequency = <12000000>;
  31                 };
  32
  33                 slow_xtal {
  34                         clock-frequency = <32768>;
  35                 };
  36
  37                 main_xtal {
  38                         clock-frequency = <12000000>;
  39                 };
  40         };
  41
  42         ahb {
  43                 fb0: fb@00500000 {
  44                         display = <&display0>;
  45                         status = "okay";
  46
  47                         display0: display {
  48                                 bits-per-pixel = <16>;
  49                                 atmel,lcdcon-backlight;
  50                                 atmel,dmacon = <0x1>;
  51                                 atmel,lcdcon2 = <0x80008002>;
  52                                 atmel,guard-time = <1>;
  53                                 atmel,lcd-wiring-mode = "RGB";
  54
  55                                 display-timings {
  56                                         native-mode = <&timing0>;
  57                                         timing0: timing0 {
  58                                                 clock-frequency = <4965000>;
  59                                                 hactive = <240>;
  60                                                 vactive = <320>;
  61                                                 hback-porch = <1>;
  62                                                 hfront-porch = <33>;
  63                                                 vback-porch = <1>;
  64                                                 vfront-porch = <0>;
  65                                                 hsync-len = <5>;
  66                                                 vsync-len = <1>;
  67                                                 hsync-active = <1>;
  68                                                 vsync-active = <1>;
  69                                         };
  70                                 };
  71                         };
  72                 };
  73
  74                 nand0: nand@40000000 {
  75                         nand-bus-width = <8>;
  76                         nand-ecc-mode = "soft";
  77                         nand-on-flash-bbt = <1>;
  78                         status = "okay";
  79
  80                         at91bootstrap@0 {
  81                                 label = "at91bootstrap";
  82                                 reg = <0x0 0x40000>;
  83                         };
  84
  85                         bootloader@40000 {
  86                                 label = "bootloader";
  87                                 reg = <0x40000 0x80000>;
  88                         };
  89
  90                         bootloaderenv@c0000 {
  91                                 label = "bootloader env";
  92                                 reg = <0xc0000 0xc0000>;
  93                         };
  94
  95                         dtb@180000 {
  96                                 label = "device tree";
  97                                 reg = <0x180000 0x80000>;
  98                         };
  99
 100                         kernel@200000 {
 101                                 label = "kernel";
 102                                 reg = <0x200000 0x600000>;
 103                         };
 104
 105                         rootfs@800000 {
 106                                 label = "rootfs";
 107                                 reg = <0x800000 0x0f800000>;
 108                         };
 109                 };
 110
 111                 apb {
 112                         mmc0: mmc@fffa4000 {
 113                                 pinctrl-0 = <
 114                                         &pinctrl_board_mmc0
 115                                         &pinctrl_mmc0_clk
 116                                         &pinctrl_mmc0_slot0_cmd_dat0
 117                                         &pinctrl_mmc0_slot0_dat1_3>;
 118                                 status = "okay";
 119                                 slot@0 {
 120                                         reg = <0>;
 121                                         bus-width = <4>;
 122                                         cd-gpios = <&pioA 15 GPIO_ACTIVE_HIGH>;
 123                                 };
 124                         };
 125
 126                         usart0: serial@fffb0000 {
 127                                 pinctrl-0 = <
 128                                         &pinctrl_usart0
 129                                         &pinctrl_usart0_rts
 130                                         &pinctrl_usart0_cts>;
 131                                 status = "okay";
 132                         };
 133
 134                         adc0: adc@fffd0000 {
 135                                 pinctrl-names = "default";
 136                                 pinctrl-0 = <
 137                                         &pinctrl_adc0_ad0
 138                                         &pinctrl_adc0_ad1
 139                                         &pinctrl_adc0_ad2
 140                                         &pinctrl_adc0_ad3
 141                                         &pinctrl_adc0_ad4
 142                                         &pinctrl_adc0_ad5
 143                                         &pinctrl_adc0_adtrg>;
 144                                 atmel,adc-ts-wires = <4>;
 145                                 status = "okay";
 146                         };
 147
 148                         usb0: gadget@fffd4000 {
 149                                 atmel,vbus-gpio = <&pioA 8 GPIO_ACTIVE_HIGH>;
 150                                 status = "okay";
 151                         };
 152
 153                         spi0: spi@fffcc000 {
 154                                 status = "okay";
 155                                 cs-gpios = <&pioA 28 0>, <0>, <0>, <0>;
 156                                 mtd_dataflash@0 {
 157                                         compatible = "atmel,at45", "atmel,dataflash";
 158                                         spi-max-frequency = <15000000>;
 159                                         reg = <0>;
 160                                 };
 161                         };
 162
 163                         pwm0: pwm@fffc8000 {
 164                                 status = "okay";
 165
 166                                 pinctrl-names = "default";
 167                                 pinctrl-0 = <&pinctrl_pwm0_pwm1_2>,
 168                                         <&pinctrl_pwm0_pwm2_2>;
 169                         };
 170
 171                         dbgu: serial@fffff200 {
 172                                 status = "okay";
 173                         };
 174
 175                         pinctrl@fffff400 {
 176                                 mmc0 {
 177                                         pinctrl_board_mmc0: mmc0-board {
 178                                                 atmel,pins =
 179                                                         <AT91_PIOA 15 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;
 180                                         };
 181                                 };
 182                         };
 183
 184                         watchdog@fffffd40 {
 185                                 status = "okay";
 186                         };
 187
 188                         rtc@fffffe00 {
 189                                 status = "okay";
 190                         };
 191                 };
 192         };
 193
 194         pwmleds {
 195                 compatible = "pwm-leds";
 196
 197                 ds1 {
 198                         label = "ds1";
 199                         pwms = <&pwm0 1 5000 PWM_POLARITY_INVERTED>;
 200                         max-brightness = <255>;
 201                 };
 202
 203                 ds2 {
 204                         label = "ds2";
 205                         pwms = <&pwm0 2 5000 PWM_POLARITY_INVERTED>;
 206                         max-brightness = <255>;
 207                 };
 208         };
 209
 210         leds {
 211                 compatible = "gpio-leds";
 212
 213                 ds3 {
 214                         label = "ds3";
 215                         gpios = <&pioD 14 GPIO_ACTIVE_HIGH>;
 216                         linux,default-trigger = "heartbeat";
 217                 };
 218         };
 219
 220         gpio_keys {
 221                 compatible = "gpio-keys";
 222
 223                 right_click {
 224                         label = "right_click";
 225                         gpios = <&pioB 0 GPIO_ACTIVE_LOW>;
 226                         linux,code = <273>;
 227                         gpio-key,wakeup;
 228                 };
 229
 230                 left_click {
 231                         label = "left_click";
 232                         gpios = <&pioB 1 GPIO_ACTIVE_LOW>;
 233                         linux,code = <272>;
 234                         gpio-key,wakeup;
 235                 };
 236         };
 237
 238         i2c@0 {
 239                 status = "okay";
 240         };
 241
 242         i2c@1 {
 243                 status = "okay";
 244         };
 245 };