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 = "rootfstype=ubifs root=ubi0:rootfs ubi.mtd=5 rw";
  17                 stdout-path = "serial0:115200n8";
  18         };
  19
  20         memory {
  21                 reg = <0x20000000 0x4000000>;
  22         };
  23
  24         clocks {
  25                 #address-cells = <1>;
  26                 #size-cells = <1>;
  27                 ranges;
  28
  29                 main_clock: clock {
  30                         compatible = "atmel,osc", "fixed-clock";
  31                         clock-frequency = <12000000>;
  32                 };
  33
  34                 slow_xtal {
  35                         clock-frequency = <32768>;
  36                 };
  37
  38                 main_xtal {
  39                         clock-frequency = <12000000>;
  40                 };
  41         };
  42
  43         ahb {
  44                 fb0: fb@00500000 {
  45                         display = <&display0>;
  46                         status = "okay";
  47
  48                         display0: display {
  49                                 bits-per-pixel = <16>;
  50                                 atmel,lcdcon-backlight;
  51                                 atmel,dmacon = <0x1>;
  52                                 atmel,lcdcon2 = <0x80008002>;
  53                                 atmel,guard-time = <1>;
  54                                 atmel,lcd-wiring-mode = "RGB";
  55
  56                                 display-timings {
  57                                         native-mode = <&timing0>;
  58                                         timing0: timing0 {
  59                                                 clock-frequency = <4965000>;
  60                                                 hactive = <240>;
  61                                                 vactive = <320>;
  62                                                 hback-porch = <1>;
  63                                                 hfront-porch = <33>;
  64                                                 vback-porch = <1>;
  65                                                 vfront-porch = <0>;
  66                                                 hsync-len = <5>;
  67                                                 vsync-len = <1>;
  68                                                 hsync-active = <1>;
  69                                                 vsync-active = <1>;
  70                                         };
  71                                 };
  72                         };
  73                 };
  74
  75                 nand0: nand@40000000 {
  76                         nand-bus-width = <8>;
  77                         nand-ecc-mode = "soft";
  78                         nand-on-flash-bbt = <1>;
  79                         status = "okay";
  80
  81                         at91bootstrap@0 {
  82                                 label = "at91bootstrap";
  83                                 reg = <0x0 0x40000>;
  84                         };
  85
  86                         bootloader@40000 {
  87                                 label = "bootloader";
  88                                 reg = <0x40000 0x80000>;
  89                         };
  90
  91                         bootloaderenv@c0000 {
  92                                 label = "bootloader env";
  93                                 reg = <0xc0000 0xc0000>;
  94                         };
  95
  96                         dtb@180000 {
  97                                 label = "device tree";
  98                                 reg = <0x180000 0x80000>;
  99                         };
 100
 101                         kernel@200000 {
 102                                 label = "kernel";
 103                                 reg = <0x200000 0x600000>;
 104                         };
 105
 106                         rootfs@800000 {
 107                                 label = "rootfs";
 108                                 reg = <0x800000 0x0f800000>;
 109                         };
 110                 };
 111
 112                 apb {
 113                         mmc0: mmc@fffa4000 {
 114                                 pinctrl-0 = <
 115                                         &pinctrl_board_mmc0
 116                                         &pinctrl_mmc0_clk
 117                                         &pinctrl_mmc0_slot0_cmd_dat0
 118                                         &pinctrl_mmc0_slot0_dat1_3>;
 119                                 status = "okay";
 120                                 slot@0 {
 121                                         reg = <0>;
 122                                         bus-width = <4>;
 123                                         cd-gpios = <&pioA 15 GPIO_ACTIVE_HIGH>;
 124                                 };
 125                         };
 126
 127                         usart0: serial@fffb0000 {
 128                                 pinctrl-0 = <
 129                                         &pinctrl_usart0
 130                                         &pinctrl_usart0_rts
 131                                         &pinctrl_usart0_cts>;
 132                                 status = "okay";
 133                         };
 134
 135                         adc0: adc@fffd0000 {
 136                                 pinctrl-names = "default";
 137                                 pinctrl-0 = <
 138                                         &pinctrl_adc0_ad0
 139                                         &pinctrl_adc0_ad1
 140                                         &pinctrl_adc0_ad2
 141                                         &pinctrl_adc0_ad3
 142                                         &pinctrl_adc0_ad4
 143                                         &pinctrl_adc0_ad5
 144                                         &pinctrl_adc0_adtrg>;
 145                                 atmel,adc-ts-wires = <4>;
 146                                 status = "okay";
 147                         };
 148
 149                         usb0: gadget@fffd4000 {
 150                                 atmel,vbus-gpio = <&pioA 8 GPIO_ACTIVE_HIGH>;
 151                                 status = "okay";
 152                         };
 153
 154                         spi0: spi@fffcc000 {
 155                                 status = "okay";
 156                                 cs-gpios = <&pioA 28 0>, <0>, <0>, <0>;
 157                                 mtd_dataflash@0 {
 158                                         compatible = "atmel,at45", "atmel,dataflash";
 159                                         spi-max-frequency = <15000000>;
 160                                         reg = <0>;
 161                                 };
 162                         };
 163
 164                         pwm0: pwm@fffc8000 {
 165                                 status = "okay";
 166
 167                                 pinctrl-names = "default";
 168                                 pinctrl-0 = <&pinctrl_pwm0_pwm1_2>,
 169                                         <&pinctrl_pwm0_pwm2_2>;
 170                         };
 171
 172                         dbgu: serial@fffff200 {
 173                                 status = "okay";
 174                         };
 175
 176                         pinctrl@fffff400 {
 177                                 mmc0 {
 178                                         pinctrl_board_mmc0: mmc0-board {
 179                                                 atmel,pins =
 180                                                         <AT91_PIOA 15 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;
 181                                         };
 182                                 };
 183                         };
 184
 185                         watchdog@fffffd40 {
 186                                 status = "okay";
 187                         };
 188
 189                         rtc@fffffe00 {
 190                                 status = "okay";
 191                         };
 192                 };
 193         };
 194
 195         pwmleds {
 196                 compatible = "pwm-leds";
 197
 198                 ds1 {
 199                         label = "ds1";
 200                         pwms = <&pwm0 1 5000 PWM_POLARITY_INVERTED>;
 201                         max-brightness = <255>;
 202                 };
 203
 204                 ds2 {
 205                         label = "ds2";
 206                         pwms = <&pwm0 2 5000 PWM_POLARITY_INVERTED>;
 207                         max-brightness = <255>;
 208                 };
 209         };
 210
 211         leds {
 212                 compatible = "gpio-leds";
 213
 214                 ds3 {
 215                         label = "ds3";
 216                         gpios = <&pioD 14 GPIO_ACTIVE_HIGH>;
 217                         linux,default-trigger = "heartbeat";
 218                 };
 219         };
 220
 221         gpio_keys {
 222                 compatible = "gpio-keys";
 223
 224                 right_click {
 225                         label = "right_click";
 226                         gpios = <&pioB 0 GPIO_ACTIVE_LOW>;
 227                         linux,code = <273>;
 228                         gpio-key,wakeup;
 229                 };
 230
 231                 left_click {
 232                         label = "left_click";
 233                         gpios = <&pioB 1 GPIO_ACTIVE_LOW>;
 234                         linux,code = <272>;
 235                         gpio-key,wakeup;
 236                 };
 237         };
 238
 239         i2c@0 {
 240                 status = "okay";
 241         };
 242
 243         i2c@1 {
 244                 status = "okay";
 245         };
 246 };