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