arch/arm/boot/dts/bcm2835-rpi-b.dts

   1 /dts-v1/;
   2 /include/ "bcm2835.dtsi"
   3
   4 / {
   5         compatible = "raspberrypi,model-b", "brcm,bcm2835";
   6         model = "Raspberry Pi Model B";
   7
   8         memory {
   9                 reg = <0 0x10000000>;
  10         };
  11
  12         leds {
  13                 compatible = "gpio-leds";
  14
  15                 act {
  16                         label = "ACT";
  17                         gpios = <&gpio 16 1>;
  18                         default-state = "keep";
  19                         linux,default-trigger = "heartbeat";
  20                 };
  21         };
  22 };
  23
  24 &gpio {
  25         pinctrl-names = "default";
  26         pinctrl-0 = <&alt0 &alt3>;
  27
  28         alt0: alt0 {
  29                 brcm,pins = <0 1 2 3 4 5 6 7 8 9 10 11 14 15 40 45>;
  30                 brcm,function = <4>; /* alt0 */
  31         };
  32
  33         alt3: alt3 {
  34                 brcm,pins = <48 49 50 51 52 53>;
  35                 brcm,function = <7>; /* alt3 */
  36         };
  37 };
  38
  39 &i2c0 {
  40         status = "okay";
  41         clock-frequency = <100000>;
  42 };
  43
  44 &i2c1 {
  45         status = "okay";
  46         clock-frequency = <100000>;
  47 };
  48
  49 &sdhci {
  50         status = "okay";
  51         bus-width = <4>;
  52 };