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
  13 &gpio {
  14         pinctrl-names = "default";
  15         pinctrl-0 = <&alt0 &alt3>;
  16
  17         alt0: alt0 {
  18                 brcm,pins = <0 1 2 3 4 5 6 7 8 9 10 11 14 15 40 45>;
  19                 brcm,function = <4>; /* alt0 */
  20         };
  21
  22         alt3: alt3 {
  23                 brcm,pins = <48 49 50 51 52 53>;
  24                 brcm,function = <7>; /* alt3 */
  25         };
  26 };
  27
  28 &i2c0 {
  29         status = "okay";
  30         clock-frequency = <100000>;
  31 };
  32
  33 &i2c1 {
  34         status = "okay";
  35         clock-frequency = <100000>;
  36 };
  37
  38 &sdhci {
  39         status = "okay";
  40         bus-width = <4>;
  41 };