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

   1 #include "bcm2835.dtsi"
   2
   3 / {
   4         memory {
   5                 reg = <0 0x10000000>;
   6         };
   7
   8         leds {
   9                 compatible = "gpio-leds";
  10
  11                 act {
  12                         label = "ACT";
  13                         default-state = "keep";
  14                         linux,default-trigger = "heartbeat";
  15                 };
  16         };
  17
  18         soc {
  19                 firmware: firmware {
  20                         compatible = "raspberrypi,bcm2835-firmware";
  21                         mboxes = <&mailbox>;
  22                 };
  23         };
  24 };
  25
  26 &gpio {
  27         pinctrl-names = "default";
  28
  29         gpioout: gpioout {
  30                 brcm,pins = <6>;
  31                 brcm,function = <BCM2835_FSEL_GPIO_OUT>;
  32         };
  33
  34         alt0: alt0 {
  35                 brcm,pins = <0 1 2 3 4 5 7 8 9 10 11 14 15 40 45>;
  36                 brcm,function = <BCM2835_FSEL_ALT0>;
  37         };
  38
  39         alt3: alt3 {
  40                 brcm,pins = <48 49 50 51 52 53>;
  41                 brcm,function = <BCM2835_FSEL_ALT3>;
  42         };
  43 };
  44
  45 &i2c0 {
  46         status = "okay";
  47         clock-frequency = <100000>;
  48 };
  49
  50 &i2c1 {
  51         status = "okay";
  52         clock-frequency = <100000>;
  53 };
  54
  55 &i2c2 {
  56         status = "okay";
  57 };
  58
  59 &sdhci {
  60         status = "okay";
  61         bus-width = <4>;
  62 };