drivers/staging/pi433/Documentation/devicetree/pi433-overlay.dts

   1 // Definitions for Pi433
   2 /dts-v1/;
   3 /plugin/;
   4
   5 / {
   6         compatible = "bcm,bcm2835", "bcm,bcm2708", "bcm,bcm2709";
   7
   8         fragment@0 {
   9                 target = <&spi0>;
  10                 __overlay__ {
  11                         status = "okay";
  12
  13                         spidev@0{
  14                                 status = "disabled";
  15                         };
  16
  17                         spidev@1{
  18                                 status = "disabled";
  19                         };
  20                 };
  21         };
  22
  23         fragment@1 {
  24                 target = <&gpio>;
  25                 __overlay__ {
  26                         pi433_pins: pi433_pins {
  27                                 brcm,pins = <7 25 24>;
  28                                 brcm,function = <0 0 0>; // in in in
  29                         };
  30                 };
  31         };
  32
  33         fragment@2 {
  34                 target = <&spi0>;
  35                 __overlay__ {
  36                         #address-cells = <1>;
  37                         #size-cells = <0>;
  38                         status = "okay";
  39
  40                         pi433: pi433@0 {
  41                                 compatible = "Smarthome-Wolf,pi433";
  42                                 reg = <0>;
  43                                 spi-max-frequency = <10000000>;
  44                                 status = "okay";
  45
  46                                 pinctrl-0 = <&pi433_pins>;
  47                                 DIO0-gpio = <&gpio 24 0>;
  48                                 DIO1-gpio = <&gpio 25 0>;
  49                                 DIO2-gpio = <&gpio  7 0>;
  50                         };
  51                 };
  52         };
  53 };