arch/arm/boot/dts/overlays/i2c-pwm-pca9685a-overlay.dts

   1 // Definitions for NXP PCA9685A I2C PWM controller on ARM I2C bus.
   2 /dts-v1/;
   3 /plugin/;
   4
   5 /{
   6         compatible = "brcm,bcm2835";
   7
   8         fragment@0 {
   9                 target = <&i2c_arm>;
  10                 __overlay__ {
  11                         #address-cells = <1>;
  12                         #size-cells = <0>;
  13                         status = "okay";
  14
  15                         pca: pca@40 {
  16                                 compatible = "nxp,pca9685-pwm";
  17                                 #pwm-cells = <2>;
  18                                 reg = <0x40>;
  19                                 status = "okay";
  20                         };
  21                 };
  22         };
  23         __overrides__ {
  24                 addr = <&pca>,"reg:0";
  25         };
  26 };