#include <dt-bindings/led/led.h>

&spi1 {
   compatible = "nordic,nrf-spim";
   status = "okay";
   mosi-pin = <6>;
   // Unused pins, needed for SPI definition, but not used by the ws2812 driver itself.
   sck-pin = <5>;
   miso-pin = <7>;

   led_strip: ws2812@0 {
      compatible = "worldsemi,ws2812-spi";
      label = "WS2812";

      /* SPI */
      reg = <0>; /* ignored, but necessary for SPI bindings */
      spi-max-frequency = <4000000>;

      /* WS2812 */
      chain-length = <29>; /* arbitrary; change at will */
      spi-one-frame = <0x70>;
      spi-zero-frame = <0x40>;
      color-mapping = <
         LED_COLOR_ID_GREEN
         LED_COLOR_ID_RED
         LED_COLOR_ID_BLUE
      >;
   };
};

/ {
   chosen {
      zmk,underglow = &led_strip;
   };
};
