zephyr/samples/drivers/led_ws2812/boards/nrf52dk_nrf52832.overlay

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/*
* Copyright (c) 2019, Nordic Semiconductor ASA
*
* SPDX-License-Identifier: Apache-2.0
*/
#include <zephyr/dt-bindings/led/led.h>
#include "../nrf52-bindings.h"
&arduino_spi { /* MOSI on D11 / P0.23 */
compatible = "nordic,nrf-spim";
led_strip: ws2812@0 {
compatible = "worldsemi,ws2812-spi";
/* SPI */
reg = <0>; /* ignored, but necessary for SPI bindings */
spi-max-frequency = <SPI_FREQ>;
/* WS2812 */
chain-length = <16>; /* arbitrary; change at will */
color-mapping = <LED_COLOR_ID_GREEN
LED_COLOR_ID_RED
LED_COLOR_ID_BLUE>;
spi-one-frame = <ONE_FRAME>;
spi-zero-frame = <ZERO_FRAME>;
};
};
/ {
aliases {
led-strip = &led_strip;
};
};