Learning Devicetree is one of the more difficult parts of getting comfortable with Zephyr. This post walks you through an example error and points out things to check while troubleshooting.
Reassigning pins in your Zephyr project is key to keeping your code portable. This guide demonstrates how to use devicetree overlay files to move peripherals like SPI or i2c to different pins, and how to make sure your new assignments don't collide with the existing configuration.