Explore the latest developments in Devicetree tooling and overlays in this informative Birds of a Feather (BoF) session led by Frank Rowand from Sony. Gain insights into the progress of Devicetree tools, their comparison with board files, and the current state of overlay implementation in the mainline kernel. Discover key updates, remaining challenges, and future expectations for basic overlays. Take advantage of this unique opportunity to engage directly with a Devicetree maintainer, bringing your questions, suggestions, and concerns to the forefront. Delve into topics such as annotation tools, device tree diff utilities, compiler improvements, and single function device tree trimming. Learn from Frank Rowand's extensive experience in Linux kernel development and his role as an open-source advocate at Sony.