Photo of Johny Mattsson

Johny likes building systems for sending bits from one place to another and has been doing so for about twenty years, yet despite this is not very excited by web technology. From a background in high-performance telecomms systems development, he's moved closer to the silicon and now enjoys pushing microprocessors to their limits (and beyond, on good days). He has a never ending personal project list, ranging from software through to blacksmithing.  

Raspberry Pi – U-boot

With the introduction of the Raspberry Pi HATs (Hardware Attached on Top) there has been a push to support FDT (Flattened Device Tree) on the Pi for describing the actual hardware configuration. FDT isn’t a new thing as such, having...