The source tree contains the Device Tree Compiler (dtc) toolchain for working with device tree source and binary files and also libfdt, a utility library for reading and manipulating the binary format.
DTC and LIBFDT are maintained by:
David Gibson david@gibson.dropbear.id.au Jon Loeliger jdl@jdl.com
The following list is for discussion about dtc and libfdt implementation mailto:devicetree-compiler@vger.kernel.org
Core device tree bindings are discussed on the devicetree-spec list: mailto:devicetree-spec@vger.kernel.org
http://devicetree.org/DeviceTreeCompiler