Documentation for device trees, a data structure by which bootloaders pass hardware layout to Linux in a device-independent manner, simplifying hardware probing. This subsystem is maintained by Grant Likely and has a mailing list at https://lists.ozlabs.org/listinfo/devicetree-discuss 00-INDEX - this file booting-without-of.txt - Booting Linux without Open Firmware, describes history and format of device trees. usage-model.txt - How Linux uses DT and what DT aims to solve.