1* Intel High-definition Audio 2 3Configuration is set using 'verbs' which are blocks of 16 bytes of data each 4with a different purpose, a little like a simple instruction set. 5 6Top-level node 7-------------- 8 9Required properties: 10- compatible: "intel,hd-audio" 11- beep-verbs: list of verbs to send for a beep 12 13Optional properties 14- intel,beep-nid: Node ID to use for beep (will be detected if not provided) 15 16Required subnodes: 17- codecs: Contains a list of codec nodes 18 19 20* Codec nodes 21 22Required properties: 23- vendor-id: 16-bit vendor ID for audio codec 24- device-id: 16-bit device ID for audio codec 25- verbs: List of verbs, each 4 cells in length 26