On Fri, 22 Jan 2016, Arnd Bergmann wrote: > We just have to decide what to do for non-hub devices that the OF > specification calls "combined nodes" (device class 0, one configuration, > one interface) and that, like hubs do not have one of_node per interface > plus one per device, but only one node. > > Should we bind the of_node to the usb_device, the usb_interface or both > in this case? Doing both might be problematic and would need more > testing to be sure it works. The purpose of the of_node would generally be to express requirements necessary for operating the device, right? Since the device has to be operational before its interfaces can be known, the of_node should be bound to the usb_device. Alan Stern -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
