On 24/03/2015 21:03, Markus Armbruster wrote: > * Of the sysbus devices only "xlnx.xps-uartlite" seems to be available > with the machines that support -device for sysbus devices (ppce500 and > pseries-*). When I try to -device it there, I get "Device > xlnx.xps-uartlite is not supported by this machine yet." I'll ask > Alex to confirm. I'll prepare a patch that sets > cannot_instantiate_with_device_add_yet for the unavailable ones to > keep them unavailable, just like for the drive_get() abusers.
Right, only specific sysbus devices can be added with -device, because there is board-specific code to describe the device in the device tree. Paolo