It can take a bit for USB devices to be detected, so if a USB device is
your rootfs and you don't set rootwait you will most likely get a kernel
panic. Fix this by adding rootwait to the kernel command line on
installation.
Fixes [YOCTO #9462].
(From OE-Core rev: 7f26cee3d8e4b2e9240b30c21be9fa7661186ccd)
Signed-off-by: California Sullivan <california.l.sullivan@intel.com>
Signed-off-by: Ross Burton <ross.burton@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>