enable large block device support for usb supporting targets (a few missed it)

git-svn-id: svn://svn.dd-wrt.com/DD-WRT@21379 52c4871e-980c-0410-b1e0-e73912ce01f8
fix for erratum

git-svn-id: svn://svn.dd-wrt.com/DD-WRT@21380 52c4871e-980c-0410-b1e0-e73912ce01f8
we handle this within the kernel code now

git-svn-id: svn://svn.dd-wrt.com/DD-WRT@21381 52c4871e-980c-0410-b1e0-e73912ce01f8
remove soft trigger

git-svn-id: svn://svn.dd-wrt.com/DD-WRT@21382 52c4871e-980c-0410-b1e0-e73912ce01f8