[omap]: don't fail if there are no dtbs

Signed-off-by: Imre Kaloz <kaloz@openwrt.org>



git-svn-id: svn://svn.openwrt.org/openwrt/trunk@39141 3c298f89-4303-0410-b956-a3cf2f4a3e73
[usb ethernet gadget]: handle new libs required for new kernels

Signed-off-by: Imre Kaloz <kaloz@openwrt.org>


git-svn-id: svn://svn.openwrt.org/openwrt/trunk@39142 3c298f89-4303-0410-b956-a3cf2f4a3e73