fixes BeagleBoard C4 detection error message in serial console was: "WARNING: Could not determine device tree to use" change is found in upstream u-boot Signed-off-by: Dirk Neukirchen <dirkneukirchen@web.de> SVN-Revision: 43392
Signed-off-by: Imre Kaloz <kaloz@openwrt.org> SVN-Revision: 39044