hi,
The basic catalog selection for AM335x display is as -
SYSGEM_QVGA
SYSGEN_STANDARDSHELL
and your LCD Display Driver variable ..
And in my case the system was hanged after some seconds. To solve this issue Please have a look on this link --
http://social.msdn.microsoft.com/Forums/en-US/90d6ba74-c797-40f8-b52d-563ad7ded23f/solved-what-is-the-basic-catalog-item-selection-for-lcd-display-of-7-inch-for-am335x-bsp?forum=winembplatdev#28c81294-facf-411e-bfb6-68014c01c000