Beaglebone and TI linux SDK : Config mode of pins

Hi all ,
At the moment , I 'm doing work beaglebone with TI linuxsdk v5.05 (arago image) , I would like to configs pin as same as angstrom image , but I cant find the folder where stored the configuration pin file ( kernel/debug/omap…)
So who work with TI SDK and beagleboen , please help me how to do it
Thank a lot

Sorry I want to ask a stupid question , I run beaglebone with linux
TI-SDK OS , how to do config pin based on the command lines as same
as angstrom OS

You need to mount debugfs.

mount -t debugfs none /sys/kernel/debug


Thank Nick , but Can you present more clearly :)?