Revert "staging/olpc: fix dependencies to fix build errors"

This reverts commit 6170155d.

It isn't correct.

Cc: Randy Dunlap <rdunlap@infradead.org>
Cc: Daniel Drake <dsd@laptop.org>
Cc: Jens Frederich <jfrederich@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/olpc_dcon/Kconfig

 config FB_OLPC_DCON
 	tristate "One Laptop Per Child Display CONtroller support"
 	depends on OLPC && FB
-	depends on (GPIO_CS5535 || GPIO_CS5535=n)
 	select I2C
 	select BACKLIGHT_CLASS_DEVICE
 	---help---