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staging: fix olpc_dcon build, needs BACKLIGHT_CLASS_DEVICE

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Fix olpc_dcon.c build by selecting the needed kconfig symbol
BACKLIGHT_CLASS_DEVICE.

olpc_dcon.c:(.text+0x11588b): undefined reference to `backlight_device_register'

Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com>
Cc: Andres Salomon <dilinger@queued.net>
Cc: Chris Ball <cjb@laptop.org>
Cc: Jon Nettleton <jon.nettleton@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Randy Dunlap 2011-05-25 19:17:06 -07:00 committed by Greg Kroah-Hartman
parent fe35a59e16
commit 91e623decc
1 changed files with 1 additions and 0 deletions
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drivers/staging/olpc_dcon/Kconfig
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@ -2,6 +2,7 @@ config FB_OLPC_DCON
tristate "One Laptop Per Child Display CONtroller support"
depends on OLPC && FB
select I2C
select BACKLIGHT_CLASS_DEVICE
---help---
Add support for the OLPC XO DCON controller. This controller is
only available on OLPC platforms. Unless you have one of these