MAINTAINERS: Add the staging vchiq driver as a bcm2835 responsibility.

It's being merged to support firmware communication on the Raspberry
Pi, so we should probably send its patches to linux-rpi-kernel.
Signed-off-by: NEric Anholt <eric@anholt.net>
Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>

MAINTAINERS

@@ -2592,6 +2592,7 @@ L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
 T:	git git://git.kernel.org/pub/scm/linux/kernel/git/rpi/linux-rpi.git
 S:	Maintained
 N:	bcm2835
+F:	drivers/staging/vc04_services
 
 BROADCOM BCM47XX MIPS ARCHITECTURE
 M:	Hauke Mehrtens <hauke@hauke-m.de>