MAINTAINERS: add drivers/platform/msm to MSM subsystem

Signed-off-by: Kenneth Heitke <kheitke@codeaurora.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/MAINTAINERS b/MAINTAINERS
index fbf38d7..e11953d 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -917,6 +917,7 @@
 F:	drivers/mmc/host/msm_sdcc.h
 F:	drivers/tty/serial/msm_serial.h
 F:	drivers/tty/serial/msm_serial.c
+F:	drivers/platform/msm/
 T:	git git://codeaurora.org/quic/kernel/davidb/linux-msm.git
 S:	Maintained