MAINTAINERS: update clk/sirf patterns

Commit 7bf21bc81f28 ("clk: sirf: re-arch to make the codes support both
prima2 and atlas6") moved the files, update the patterns.

Signed-off-by: Joe Perches <joe@perches.com>
Cc: Barry Song <Baohua.Song@csr.com>
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 4031bb8..18dddd8 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -911,7 +911,7 @@
 T:	git git://git.kernel.org/pub/scm/linux/kernel/git/baohua/linux.git
 S:	Maintained
 F:	arch/arm/mach-prima2/
-F:	drivers/clk/clk-prima2.c
+F:	drivers/clk/sirf/
 F:	drivers/clocksource/timer-prima2.c
 F:	drivers/clocksource/timer-marco.c
 N:	[^a-z]sirf