MAINTAINERS: set up proper record for Xilinx Zynq

Setup correct zynq entry.
 - Add missing cadence_ttc_timer maintainership
 - Add zynq wildcard
 - Add xilinx wildcard
Signed-off-by: NMichal Simek <michal.simek@xilinx.com>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>

MAINTAINERS

@@ -1368,6 +1368,9 @@ T:	git git://git.xilinx.com/linux-xlnx.git
 S:	Supported
 F:	arch/arm/mach-zynq/
 F:	drivers/cpuidle/cpuidle-zynq.c
+N:	zynq
+N:	xilinx
+F:	drivers/clocksource/cadence_ttc_timer.c
 
 ARM SMMU DRIVER
 M:	Will Deacon <will.deacon@arm.com>