MAINTAINERS: Add entries for Actions Semi OWL family

Add myself as the Maintainer for Actions Semi OWL family and its
relevant board, drivers.

Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
diff --git a/MAINTAINERS b/MAINTAINERS
index b2c9717..d582e56 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -145,6 +145,15 @@
 F:	arch/arm/cpu/pxa/
 F:	arch/arm/include/asm/arch-pxa/
 
+ARM OWL
+M:	Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
+S:	Maintained
+F:	arch/arm/include/asm/arch-owl/
+F:	arch/arm/mach-owl/
+F:	board/ucRobotics/
+F:	drivers/clk/owl/
+F:	drivers/serial/serial_owl.c
+
 ARM RENESAS RMOBILE/R-CAR
 M:	Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
 M:	Marek Vasut <marek.vasut+renesas@gmail.com>