stv0991: Add basic stv0991 architecture support

stv0991 architecture support added. It contains the support for
following blocks
- Timer
- uart

Signed-off-by: Vikas Manocha <vikas.manocha@st.com>
[trini: Add arch/arm/cpu/armv7/Makefile hunk]
Signed-off-by: Tom Rini <trini@ti.com>
diff --git a/board/st/stv0991/MAINTAINERS b/board/st/stv0991/MAINTAINERS
new file mode 100644
index 0000000..87221e9
--- /dev/null
+++ b/board/st/stv0991/MAINTAINERS
@@ -0,0 +1,5 @@
+STV0991 APPLICATION BOARD
+M:	Vikas Manocha <vikas.manocha@st.com>
+S:	Maintained
+F:	board/st/stv0991/
+F:	include/configs/stv0991.h