ARM: sti: Add STiH416 SOC support

The STiH416 is advanced HD AVC processor with 3D graphics acceleration
and 1.2-GHz ARM Cortex-A9 SMP CPU.

Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@st.com>
CC: Stephen Gallimore <stephen.gallimore@st.com>
CC: Stuart Menefy <stuart.menefy@st.com>
CC: Arnd Bergmann <arnd@arndb.de>
CC: Linus Walleij <linus.walleij@linaro.org>

Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@st.com>
Signed-off-by: Olof Johansson <olof@lixom.net>

Documentation/arm/sti/stih416-overview.txt

@@ -0,0 +1,12 @@
+			STiH416 Overview
+			================
+
+Introduction
+------------
+
+    The STiH416 is the next generation of HD, AVC set-top box processors
+    for satellite, cable, terrestrial and IP-STB markets.
+
+    Features
+    - ARM Cortex-A9 1.2 GHz dual core CPU
+    - SATA2x2,USB 2.0x3, PCIe, Gbit Ethernet MACx2