ARM: UniPhier: add basic support for UniPhier architecture

Initial commit for a new SoC family, UniPhier, developed by
Socionext Inc. (formerly, System LSI Business Division of
Panasonic Corporation).

This commit includes a minimal set of components for booting the
kernel, including SMP support.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>

diff --cc arch/arm/Kconfig
Simple merge

diff --cc arch/arm/Makefile
Simple merge

diff --cc arch/arm/mach-uniphier/Kconfig
Simple merge

diff --cc arch/arm/mach-uniphier/Makefile
Simple merge

diff --cc arch/arm/mach-uniphier/platsmp.c
Simple merge

diff --cc arch/arm/mach-uniphier/uniphier.c
Simple merge