Move Exynos specific macros to mach-exynos from plat-samsung to avoid
unnecessary dependency on plat based header files.
Signed-off-by: NSachin Kamat <sachin.kamat@linaro.org>
Reviewed-by: NTomasz Figa <t.figa@samsung.com>
Signed-off-by: NKukjin Kim <kgene.kim@samsung.com>