This patch adds vp scaling feature for exynos hdmi. Scaling ratio
between source and destination is used for width and height.
Also meaningless variables to set registers are cleaned.
Signed-off-by: NSeung-Woo Kim <sw0312.kim@samsung.com>
Signed-off-by: NKyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: NInki Dae <inki.dae@samsung.com>