drm/mediatek: add clock factor for different IC

different IC has different clock designed in HDMI, the factor for
calculate clock should be different. Usinng the data in of_node
to find this factor.

Signed-off-by: chunhui dai <chunhui.dai@mediatek.com>
Signed-off-by: CK Hu <ck.hu@mediatek.com>
This commit is contained in:
chunhui dai 2018-10-03 11:41:44 +08:00 • committed by CK Hu
commit 55c78aa5c8