ARM: dts: limit the maximum bandwidth to 1.1 Ghz for video mode

on 8226

Decrease the max BW check to 1.1 Ghz from 1.66 Ghz as recommended
based on the new set of bandwidth calculations.

Change-Id: I5702300e49cac39b3595b66eb6f8a32aa53d06bc
Signed-off-by: Anusha Koduru <kanusha@codeaurora.org>