drm/msm: reduce enable bandwidth to minimum voting

Current enable bandwidth is higher than required for
minimum voting. Reduce enable bandwidth to 2Mbps to
improve power saving.

CRs-Fixed: 2009714
Change-Id: Ie73dbc34dba9da18c686c364839e6ddbe549bb4b
Signed-off-by: Alan Kwong <akwong@codeaurora.org>
1 file changed