msm_fb: display: delete dsi clock control from cmdlist_commit

cmdlist_commit perform dsi clock control which turns off
dsi clock unexpectly when dsi controller is configured as
command mode during booting up. This cause display panel
can not be lit up. This patch drop clock control mechanism
from cmdlist_commit and move dsi clock control mechanism to
caller.

Change-Id: I1882ea3ee1c90ac5d76958c986740582929a5e3b
Signed-off-by: Kuogee Hsieh <khsieh@codeaurora.org>
Signed-off-by: Siddhartha Agrawal <agrawals@codeaurora.org>

Conflicts:
	drivers/video/msm/mipi_dsi_host.c
Add to panel CMD_CLK_CTRL to fix backlight not turning on in some cases.
msm_fb: display: add panel's late_init

 Some panels need to be initialized after panel is on.
 Add late_init to support this feature.

 CRs-fixed: 433011
 Change-Id: I73c623d1fe52363f070af79ce4bf7774cd84689e
 Signed-off-by: Kuogee Hsieh <khsieh@codeaurora.org>