video: tegra: dsi: re-init DSI in seamless

video: tegra: dsi: re-init DSI in seamless

This patch re-initializes dsi in the kernel even
in seamless mode. This helps reduce the dependency
with bootloader set dsi configuration

Bug 200006804
Bug 1510417

Change-Id: I2f9ae5efd467b95b5d3b0f6568c2379f4f68522e
Signed-off-by: Vineel Kumar Reddy Kovvuri <vineelkumarr@nvidia.com>
Reviewed-on: http://git-master/r/418332
Reviewed-by: Animesh Kishore <ankishore@nvidia.com>
Reviewed-by: Robert Shih <rshih@nvidia.com>
Tested-by: Robert Shih <rshih@nvidia.com>
Reviewed-by: Automatic_Commit_Validation_User
GVS: Gerrit_Virtual_Submit
Reviewed-by: Mitch Luban <mluban@nvidia.com>