UPSTREAM: Revert "drm/bridge: lt9611uxc: Switch to devm MIPI-DSI helpers"

This reverts commit f53a0457.

This and the dependent fixes broke display on RB5.

Signed-off-by: Amit Pundir <amit.pundir@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

Bug: 146449535
Change-Id: I4fdd0480c2df048a97dff263fc7da4016110c8f8
Signed-off-by: Amit Pundir <amit.pundir@linaro.org>
(cherry picked from commit 7aa33c99)