staging: drm/imx: revert vsync_cnt for di->id 1
staging: drm/imx: revert vsync_cnt for di->id 1

partial fix of changes from
"staging: drm/imx: Add support for VGA via TVE on i.MX53"

parallel display support / DVI needs the original setting to work

Signed-off-by: Markus Niebel <34414c9ad25d2021c4bc6ff422780d6ea08bb0b5@tqs.de>
Acked-by: Philipp Zabel <db7328bbf81a38b011e8d0f5302fd54c788d0608@pengutronix.de>
Tested-by: Philipp Zabel <db7328bbf81a38b011e8d0f5302fd54c788d0608@pengutronix.de>
Tested-by: Rogerio Pimentel <cb6fb0c0fe0aeb977b285ebbb7eda5608dd49f34@gmail.com>
Signed-off-by: Greg Kroah-Hartman <4645f7897fd33786a2ee1264d590b3c400559d85@linuxfoundation.org>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs