drm/imx: imx-ldb: check if channel is enabled before printing warning

[ Upstream commit c80d673b91a6c81d765864e10f2b15110ee900ad ]

If the second LVDS channel has been disabled in the DT when using dual-channel
mode we should not print a warning.

Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
1 file changed