mx6sabresd: Fix LVDS width and color format

mx6sabresd boards have a 18-bit LVDS data width and the correct color format
is RGB666.

Suggested-by: Liu Ying <Ying.Liu@freescale.com>
Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
1 file changed