ipu_common: Only apply the erratum to MX51

The following erratum :

"ENGcm08316
IPU: Clarification regarding the bypass mode registers setup for
display and camera interfaces"

only applies to mx51, so restrict its usage for this SoC only.

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