config: xea: Enable DM_SERIAL for the XEA (imx287 based) board

The XEA board now supports the DM_SERIAL feature in u-boot.

The SPL is using the SPL_OF_PLATDATA - i.e. NOT SPL_DM_SERIAL to
reduce the overall size of the SPL binary.

Signed-off-by: Lukasz Majewski <lukma@denx.de>
1 file changed