mmc: Convert mxsmmc eMMC driver for i.MX2{38} to DM/DTS

This patch converts the mxsmmc driver to support DM/DTS.

Moreover, it is also possible to use it in early SPL with
SPL_OF_PLATDATA enabled.

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