da850 has two MMC controller, MMCSD1 is served by eDMA1
Signed-off-by: NPeter Ujfalusi <peter.ujfalusi@ti.com>
Tested-by: NSushaanth Srirangapathi <sushaanth.s@ti.com>
Signed-off-by: NSekhar Nori <nsekhar@ti.com>