QSPI and IFC are pin-multiplexed on LS1043A. So we use
ls1043aqds_sdcard_ifc_defconfig to support IFC in SD boot and
ls1043aqds_sdcard_qspi_defconfig to support QSPI in SD boot.
Signed-off-by: NGong Qianyu <Qianyu.Gong@freescale.com>
Reviewed-by: NYork Sun <york.sun@nxp.com>