Same problem here.MLO did not work ,can not booting from MMC
am335x_sysbios_ind_sdk_1.1.0.4\sdk\starterware\bootloader
BeagleBone_Black Rev A5A
am335x_sysbios_ind_sdk_1.1.0.4\sdk\starterware\binary\armv7a\ewarm\am335x\beaglebone\bootloader\Release_MMCSD
BBB is ok in MLO from AM335X_StarterWare_02_00_01_01 after add BBB support,