[    2.633162] mmc2: new DDR MMC card at address 0001
[    2.639038] mmcblk2: mmc2:0001 M8B16G 14.5 GiB
[    2.644158] mmcblk2boot0: mmc2:0001 M8B16G partition 1 4.00 MiB
[    2.651381] mmcblk2boot1: mmc2:0001 M8B16G partition 2 4.00 MiB
[    2.658890] sunxi-mmc 4022000.mmc: data error, sending stop command
[    2.666271] sunxi-mmc 4022000.mmc: data error, sending stop command
[    2.673400] sunxi-mmc 4022000.mmc: data error, sending stop command
[    2.679972] sunxi-mmc 4022000.mmc: data error, sending stop command
[    2.686631] sunxi-mmc 4022000.mmc: data error, sending stop command
[    2.782098] sunxi-mmc 4022000.mmc: data error, sending stop command
[    2.788481] blk_update_request: I/O error, dev mmcblk2, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0
[    2.798696] Buffer I/O error on dev mmcblk2, logical block 0, async page read
[    2.805892]  mmcblk2: unable to read partition table