三星s5pv210 SD挂载失败问题求助？

panpan335500

硬件平台：三星s5pv210
软件环境：linux系统
以下是串口打印出的报文：
请大神们帮忙分析分析原因
[   50.797654] mmc0: new high speed SDHC card at address b368
[   50.812547] mmcblk0: mmc0:b368 SD4GB 3.74 GiB
[   50.813976] mmcblk0: error -84 transferring data, sector 0, nr 8, cmd response 0x900, card status 0x0
[   50.814054] mmcblk0: retrying using single block read
[   50.814162] mmcblk0: timed out sending r/w cmd command, card status 0x400b00
[   50.815940] mmcblk0: command error, retrying timeout
[   50.831064] mmcblk0: error -84 transferring data, sector 0, nr 8, cmd response 0x900, card status 0x0
[   50.831147] end_request: I/O error, dev mmcblk0, sector 0
[   50.838386] Buffer I/O error on device mmcblk0, logical block 0
[   50.841895] mmcblk0: error -84 transferring data, sector 0, nr 8, cmd response 0x900, card status 0x0
[   50.850540] mmcblk0: retrying using single block read
[   50.863410] mmcblk0: timed out sending r/w cmd command, card status 0x400b00
[   50.863475] mmcblk0: command error, retrying timeout
[   50.871753] mmcblk0: error -84 transferring data, sector 0, nr 8, cmd response 0x900, card status 0x0
[   50.883306] end_request: I/O error, dev mmcblk0, sector 0
[   50.883456] mmcblk0: response CRC error sending r/w cmd command, card status 0xb00
[   50.899583] mmcblk0: response CRC error sending r/w cmd command, card status 0xb00
[   50.899717] mmcblk0: response CRC error sending r/w cmd command, card status 0xb00
[   50.913314] Buffer I/O error on device mmcblk0, logical block 0
[   50.913952] mmcblk0: error -84 transferring data, sector 0, nr 8, cmd response 0x900, card status 0x0
[   50.924680] mmcblk0: retrying using single block read
[   50.924879] mmcblk0: timed out sending r/w cmd command, card status 0x400b00
[   50.931878] mmcblk0: command error, retrying timeout
[   50.937172] mmcblk0: error -84 transferring data, sector 0, nr 8, cmd response 0x900, card status 0x0
[   50.946079] end_request: I/O error, dev mmcblk0, sector 0
[   50.952166] mmcblk0: error -84 sending status command, retrying
[   50.957257] mmcblk0: response CRC error sending r/w cmd command, card status 0xb00
[   50.973371] mmcblk0: response CRC error sending r/w cmd command, card status 0xb00
[   50.975436] Buffer I/O error on device mmcblk0, logical block 0
[   50.978214]  mmcblk0: unable to read partition table