Part Number: AM3352
Hi Team,
We use MTFC2GMDEA-0MWT A emmc device for booing in AM3352 mmc1 interface.
this device is JEDEC/MMC standard version 4.41-compliant.
We have booted the board from SD Card on mmc0 interface.
After that we can not able to read or wirte the eMMC after applying below command.
flash_eraseall /dev/mmcblk1
We are getting below error.
flash_eraseall /dev/mmcblk1
flash_eraseall has been replaced by `flash_erase <mtddev> 0 0`; please use it
libmtd: error!: "/dev/mmcblk1" is not a character device
flash_erase: error!: mtd_get_dev_info failed
[ 191.103337] print_req_error: 46 callbacks suppressed
[ 191.103361] print_req_error: I/O error, dev mmcblk1, sector 0
[ 191.114789] print_req_error: I/O error, dev mmcblk1, sector 1
[ 191.148378] print_req_error: I/O error, dev mmcblk1, sector 2
[ 191.182270] print_req_error: I/O error, dev mmcblk1, sector 3
[ 191.188514] print_req_error: I/O error, dev mmcblk1, sector 4
[ 191.222041] print_req_error: I/O error, dev mmcblk1, sector 5
[ 191.228239] print_req_error: I/O error, dev mmcblk1, sector 6
[ 191.261725] print_req_error: I/O error, dev mmcblk1, sector 7
[ 191.267542] Buffer I/O error on dev mmcblk1, logical block 0, async page read
[ 191.331190] print_req_error: I/O error, dev mmcblk1, sector 0
[ 191.337404] print_req_error: I/O error, dev mmcblk1, sector 1
[ 191.427766] Buffer I/O error on dev mmcblk1, logical block 0, async page read
[ 191.435229] mmcblk1: unable to read partition table
root@am335x-evm:~# [ 191.805058] Buffer I/O error on dev mmcblk1, logical block 468976, async page read
flash_eraseall has been replaced by `flash_erase <mtddev> 0 0`; please use it
libmtd: error!: "/dev/mmcblk1" is not a character device
flash_erase: error!: mtd_get_dev_info failed
[ 191.103337] print_req_error: 46 callbacks suppressed
[ 191.103361] print_req_error: I/O error, dev mmcblk1, sector 0
[ 191.114789] print_req_error: I/O error, dev mmcblk1, sector 1
[ 191.148378] print_req_error: I/O error, dev mmcblk1, sector 2
[ 191.182270] print_req_error: I/O error, dev mmcblk1, sector 3
[ 191.188514] print_req_error: I/O error, dev mmcblk1, sector 4
[ 191.222041] print_req_error: I/O error, dev mmcblk1, sector 5
[ 191.228239] print_req_error: I/O error, dev mmcblk1, sector 6
[ 191.261725] print_req_error: I/O error, dev mmcblk1, sector 7
[ 191.267542] Buffer I/O error on dev mmcblk1, logical block 0, async page read
[ 191.331190] print_req_error: I/O error, dev mmcblk1, sector 0
[ 191.337404] print_req_error: I/O error, dev mmcblk1, sector 1
[ 191.427766] Buffer I/O error on dev mmcblk1, logical block 0, async page read
[ 191.435229] mmcblk1: unable to read partition table
root@am335x-evm:~# [ 191.805058] Buffer I/O error on dev mmcblk1, logical block 468976, async page read
Regards,
Vivek
