Toradex Colibri, problem with eboot

[Dennis Semakin]

Hello

When I try to write u-boot image on flash, there is an error:

# dd if=u-boot.img of=/dev/mtdblock0
dd: writing '/dev/mtdblock0': Input/output error
1+0 records in
0+0 records out
#

Maybe driver works uncorrectly?