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gadget storage device - unable to insmod

Guru 20755 points

Hello,

I have some difficulties using storage device with DM814x , 

This is the log on trying to insmod the device:

Applying sync command

_____ _____ _ _
| _ |___ ___ ___ ___ | _ |___ ___ |_|___ ___| |_
| | _| .'| . | . | | __| _| . | | | -_| _| _|
|__|__|_| |__,|_ |___| |__| |_| |___|_| |___|___|_|
|___| |___|

Arago Project http://arago-project.org dm814x ttyO0

Arago 2012.10 dm814x ttyO0

dm814x login: root
root@dm814x:~# mknod /dev/mmcblk0 b 179 0
root@dm814x:~# modprobe g_file_storage file=/dev/mmcblk0 stall=0 removable=1
g_file_storage gadget: No serial-number string provided!
g_file_storage gadget-lun0: unable to open backing file: /dev/mmcblk0
FATAL: Error inserting g_file_storage (/lib/modules/2.6.37/kernel/drivers/usb/gadget/g_file_storage.ko): No such device or address

.config file is attached,

3884.config.txt

Please advise,

Ran