error in boot µclunix : trying to free nonexistent resource 00000ca8-00000cac

i write driver i2C slave ( that here base adress 00000808 ans have 4 register ( byte)

when i start µclunix for nios2 , i have message like

trying to free nonexistent resource 00000808-0000080b

and i have not my driver name in /proc/devices

i checking in nio2.h , i found my base adress for i2c slave

what can be hapen , the µclunix lose the adress base or is the my file PTF is wrrong or other ?