Firmware blob is little endian looks like this...
        unsigned char  Version1
        unsigned char  Version2
        unsigned char  Version3
        unsigned char  Padding
        unsigned short start_address
	unsigned short data
Signed-off-by: NJaswinder Singh Rajput <jaswinderrajput@gmail.com>
Signed-off-by: NJames Bottomley <James.Bottomley@HansenPartnership.com>