FPGARM4U bootstrap

Download the basic example of the Bootstrap_v1.8 by Atmel

# wget http://atmel.com/dyn/resources/prod_documents/AT91Bootstrap1.8.zip

Get the FPGARM4U patch

# wget ... Bootstap1.8-Fpgarm4U.patch ...

Copy the patch and enter in the new directory

# cp Bootstap1.8-Fpgarm4U.patch Bootstrap1.8/
# cd Bootstrap1.8/

Apply the FPGARM4U patch to set the correct configuration values

# cat Bootstap1.8-Fpgarm4U.patch | patch -p1

Enter in the working directory

# cd board/at91sam9263ek/dataflash/

Start to compile the bootstrap code

# make clean
# make CROSS_COMPILE=arm-linux-gnu-

at the end you can find the binary file "dataflash_FPGARM4U_01_v1.8.bin" .