there is a way to combine two flashes as one

[yanhui-wang]

3640:

I have one on board flash and two slots, there is a way to combine two of them to make a bigger one.

[paolo bevilacqua · Accepted solution]

No.

Edited to add:

If your flash is too small to contain the image you want, you can boot from tftp. In that case, there is no limit for the image size.