Writing of SPI Flash works just after it is plugged in,
[goodfet] / firmware /
drwxr-xr-x   ..
-rw-r--r-- 805 Makefile
drwxr-xr-x - apps
-rw-r--r-- 1491 goodfet.c
drwxr-xr-x - include
drwxr-xr-x - ldscripts
drwxr-xr-x - lib
drwxr-xr-x - tests