m68k/defconfig: amcore board defconfig tuning

Changes to amcore board default config, as:
- diet to reduce kernel size
- enable sysfs gpio
- enable CONFIG_SYN_COOKIES protection

Signed-off-by: Angelo Dureghello <angelo@sysam.it>
Signed-off-by: Greg Ungerer <gerg@linux-m68k.org>
1 file changed