and combine them into a single unified patch, as only two files need
to be patched anyway.
This will extend support of avr-binutils (over stock binutils-2.16) to
the following AVR devices:
ATtiny25/45/85
AT90PWM2/3
ATmega164/324/644
ATmega329/3290/649/6490
ATmega640/1280/1281