remove ipack buck driver
remove isdn drivers
remove macintosh drivers
remove s390 driver
remove sfi driver
remove sbus driver (Misc Linux/SPARC)
remove mailbox driver
remove PWM driver (Pulse-Width Modulation (PWM) Support)
remove avr32 arch
remove blackfin arch
remove hexagon arch
remove ia64 arch
remove m32r arch
remove m68k arch
remove metag arch
remove microblaze arch
remove mn10300 arch
remove openrisc from arch
remove pa-risc from arch
remove powerpc arch