* picoxcell/cleanup: (4 commits)
  MAINTAINERS: add maintainer entry for Picochip picoxcell
  ARM: picoxcell: move io mappings to common.c
  ARM: picoxcell: don't reserve irq_descs
  ARM: picoxcell: remove mach/memory.h

Conflicts:
	arch/arm/mach-at91/setup.c