Merge tag 'at91-cleanup' of git://git.kernel.org/pub/scm/linux/kernel/git/nferre...

Merge tag 'at91-cleanup' of git://git./linux/kernel/git/nferre/linux-at91 into next/cleanup

Merge "at91: cleanup for 3.20 #1" from Nicolas Ferre:

First batch of cleanup for 3.20:
- Documentation for AT91 SoC
- Config options, files and functions removal to continue the big !DT
  cleanup done in 3.19
- move of debug-macro.S to its usual location

* tag 'at91-cleanup' of git://git.kernel.org/pub/scm/linux/kernel/git/nferre/linux-at91:
  ARM: at91: remove useless at91rm9200_set_type()
  ARM: at91: remove useless at91rm9200_dt_initialize()
  ARM: at91: move debug-macro.S into the common space
  ARM: at91: remove useless at91_sysirq_mask_rtx
  ARM: at91: remove useless config MACH_AT91SAM9_DT
  ARM: at91: remove useless config MACH_AT91RM9200_DT
  ARM: at91: remove unused mach/memory.h
  ARM: at91: remove useless header file includes
  ARM: at91: remove unneeded header file
  rtc: at91/Kconfig: remove useless options
  ARM: at91/Documentation: add a README for Atmel SoCs

Signed-off-by: Olof Johansson <olof@lixom.net>