[PATCH] cleanup arm startup a bit

[Sascha Hauer]

Some cleanups to the arm start files.

Sascha

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Sascha Hauer (4):
      ARM: add assembly function for setting up C environment
      introduce region_overlap() function
      ARM: cleanup piggydata copy check
      ARM: simplify start.c

 arch/arm/cpu/Makefile              |    4 +--
 arch/arm/cpu/setupc.S              |   34 ++++++++++++++++++++++++
 arch/arm/cpu/start-pbl.c           |   51 +++++++++---------------------------
 arch/arm/cpu/start.c               |   41 +++++------------------------
 arch/arm/include/asm/barebox-arm.h |    2 ++
 include/common.h                   |   13 +++++++++
 6 files changed, 70 insertions(+), 75 deletions(-)
 create mode 100644 arch/arm/cpu/setupc.S