Merge remote-tracking branch 'afaerber/tags/prep-for-upstream' into staging

PReP machine and devices

* Fixes for i82378 PCI-ISA bridge endianness handling

# gpg: Signature made Wed 31 Jul 2013 04:25:51 PM CDT using RSA key ID 3E7E013F
# gpg: Can't check signature: public key not found

# By Hervé Poussineau
# Via Andreas Färber
* afaerber/tags/prep-for-upstream:
  i82378: Cleanup implementation
  pci-host/prep: Set isa_mem_base in the PCI host bridge