MFC r262591, r262592, r262593, r262597, r262598, r262599, r262600, r262601,
    r262606

  Initial import of Linux/Vendor DTS files for various embedded boards.

  Initial import of DTS files from Linux

  Correct initial import script

  New AT91 devices or fdt probe added to existing devices.  Some of these
  are just stubs for testing the new dts.
  - nand
  - SDRAMC
  - shdwc
  - tcb
  - usb host and gadget