tms570 include DaVinci ethernet driver from FreeBSD Jakub Klama SoC 2010 work.

Register map of DaVinci TI DM335, DM355, DM365, DM64xx, DM81xx seem
to be compatible with TMS570.

Original FreeBSD sources imported from:
  http://p4web.freebsd.org/depot/projects/soc2010/jceel_dma/sys/arm/davinci/?ac=83

Signed-off-by: Premysl Houdek <kom541000@gmail.com>