Add hwmod support for the EMAC (and MDIO)
ethernet controller that's on the am35x
family of SoC's.
Signed-off-by: NMark A. Greer <mgreer@animalcreek.com>
[paul@pwsan.com: updated subject line; updated to apply on v3.5-rc4;
 added comments to hwmod data regarding IPSS]
Signed-off-by: NPaul Walmsley <paul@pwsan.com>