opencellular/rotundu: Add mainboard support

Adds Open Cellular rotundu mainboard supports.

  - 2x Ethernet support
  - MSATA support
  - CPU init
  - Memory init
  - USB support
  - EMMC but disabled

Not working:
  - TPM support

Create directory structure and Kconfig files for OpenCellular
Rotundu and copy sources from intel/minnowmax.

Change-Id: I391d4bdd485f4bf5396c764fe3f11d98369593e4
Signed-off-by: Hong Gan <>
Signed-off-by: David Hendricks <>
Tested-by: build bot (Jenkins) <>
Reviewed-by: Patrick Rudolph <>
21 files changed