** Summary changed:

- Missing NIC driver for Armada 8040 (Macchiatobin)
+ Enable NIC driver for Armada SOCs in disco/generic arm64

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https://bugs.launchpad.net/bugs/1835054

Title:
  Enable NIC driver for Armada SOCs in disco/generic arm64

Status in linux package in Ubuntu:
  In Progress
Status in linux source package in Disco:
  In Progress
Status in linux source package in Eoan:
  In Progress

Bug description:
  == SRU Justification ==
  The mvpp2 is a driver for network controllers(s) in Marvell SOCs, 
particularly Armada 8040.

  However this driver was neither enabled as a module or a built-in for
  Disco arm64.

  == Fix ==
  Just like what we did for armhf, set CONFIG_MVPP2 to "m" for arm64 can solve 
this problem.

  Corresponding configs like CONFIG_ARCH_MVEBU and CONFIG_ARCH_MULTI_V7
  need to be enabled as well to meet the dependency requirement.

  CONFIG_CRYPTO_DEV_SAFEXCEL and CONFIG_PCI_AARDVARK are disabled
  explicitly to avoid interactive dialogues when building the kernel.

  == Test ==
  A test kernel for Disco ARM64 could be found here:
  https://people.canonical.com/~phlin/kernel/lp-1835054-mvpp2/

  User has confirmed that the patched kernel can fix this missing driver
  issue.

  == Regression Potential ==
  Low, this patch just make this driver to be built as a module, and we already 
have this enabled for armhf.

  
  == Original Bug Report ==

  At least in Ubuntu 19.04, the arm64 kernel (linux-image-5.0.0) is not
  building CONFIG_MVPP2 (depends on CONFIG_ARCH_MVEBU) -  a driver for
  network controllers(s) in Marvell SOCs, particularly Armada 8040 -
  neither as a module or a built-in:

  $ uname -m
  aarch64
  $ grep MVPP2 /boot/config-5.0.0-20-generic
  $

  It makes very hard (and impossible for non-advanced users) to install
  and use Ubuntu on the Macchiatobin board (http://macchiatobin.net/) -
  a reasonably priced and performant server/mini-desktop platform.

  Could it be added, please, and the installer image re-generated.

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