[Arm-dev] Centos support for Marvell Armada 7k/8k
jperrin at centos.org
Mon Oct 2 21:45:13 UTC 2017
On 09/29/2017 05:35 AM, Marcin Wojtas wrote:
> As for the news, unmodified CentOS-7-aarch64 downloaded from
> works great on Marvell Armada 8040 MacchiatoBin (http://macchiatobin.net/).
> You can see vmlinuz-4.11.0-22.el7a.aarch64 bootlog here:
Oh very nice!
> All interfaces that are supported in the mainline linux kernel (with
> ACPI) work fine with Centos image as well. However as there's an
> effort to add ACPI support to remaining interfaces (e.g. network or
> sd/mmc controllers), we would like backport upstream patches to your
> tree. Hence I have a couple of questions in addition to what can be
> found in https://wiki.centos.org/SpecialInterestGroup/AltArch/AArch64/Contributions:
> 1. Are the Centos kernel sources accessible in some kind of public repository?
Yes. You can find the repository details at
https://git.centos.org/summary/?r=sig-altarch/kernel in the
We don't store the larger tarballs in git though, so it may help for you
to look at https://wiki.centos.org/Sources/ to see how to interact with
our look-aside repository.
> 2. When sending patches to arm-dev, do you require original commit log
> and URL to adequate patch in the kernel.org?
> 3. Is patch existence in linux-next sufficient for you to accept it?
> 4. I imagine proceeding in two steps - align drivers between v4.11 and
> mainline first and later add (still being developed) ACPI support
> patches once they are ready and merged upstream. Would it be ok for
As long as you're not disabling existing support in the kernel patches
(You can't turn acpi off, for example) and the patches are specific to
your hardware, that sounds fine.
> 5. Do you have some kind of merge windows/release cycles to follow,
> when upstreaming patches?
No, only when building updated install media.
> Given current quality of Centos support for new family of ARM64 SoCs,
> how about mentioning Armada 7k/8k family in 'Supported Hardware'
> section on https://wiki.centos.org/SpecialInterestGroup/AltArch/AArch64
I can add it as developmental support while we get the network pieces
and acpi sorted out. Will that work for you?
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