Re: [GIT PULL 7/7] Samsung SoC for v3.14

[Olof Johansson <olof@lixom.net>]

On Mon, Dec 23, 2013 at 10:36:18AM +0100, Lukasz Majewski wrote:
> Hi Tomasz,
> 
> > Hi Olof,
> > 
> > On Sunday 22 of December 2013 14:11:41 Olof Johansson wrote:
> > > On Mon, Dec 16, 2013 at 05:23:01AM +0900, Kukjin Kim wrote:
> > > > The following changes since commit
> > > > 6ce4eac1f600b34f2f7f58f9cd8f0503d79e42ae:
> > > > 
> > > >   Linux 3.13-rc1 (2013-11-22 11:30:55 -0800)
> > > > 
> > > > are available in the git repository at:
> > > > 
> > > 
> > > > git://git.kernel.org/pub/scm/linux/kernel/git/kgene/linux-samsung.git
> > > > tags/samsung-soc
> > > > 
> > > > for you to fetch changes up to
> > > > 538cfbb4c40ab59688236484138133b8e3e89220:
> > > > 
> > > >   ARM: dts: Add initial support for Arndale Octa board (2013-12-16
> > > > 05:05:43 +0900)
> > > 
> > > Hi,
> > > 
> > > I'm not going to pull this.
> > > 
> > > I've asked you for about 6 months now (ever since Arnd went on
> > > leave) to please finish his multiplatform work for Exynos. Nothing
> > > has happened.
> > > 
> > > I'm not going to merge any more platform or SoC enablement code
> > > for Samsung platforms until Exynos has been converted over to
> > > multiplatform. Sorry.
> > 
> > Well, it's hard to disagree with you on this. Keeping adding new
> > things constantly definitely does not make us closer to multiplatform
> > support, as it only increases codebase of code that needs to be
> > cleaned up and made multiplatform aware.
> > 
> > However it's not that we're not doing anything towards mutliplatform
> > support. We're slowly getting there. A bit too slowly, but I'm afraid
> > this is due to the fact that we have definitely too little manpower
> > working on mainline support of Samsung SoCs.
> > 
> > As for good news, I already have a series cleaning up PM/sleep support
> > and making it multiplatform friendly and I'm going to post it
> > tomorrow. The bad news is that it depends on other series and I'm not
> > sure if we can get it merged in this release. I'll try to do whatever
> > possible to merge things as soon as possible, though.
> > 
> > From smaller things, we still need to sort out Exynos cpufreq driver
> > that has dependencies on headers in plat-samsung/ and mach-exynos/.
> > Unfortunately I don't have so much time to work on all the things at
> > the same time, so I hope that someone else could pick this task up.
> > Marek, Lukasz, what do you think?
> 
> Regarding the cpufreq for Exynos, we do need to clean things up.
> 
> It shall be possible to reuse generic cpufreq-cpu0.c and
> arm_big_little.c code instead of several copy pasted
> exynos[4|5]xxx-cpufreq.c ones.
> 
> This change will require some "virtual" clocks implementation for atomic
> clocks dividers change.
> 
> I've already committed myself to fix this code. When all goes smooth, I
> shall deliver some RFC code after new year.

Great!

Sounds like if you can start with this after new year that 3.15 will be
a good target for Exynos multiplatform. It's way overdue, and I would
be very happy to see it completed.


-Olof