[U-Boot] [PATCH v2 0/7] mmc: sunxi: Enable DM_MMC

Tom Rini trini at konsulko.com
Fri Jan 18 12:17:41 UTC 2019


On Fri, Jan 18, 2019 at 11:53:49AM +0000, Andre Przywara wrote:
> On Thu, 17 Jan 2019 22:39:44 +0530
> Jagan Teki <jagan at amarulasolutions.com> wrote:
> 
> > V2 for previous version[1] changes, for enabling DM_MMC
> > on Allwinner platform.
> 
> So this is a neat and simple solution to the DM_MMC problem, to the
> point where I am wondering why we actually need all those DT driven
> clock and reset drivers in the first place.
> But as I understand using plat data in this way is somewhat frowned
> upon and considered deprecated (although it makes a lot of sense in
> this context).
> 
> Also, isn't this series independent from the clock gates/reset
> patches? So why do you pile them on top of each other in sunxi/next?
> 
> If we really want to have the full featured DT driven clock and reset
> support, why not use it together:
> We keep the current mod clock support in the MMC driver, but use the
> newly introduced clock gates and reset support via the new clock
> driver, mostly replacing this series. This would give us some test
> coverage of the new clock driver, while still avoiding to rush the MMC
> mod clock implementation.
> 
> Does that make sense? Happy to bake some patches for that on the
> weekend.
> 
> Btw: After talking to Tom on IRC, the DM_MMC deadline is actually
> _after_ the 2019.04 release, so we don't need to have DM_MMC support in
> this merge window.

To be clearer, I plan to mark as BROKEN and start saying we're going to
remove stuff that isn't migrated, after the release.  So it would be
good to get things moved this release that can be moved this release.
Trying to use sunxi w/o MMC isn't going to be fun :)

-- 
Tom
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