[U-Boot] [linux-sunxi] Re: [PATCH 00/12] Big work on sunxi DW DRAM controllers and some new DDR type support

Maxime Ripard maxime.ripard at free-electrons.com
Wed May 31 14:32:12 UTC 2017


On Sat, May 27, 2017 at 12:50:03AM +0800, icenowy at aosc.io wrote:
> 在 2017-04-27 15:09,Maxime Ripard 写道:
> > Hi,
> > 
> > On Wed, Apr 26, 2017 at 10:49:55PM +0800, Icenowy Zheng wrote:
> > > This patchset contains several works on the sunxi DesignWare DRAM
> > > controllers.
> > > 
> > > The 1st patch made an option for H3-like DRAM controllers
> > > (DesignWare ones), which can ease further import of alike controllers.
> > > 
> > > The 2nd and 3rd patches are for supporting 16-bit DW DRAM controllers,
> > > in order to add V3s DRAM support (The controller on V3s is 16-bit).
> > > 
> > > The 4th patch adds bank detection code, in order to support some DDR2
> > > chips.
> > > 
> > > The 5th patch adds a framework for select DRAM type and timing -- it's
> > > needed for boards that use DRAM chips rather than DDR3.
> > > 
> > > The 6th patch enables dual rank detection in the DW DRAM code on SoCs
> > > except R40. For R40 the dual rank facility is still not so clear, so
> > > it's
> > > temporarily disabled.
> > > 
> > > The 7th~9th patches enables support for DRAM initialization and SPL
> > > for
> > > the V3s SoC, which integrates a DDR2 chip.
> > > 
> > > The 10th and 11th patches adds support for LPDDR3, with the stock
> > > boot0
> > > timing. (Seen in A83T boot0 source and some leaked H5/R40 libdram
> > > source)
> > > 
> > > The 12th patches adds a defconfig for SoPine w/ official baseboard,
> > > which
> > > utilizes LPDDR3.
> > 
> > All those changes looks good to me. I'll wait for Jens' review
> > however, since he knows that part much more than I do.
> 
> It seems that Jens haven't appeared for several months...
> 
> I grep'ed my local IRC log, and his latest appearance is in March.
> 
> After then he's still in the people list, however he haven't said
> anything since March.
> 
> The IRC client of him seems to be running on a VPS, so it's always
> online.

Since he hasn't replied for quite some time, let's merge it, this is
always something we can fix later on.

Acked-by: Maxime Ripard <maxime.ripard at free-electrons.com>

Jagan, can you apply this serie?

Thanks!
Maxime

-- 
Maxime Ripard, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com
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