Re: [PATCH 2/3] mmc: sunxi: Set the 'New Timing' register for 8 bits DDR transfers

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On Thu, Jul 21, 2016 at 11:26:55AM +0200, Jean-Francois Moine wrote:
> On Thu, 21 Jul 2016 10:56:15 +0200
> Maxime Ripard <maxime.ripard@xxxxxxxxxxxxxxxxxx> wrote:
> 
> > On Wed, Jul 20, 2016 at 08:16:28PM +0200, Jean-Francois Moine wrote:
> > > The 'new timing mode' with 8 bits DDR works correctly when the NewTiming
> > > register is set.
> > 
> > What does that mode brings to the table?
> 
> From my tests, the eMMC of the Banana Pi M3 (A83T) cannot work when the
> new mode is not used.

That's odd. The one in the Pine64 seems to work just fine, and yet
there's only the new mode on the A64.

Maxime

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

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