Re: [RFC PATCH 0/9] mtd: nand: add sunxi NAND Flash Controller support

[boris brezillon]

Hello Rob,

On 23/01/2014 16:22, Rob Herring wrote:
> On Sat, Jan 11, 2014 at 7:38 AM, boris brezillon
> <b.brezillon@xxxxxxxxxxx> wrote:
> > On 08/01/2014 15:21, Boris BREZILLON wrote:
> > > Hello,
> > >
> > > This series add the sunxi NFC support with up to 8 NAND chip connected.
> > > I'm still in the early stages drivers development and some key features
> > > are
> > > missing, but it's usable (I tested it on the cubietruck board).
> > >
> > > Here's what's missing:
> > >    - HW ECC support
> > >    - DMA support
> > >    - HW randomization support
> > >    - many more improvements
> > >
> > > This series depends on Emilio's patch series implementing mod0 clks
> > >
> > > (http://lists.infradead.org/pipermail/linux-arm-kernel/2013-July/185478.html)
> > > + an other patch not yet posted
> > >
> > > (http://git.elopez.com.ar/linux/commits/5b4eb3ac406b9c98965714d40e8dd6da943d1ab0)
> >
> > During my reasearch regarding the HW ECC and HW randomizer of the Allwinner
> > NAND flash controller I found this document describing the Altera NAND flash
> > controller
> > (which is in turn based on a cadence IP):
> Which may be similar to drivers/mtd/nand/denali.c as Cadence bought Denali?
Actually I was wrong, the sunxi and the cadence IP have nothing in common.
This was pointed out by Henrik (see this thread :
https://groups.google.com/forum/#!searchin/linux-sunxi/nand/linux-sunxi/x69tFBi95Zk/bNyJlWWOV8oJ 
<https://groups.google.com/forum/#%21searchin/linux-sunxi/nand/linux-sunxi/x69tFBi95Zk/bNyJlWWOV8oJ>).


Sorry for the false hopes.

Best Regards,

Boris

> Rob

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