[U-Boot] [RFC 02/11] mtd/nand: add ONFI timing mode to nand_timings converter

Scott Wood scottwood at freescale.com
Wed Jun 10 21:06:43 CEST 2015


On Wed, 2015-06-10 at 10:33 +0200, Hans de Goede wrote:
> Hi Scott,
> 
> On June 8, 2015, 8:24 p.m., Scott Wood wrote:
> 
> <snip>
> 
>  >> Correct, my apologies as I should have clarified that "work by 
> Boris
>  >> Brezillon" does not
>  >> mean "upsteam work". The code comes from Boris' github tree[1] 
> and
>  >> contains work
>  >> that was not yet brought upstream, yet is required for NAND on 
> sunxi
>  >> to work.
>  >>> It would probably be better to handle this as part of a general
>  >>> sync
>  >>> with the Linux mtd code.
>  >> Ideally yes, but. In upstream Linux MTD we have a few issues to
>  >> address as shown
>  >> by Boris' patch-set, most importantly:
>  >> - NAND chip timings (patch 1 to 3)
>  >
>  > Patches 1-3 are already in Linux (if there are subtle differences
>  > needed those should be followup patches, with an explanation of 
> why it
>  > needs to differ from Linux), except that patch 3 for some reason 
> has
>  > "onfi_timing_mode_ds" where Linux has "onfi_timing_mode_default".
>  >
>  > I will try to do a sync soon.
> 
> If you could do that that would be great, that should at least shrink
> the size of this patch-set by 3 patches.
> 
> I assume that you will not be sending a pull-req for this sync for
> v2015.07,

No, it's too late for that even if I had it ready now.

>  if you can make a git branch with the sync available
> somewhere for us to build on top of, then that would be great.

OK.

-Scott



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