[U-Boot] [PATCH] mtd: nand: vf610_nfc: resync with upstream Linux version

[Scott Wood <scottwood@freescale.com>]

On Wed, 2015-10-14 at 13:27 +0200, Albert ARIBAUD wrote:
> On Wed, 14 Oct 2015 13:21:41 +0200, Albert ARIBAUD (3ADEV)
> <albert.aribaud@3adev.fr> wrote:
> > Hello Stefan,
> > 
> > On Tue, 13 Oct 2015 22:11:42 -0700, Stefan Agner <stefan@agner.ch>
> > wrote:
> > > This resyncs the driver changes with the Linux version of the
> > > driver. The driver received some feedback in the LKML and got
> > > recently acceppted, the latest version can be found here:
> > > https://lkml.org/lkml/2015/9/2/678
> > > 
> > > Notable changes are:
> > > - On ECC error, reread OOB and count bit flips in OOB too.
> > >   If flipped bits are below threshold, also return an empty
> > >   OOB buffer.
> > > - Return the amount of bit flips in vf610_nfc_read_page.
> > > - Use endianness aware vf610_nfc_read to read ECC status.
> > > - Do not enable IDLE IRQ (since we do not operate with an
> > >   interrupt service routine).
> > > - Use type safe struct for buffer variants (vf610_nfc_alt_buf).
> > > - Renamed variables in struct vf610_nfc (column and page_sz)
> > >   to reflect better what they really representing.
> > > 
> > > The U-Boot version currently does not support RAW NAND write
> > > when using the HW ECC engine.
> > > 
> > > Signed-off-by: Bhuvanchandra DV <bhuvanchandra.dv@toradex.com>
> > > Signed-off-by: Stefan Agner <stefan@agner.ch>
> > 
> > Tested-by: Albert ARIBAUD (3ADEV) <albert.aribaud@3adev.fr>
> 
> Putting Stefano Babic in To: list since this is IMX-like stuff.
> 
> Stefano,
> 
> I can pick this plus Stefan's other two and Anthony's vf610-related
> patches if you want, or you can. Either way, Tom will take them as they
> are essentially bugfixes.

Acked-by: Scott Wood <scottwood@freescale.com>

-Scott