Re: [PATCH v7 26/28] mtd: rawnand: toshiba: Choose the interface configuration for TH58NVG2S3HBAI4

[Miquel Raynal <miquel.raynal@xxxxxxxxxxx>]

On Fri, 2020-05-29 at 11:13:20 UTC, Miquel Raynal wrote:
> From: Rickard x Andersson <rickaran@xxxxxxxx>
> 
> The Kioxia/Toshiba TH58NVG2S3HBAI4 NAND memory is not ONFI compliant.
> The timings of the NAND chip memory are quite close to ONFI mode 4 but
> is breaking that spec.
> 
> By providing our own set of timings, erase block read speed is increased
> from 6910 kiB/s to 13490 kiB/s and erase block write speed is increased
> from 3350 kiB/s to 4410 kiB/s.
> 
> Tested on IMX6SX which has a NAND controller supporting EDO mode.
> 
> Signed-off-by: Rickard x Andersson <rickaran@xxxxxxxx>
> Signed-off-by: Miquel Raynal <miquel.raynal@xxxxxxxxxxx>
> Reviewed-by: Boris Brezillon <boris.brezillon@xxxxxxxxxxxxx>

Applied to https://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux.git nand/next.

Miquel

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