linux-kernel - Re: [PATCH] Revert "mtd: rawnand: arasan: Prevent an unsupported configuration"

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Message-Id: <20230609152517.1187095-1-miquel.raynal@bootlin.com>
Date:   Fri,  9 Jun 2023 17:25:17 +0200
From:   Miquel Raynal <miquel.raynal@...tlin.com>
To:     Amit Kumar Mahapatra <amit.kumar-mahapatra@....com>,
        miquel.raynal@...tlin.com, vigneshr@...com
Cc:     richard@....at, linux-mtd@...ts.infradead.org,
        linux-kernel@...r.kernel.org, git@....com, amitrkcian2002@...il.com
Subject: Re: [PATCH] Revert "mtd: rawnand: arasan: Prevent an unsupported configuration"

On Wed, 2023-06-07 at 05:39:36 UTC, Amit Kumar Mahapatra wrote:
> This reverts commit fc9e18f9e987ad46722dad53adab1c12148c213c.
> 
> This patch was a work around to fix timeout issue while operating in NVDDR
> mode with software ECC engine. This patch prevents the Arasan NAND driver
> from operating in NVDDR mode with software ECC engine resulting in a
> significant performance degradation with SW-ECC.
> 'commit 7499bfeedb47 ("mtd: rawnand: arasan: Update NAND bus clock instead
> of system clock")' and 'commit e16eceea863b ("mtd: rawnand: arasan: Fix
> clock rate in NV-DDR")'
> fixes the timeout issue in NVDDR mode with SW-ECC so, reverting the changes
> as this work around is no longer required.
> 
> Signed-off-by: Amit Kumar Mahapatra <amit.kumar-mahapatra@....com>

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

Miquel