From: dedekind1@gmail.com (Artem Bityutskiy)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 1/2] MTD: atmel_nand: Update Kconfig to support PMECC
Date: Mon, 12 Dec 2011 22:58:19 +0200 [thread overview]
Message-ID: <1323723514.2297.8.camel@koala> (raw)
In-Reply-To: <1323327219-17895-1-git-send-email-hong.xu@atmel.com>
On Thu, 2011-12-08 at 14:53 +0800, Hong Xu wrote:
> +config MTD_NAND_ATMEL_PMECC_HW
> + bool "Programmable Hardware ECC (BCH code)"
> + depends on ARCH_AT91SAM9X5 || ARCH_AT91SAM9N12
> + help
> + Use Programmable Hardware ECC (PMECC) controller.
> +
> + The PMECC Controller is a programmable binary BCH (Bose, Chaudhuri
> + and Hocquenghem) encoder/decoder. This controller can be used to
> + generate redundancy information for both SLC and MLC NAND Flash
> + devices.
> +
> + NB : hardware and software ECC schemes are incompatible.
> + If you switch from one to another, you'll have to erase your
> + mtd partition.
Does it have to be a config option, can we avoid adding config options
uless we really have to?
next prev parent reply other threads:[~2011-12-12 20:58 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-12-08 6:53 [PATCH 1/2] MTD: atmel_nand: Update Kconfig to support PMECC Hong Xu
2011-12-08 6:53 ` [PATCH 2/2] MTD: atmel_nand: Update driver code to support Programmable HW ECC controller Hong Xu
2011-12-12 20:58 ` Artem Bityutskiy [this message]
2011-12-13 1:14 ` [PATCH 1/2] MTD: atmel_nand: Update Kconfig to support PMECC Hong Xu
2011-12-13 1:58 ` Hong Xu
2011-12-17 15:33 ` Artem Bityutskiy
2011-12-19 1:58 ` Hong Xu
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