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SubjectRe: [PATCH v3 2/3] mtd: devices: elm: Add support for ELM error correction
Date
On Thu, 29 Nov 2012 17:16:33 +0530, "Philip, Avinash" <avinashphilip@ti.com> wrote:
> The ELM hardware module can be used to speedup BCH 4/8/16 ECC scheme
> error correction.
> For now only 4 & 8 bit support is added
>
> Signed-off-by: Philip, Avinash <avinashphilip@ti.com>
> Cc: Grant Likely <grant.likely@secretlab.ca>
> Cc: Rob Herring <rob.herring@calxeda.com>
> Cc: Rob Landley <rob@landley.net>
> ---
> Changes since v2:
> - Remove __devinit & __devexit annotations
>
> Changes since v1:
> - Change build attribute to CONFIG_MTD_NAND_OMAP_BCH
> - Reduced indentation using by passing elm_info , offset
> to elm_read & elm_write
> - Removed syndrome manipulation functions.
>
> :000000 100644 0000000... b88ee83... A Documentation/devicetree/bindings/mtd/elm.txt
> :100644 100644 395733a... 369a194... M drivers/mtd/devices/Makefile
> :000000 100644 0000000... d2667f3... A drivers/mtd/devices/elm.c
> :000000 100644 0000000... d4fce31... A include/linux/platform_data/elm.h
> Documentation/devicetree/bindings/mtd/elm.txt | 17 +
> drivers/mtd/devices/Makefile | 4 +-
> drivers/mtd/devices/elm.c | 418 +++++++++++++++++++++++++
> include/linux/platform_data/elm.h | 54 ++++
> 4 files changed, 493 insertions(+), 1 deletions(-)
>
> diff --git a/Documentation/devicetree/bindings/mtd/elm.txt b/Documentation/devicetree/bindings/mtd/elm.txt
> new file mode 100644
> index 0000000..b88ee83
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/mtd/elm.txt
> @@ -0,0 +1,17 @@
> +Error location module
> +
> +Required properties:
> +- compatible: Must be "ti,elm"

Compatible string is too generic. Need to specify a specific SoC here.
ie: "ti,omap3430-elm"

Otherwise the binding looks fine. I haven't reviewed the code though.

g.



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