Hi Pekon,

On Thu, Sep 12, 2013 at 05:20:17PM +0530, Pekon Gupta wrote:
> OMAP NAND driver support multiple ECC scheme, which can used in following
> different flavours, depending on in-build Hardware engines supported by SoC.
> 
> +---------------------------------------+---------------+---------------+
> | ECC scheme                            |ECC calculation|Error detection|
> +---------------------------------------+---------------+---------------+
> |OMAP_ECC_HAMMING_CODE_HW               |H/W (GPMC)     |S/W            |
> +---------------------------------------+---------------+---------------+
> |OMAP_ECC_BCH8_CODE_HW_DETECTION_SW     |H/W (GPMC)     |S/W            |
> |(requires CONFIG_MTD_NAND_ECC_BCH)     |               |               |
> +---------------------------------------+---------------+---------------+
> |OMAP_ECC_BCH8_CODE_HW                  |H/W (GPMC)     |H/W (ELM)      |
> |(requires CONFIG_MTD_NAND_OMAP_BCH &&  |               |               |
> | ti,elm-id in DT)                      |               |               |
> +---------------------------------------+---------------+---------------+
> To optimize footprint of omap2-nand driver, selection of some ECC schemes
> also require enabling following Kconfigs, in addition to setting appropriate
> DT bindings
> - Kconfig:CONFIG_MTD_NAND_ECC_BCH        enables S/W based BCH ECC algorithm
> - Kconfig:CONFIG_MTD_NAND_OMAP_BCH       enables H/W based BCH ECC algorithm
> 
> This patch

... does too many unrelated things in a single patch. I am not
comfortable taking large amounts of refactoring mixed in with Kconfig
and #ifdef changes. Can you please separate the steps you list below
into multiple patches and describe each one? I think you are doing many
trivial things, but it's difficult to separate the noise out from the
substantial changes.

Or, you can wait even longer until I have more time to kill :)

> - removes OMAP_ECC_HAMMING_CODE_DEFAULT and OMAP_ECC_HAMMING_CODE_HW_ROMCODE
> - separates the configurations for other ECC schemes
> - fixes dependency issues based on Kconfig options
> - updates ELM device detection in is_elm_present()
> - cleans redundant code

Brian
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