Re: [RESEND PATCH v2 13/53] mtd: nand: denali_dt: enable HW_ECC_FIXUP for Altera SOCFPGA variant

[Rob Herring]

On Thu, Mar 23, 2017 at 05:07:12AM +0900, Masahiro Yamada wrote:
> There are various customizable parameters, so several variants for
> this IP.  A generic compatible like "denali,denali-nand-dt" is
> useless.  Moreover, there are multiple things wrong with this string.
> (Refer to Rob's comment [1])
> 
> The denali_dt.c was split out and this compatible was added by Altera
> for the SOCFPGA port.  So, replace it with a more specific string.
> 
> The Denali IP on SOCFPGA incorporates the hardware ECC fixup feature.
> So, this capability should be associated with the compatible string.
> 
> [1] https://lkml.org/lkml/2016/12/1/450
> 
> Signed-off-by: Masahiro Yamada <yamada.masahiro@xxxxxxxxxxxxx>
> ---
> 
> Changes in v2:
>   - Add caps flag to of_device_id data, not hard-code in driver code
>   - Add Altera-specific compatible.
> 
>  Documentation/devicetree/bindings/mtd/denali-nand.txt |  5 +++--
>  drivers/mtd/nand/denali_dt.c                          | 14 ++++++++++----
>  2 files changed, 13 insertions(+), 6 deletions(-)

You should also mention there are no users (in-tree) of the old string.

Acked-by: Rob Herring <robh@xxxxxxxxxx>