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[PATCH] ath9k: fix eeprom INI values override for 2GHz-only cards

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Felix Fietkau wrote:
> Among other changes, this commit:
> 
>    commit 06d0f0663e11cab4ec5f2c143a118d71a12fbbe9
>    Author: Sujith <Sujith.Manoharan@xxxxxxxxxxx>
>    Date:   Thu Feb 12 10:06:45 2009 +0530
> 
>    ath9k: Enable Fractional N mode
> 
> changed the hw attach code to fix up initialization values only for
> dual band devices, however the commit message did not give a reason as
> to why this would be useful or necessary.
> 
> According to tests by Jorge Boncompte, this breaks at least some
> 2GHz-only cards, so the code should be changed back to the
> unconditional INI fixup.

The original fix was a workaround for MB-92 cards, which certainly
was applicable to both single/dual band cards.

During a sync-up with internal HW-specific code changes, this was
changed to 11A specific. Not sure why this was done so.
Will look into this.

Sujith
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