Hi Jaehoon,

On 28 August 2012 06:33, Jaehoon Chung <jh80.ch...@samsung.com> wrote:
> Hi Ulf,
>
> This patch is to support eMMC5.0.(already discussing on eMMC5.0.)
> Revision value is defined the 0x7 into ext_csd register.(in eMMC5.0's case)

Until the spec is really set we should not add some new code for this,
it does not make sense to kind of guess.

>
> And case of Quirks is preparation patch to prevent the problem that should 
> exist.
> That Quirks can also use for backward compatibility.
> (if card is greater version than eMMC4.5 and need to use only eMMC4.5 feature?
>  then can use quirks and known_rev.)

It is just speculations about potential problems with eMMC 5.0. I
think we can leave this to later, if/when we see a need for it.

Kind regards
Ulf Hansson
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