[U-Boot] [RFC] OMAP3: make TWL4030 optional for MMC driver

[Tom]

Send me the patch, I will test it.
Tom

Matthias Ludwig wrote:
>>> Maybe it would be better if the power_init function was removed from 
>>> the common file and moved to the individual board files.  What do you 
>>> think ?
>>> Tom
>>>       
>> Yes, sounds like a good idea.
>>     
>
> I also agree, looks like the more generic approach.
>
> Do you expect any problem when moving the call to twl4030_power_mmc_init
> into misc_init_r (in board/omap3/*/*.c) (of course bellow I2C init)?
>
> In a quick test it seem to work (at least compiles fine), but i cannot
> test it at the moment due to lack of hardware.
>
> best regards,
> Matthias
>