On Fri, Mar 21, 2014 at 1:53 PM, Robert Nelson <[email protected]> wrote:
> On Fri, Mar 21, 2014 at 8:33 AM, Peter Robinson <[email protected]> wrote:
>>>> I admit I gave up too easily yesterday, built a Robert Nelson 3.12.13
>>>> and got my F20 image going with that. After I got running, I did update
>>>> the Fedora kernel to current 3.13.6 and tried to boot that. Same
>>>> problem, mmc driver not loading. I'll try to get to the bottom of this
>>>> afternoon. I'll diff the fedora/RN kernel config and see if anything
>>>> jumps out. If not, I'll start looking at am3* dts/dtsi files....
>>>>
>>>> Robert, if you're reading this, don't suppose you can point me in the
>>>> direction of where to start looking? ;)
>>>
>>> v3.13.x pretty much works out of the box, so no dts/dtsi changes are 
>>> necessary..
>>>
>>> I'd first start looking at make sure the mmc driver is setup:
>>>
>>> CONFIG_TI_EDMA=y
>>> CONFIG_DMA_ENGINE=y
>>
>> We've always had that, the BBBlack wouldn't work without it either and
>> the BBBlack works fine. It's like it needs a different regulator or
>> something.
>
> Okay, that's weirder then. They both share the same tps65217
> regulator.  The black has one regulator (ldo3_reg) that's different,
> but it should be taken care of in the dts.

That was my understanding as well.
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