[U-Boot] [PATCH v5 4/9] board: ti: dra7xx-evm: turn on USB clocks in late init stage

[Jean-Jacques Hiblot]

+Lokesh


On 15/05/2018 18:10, Jean-Jacques Hiblot wrote:
> Hi Marek,
>
>
> On 04/05/2018 21:06, Marek Vasut wrote:
>>>>>>
>>>>>> Shouldnt the driver turn this on?
>>>>> AFAIK there is no clock driver for the OMAP. So we have to do it 
>>>>> before
>>>>> the driver is probed.
>>>> Maybe it's time to implement it instead of piling up those hacks ?
>>> I was thinking along the same lines at some point but then I realized
>>> that it will make the SPL really big. And we are already tight on some
>>> platforms like am335x.
>> But this is not only SPL , right ? And yes, for SPL you might need to
>> poke registers or something.
>
> IMHO having 2 different ways to enable the clocks in SPL and in u-boot 
> is an not improvement over the current situation.
> In any case, This is a subject that can be discussed.
>
> Tom, Lokesh,  do you have an opinion on this ?
>
> Meanwhile It would nice to have DM_USB support for the DRA7/AM57 
> platforms. It allows using a USB ether adapter with CONFIG_DM_ETHER 
> enabled (default on TI's platform). And this series allows using the 
> USB 3.0 on AM57 evm.
>
> JJ
>
>
>
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