Re: [PATCh V10 04/12] usb: ehci: ehci-mv: use PHY driver for ehci

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On Wed, May 29, 2013 at 12:24 AM, Felipe Balbi <balbi@xxxxxx> wrote:
> Hi,
>
> On Mon, May 13, 2013 at 10:13:44AM -0400, Alan Stern wrote:
>> On Mon, 13 May 2013, Chao Xie wrote:
>>
>> > Originaly, ehci driver will call the callbacks in platform data
>> > for PHY initialization and shut down.
>> > With PHY driver, it will call the APIs provided by PHY driver
>> > for PHY initialization and shutdown. It removes the callbacks
>> > in platform data, and at same time it removes one block in the
>> > way of enabling device tree for ehci driver.
>>
>> I wonder if this is the sort of thing that should be handled in
>> ehci-hcd.c rather than in all the different platform glue drivers.
>>
>> Felipe, what do you think?  Are the required actions now sufficiently
>> generic that a single source file can take care of them?
>
> Sorry for the delay, was on business trip and now on vacations. Anyway,
> I agree with you. Our PHY layer should be generic enough that it should
> be usable by ehci-hcd itself. If we have any missing method, let's add
> it generically.
>
So what are your idea about making the PHY layer more generic? How
ehci-hcd will make use of PHY layer?

> cheers
>
> ps: dropping this from my queue for now.
>
> --
> balbi
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