Re: [PATCH RESEND] ARM: OMAP3: USB: Fix the EHCI ULPI PHY reset issue

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On Thu, May 3, 2012 at 6:55 AM, Russ Dill <Russ.Dill@xxxxxx> wrote:
> On Wed, May 2, 2012 at 3:38 AM, Raja, Govindraj <govindraj.raja@xxxxxx> wrote:
>> On Wed, May 2, 2012 at 2:17 PM, Russ Dill <Russ.Dill@xxxxxx> wrote:
>>> On Mon, Mar 19, 2012 at 6:34 AM, Raja, Govindraj <govindraj.raja@xxxxxx> wrote:
>>>> On Mon, Mar 19, 2012 at 12:12 PM, Keshava Munegowda
>>>> <keshava_mgowda@xxxxxx> wrote:
>>>>> From: Keshava Munegowda <Keshava_mgowda@xxxxxx>
>>>>>
>>>>> It is observed that the echi ports of 3430 sdp board
>>>>> are not working due to the random timing of programming
>>>>> the associated GPIOs of the ULPI PHYs of the EHCI for reset.
>>>>> If the PHYs are reset at during usbhs core driver, host ports will
>>>>> not work because EHCI driver is loaded after the resetting PHYs.
>>>>> The PHYs should be in reset state while initializing the EHCI
>>>>> controller.
>>>>> The code which does the GPIO pins associated with the PHYs
>>>>> are programmed to reset is moved from the USB host core driver
>>>>> to EHCI driver.
>>>>
>>>> I tested on beagle xm where gpio nreset is requested from
>>>> board file.
>>>> (Basic enumertaion after gpio nreset seems to work fine,
>>>> Hub and smsc lan chip get detected afetr boot up)
>>>>
>>>
>>> What base did you test this on top of? my xM is failing USB-wise when
>>> I apply this on v3.3.3 (with the UART mux fix patch) and where it is
>>> applied within master (3.4-rc4, again, with the UART mux fix patch).
>>> Additionally, reverting this patch from 3.4-rc5 causes rc5 to work
>>> properly.
>>>
>>
>> Works for me be on 3.4-rc5 Beagle-XM even without reverting the patch
>>
>> Logs as in here [1].
>>
>
> I've compared the boot logs and modified some configuration options
> and command line parameters to make them match, but still no dice. Can
> you send me your .config?

I have uploaded the .config + my binaries (MLO +u-boot +uimage with initramfs)
available here [1]

--
Thanks,
Govindraj.R

[1]:

http://www.sendspace.com/file/g7m58r
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