From: Samuel Ortiz <sameo@linux.intel.com>
To: Keshava Munegowda <keshava_mgowda@ti.com>
Cc: linux-omap@vger.kernel.org, linux-usb@vger.kernel.org,
balbi@ti.com, parthab@india.ti.com, govindraj.raja@ti.com
Subject: Re: [PATCH RESEND] ARM: OMAP3: USB: Fix the EHCI ULPI PHY reset issue
Date: Tue, 20 Mar 2012 16:53:53 +0100 [thread overview]
Message-ID: <20120320155353.GE17818@sortiz-mobl> (raw)
In-Reply-To: <1332139367-1302-1-git-send-email-keshava_mgowda@ti.com>
Hi Keshava,
On Mon, Mar 19, 2012 at 12:12:47PM +0530, Keshava Munegowda wrote:
> From: Keshava Munegowda <Keshava_mgowda@ti.com>
>
> 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.
>
> Signed-off-by: Keshava Munegowda <keshava_mgowda@ti.com>
> Reviewed-by: Partha Basak <parthab@india.ti.com>
Felipe, are you ok with that patch ?
I'll most likely queue it after this merge window is closed though.
Cheers,
Samuel.
--
Intel Open Source Technology Centre
http://oss.intel.com/
next prev parent reply other threads:[~2012-03-20 15:45 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-03-19 6:42 [PATCH RESEND] ARM: OMAP3: USB: Fix the EHCI ULPI PHY reset issue Keshava Munegowda
2012-03-19 13:34 ` Raja, Govindraj
2012-03-19 14:43 ` Munegowda, Keshava
2012-05-02 8:47 ` Russ Dill
2012-05-02 8:49 ` Koen Kooi
2012-05-02 10:38 ` Raja, Govindraj
[not found] ` <CAMrsUdL18b2Ox3CkzuNjQQW1JT1+-SAso67EkrwE-BTJbavYPA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2012-05-02 10:50 ` Koen Kooi
[not found] ` <A53CAEEE-E425-46B7-8E7B-B4AFB163ECAC-QLwJDigV5abLmq1fohREcCpxlwaOVQ5f@public.gmane.org>
2012-05-02 11:22 ` Raja, Govindraj
2012-05-03 19:08 ` Russ Dill
[not found] ` <CA+Bv8XYodOf_TKR6__aP=p8L7ruKhn6imWnOEbN+3UsBWPmoiw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2012-05-04 6:03 ` Igor Grinberg
2012-05-04 9:06 ` Russ Dill
2012-05-04 9:33 ` Igor Grinberg
2012-05-03 1:25 ` Russ Dill
[not found] ` <CA+Bv8XYFxL8QhCvu2xLz=hsozjtzAVnZXUZvQsLBr9yuXYrfEQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2012-05-03 7:16 ` Raja, Govindraj
2012-03-20 15:53 ` Samuel Ortiz [this message]
2012-03-20 15:55 ` Felipe Balbi
2012-03-21 6:34 ` Munegowda, Keshava
2012-03-27 14:18 ` Igor Grinberg
2012-03-27 14:43 ` Samuel Ortiz
[not found] ` <1332139367-1302-1-git-send-email-keshava_mgowda-l0cyMroinI0@public.gmane.org>
2012-03-27 15:10 ` Igor Grinberg
2012-04-11 11:45 ` Munegowda, Keshava
[not found] ` <CAP05o4JWjoh-NoDeA3vYaS1yY_SGdm3TZvHA=pkQsP-Xo-kWnQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2012-04-16 16:46 ` Samuel Ortiz
2012-04-17 6:30 ` Munegowda, Keshava
2012-04-22 6:36 ` Igor Grinberg
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