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 -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
