From: Felipe Balbi <felipe.balbi@linux.intel.com>
To: Geert Uytterhoeven <geert@linux-m68k.org>,
Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Cc: "mathias.nyman\@intel.com" <mathias.nyman@intel.com>,
"gregkh\@linuxfoundation.org" <gregkh@linuxfoundation.org>,
"linux-usb\@vger.kernel.org" <linux-usb@vger.kernel.org>,
"linux-renesas-soc\@vger.kernel.org"
<linux-renesas-soc@vger.kernel.org>,
"stable\@vger.kernel.org" <stable@vger.kernel.org>
Subject: Re: [PATCH] usb: host: xhci-rcar: Avoid long wait in xhci_reset()
Date: Thu, 21 Apr 2016 16:59:00 +0300 [thread overview]
Message-ID: <871t5z9i6z.fsf@intel.com> (raw)
In-Reply-To: <CAMuHMdUDTaMyx1Rjtc-z-MsbEmqpRuZNAvQC3sH-JykneJd2Hg@mail.gmail.com>
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Hi,
Geert Uytterhoeven <geert@linux-m68k.org> writes:
> On Thu, Apr 21, 2016 at 12:27 PM, Yoshihiro Shimoda
> <yoshihiro.shimoda.uh@renesas.com> wrote:
>>> > [ 1.565605] xhci-hcd ee000000.usb: xHCI Host Controller
>>> > [ 1.570636] xhci-hcd ee000000.usb: new USB bus registered, assigned bus number 5
>>> > [ 22.270160] xhci-hcd ee000000.usb: can't setup: -110
>>> > [ 22.274931] xhci-hcd ee000000.usb: USB bus 5 deregistered
>>> > [ 22.280158] xhci-hcd: probe of ee000000.usb failed with error -110
>>> >
>>> > The timestamp is strange to me. But, logs of R-Car H3 (ES1.0) and
>>> > R-Car H2 were the same.
>>>
>>> yeah, seems like your system timer is counting twice for each tick.
>>
>> Yes, I will investigate this later.
>
> The main clock crystal on Salvator-X is half of the expected value. But
> despite the correct value being in the DTS, there's some timer code that
> doesn't take this into account.
cool, thanks for the note. One problem down.
--
balbi
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next prev parent reply other threads:[~2016-04-21 14:01 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-04-21 9:49 [PATCH] usb: host: xhci-rcar: Avoid long wait in xhci_reset() Yoshihiro Shimoda
2016-04-21 10:04 ` Felipe Balbi
2016-04-21 10:14 ` Yoshihiro Shimoda
2016-04-21 10:19 ` Felipe Balbi
2016-04-21 10:27 ` Yoshihiro Shimoda
2016-04-21 12:57 ` Geert Uytterhoeven
2016-04-21 13:59 ` Felipe Balbi [this message]
2016-04-25 14:57 ` Geert Uytterhoeven
2016-04-26 10:13 ` Yoshihiro Shimoda
2016-04-22 6:26 ` Yoshihiro Shimoda
2016-04-22 7:08 ` Felipe Balbi
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