From: Vinod Koul <vkoul@kernel.org>
To: Christian Lamparter <chunkeey@gmail.com>
Cc: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>,
Mathias Nyman <mathias.nyman@intel.com>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
linux-arm-msm@vger.kernel.org,
Bjorn Andersson <bjorn.andersson@linaro.org>,
linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2 2/5] usb: xhci: handle uPD720201 and uPD720202 w/o ROM
Date: Sun, 23 Jun 2019 22:05:33 +0530 [thread overview]
Message-ID: <20190623163533.GS2962@vkoul-mobl> (raw)
In-Reply-To: <2243374.tJjtY2ZRGj@debian64>
On 21-06-19, 21:53, Christian Lamparter wrote:
> On Friday, June 21, 2019 10:59:10 AM CEST Vinod Koul wrote:
> > From: Christian Lamparter <chunkeey@googlemail.com>
> >
> > This patch adds a firmware check for the uPD720201K8-711-BAC-A
> > and uPD720202K8-711-BAA-A variant. Both of these chips are listed
> > in Renesas' R19UH0078EJ0500 Rev.5.00 "User's Manual: Hardware" as
> > devices which need a firmware in order to work as they do not have
> > support to load the firmware from an external ROM.
> >
> > Currently, the xhci-pci driver is unable to initialize the hcd in
> > this case. Instead it will wait for 30 seconds and cause a timeout
> > in xhci_handshake() and fails.
> >
> > [ 5.116990] xhci_hcd 0000:45:00.0: new USB bus registered ...
> > [ 32.335215] xhci_hcd 0000:45:00.0: can't setup: -110
> > [ 32.340179] xhci_hcd 0000:45:00.0: USB bus 2 deregistered
> > [ 32.345587] xhci_hcd 0000:45:00.0: init 0000:45:00.0 fail, -110
> > [ 32.351496] xhci_hcd: probe of 0000:45:00.0 failed with error -110
> >
> > Cc: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
> > Signed-off-by: Christian Lamparter <chunkeey@gmail.com>
> > Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
> > Signed-off-by: Vinod Koul <vkoul@kernel.org>
>
> >From what I remember, this was the "backup" patch that just prevented
> a stuck device (since the xhci-pci would trigger the watchdog on the
> powerpc APM82181). I posted because it because I didn't get any reply
> from Greg or Felipe. This patch should be skipable since patch 1/5 adds
> the full loader.
Okay let me drop this then!
--
~Vinod
next prev parent reply other threads:[~2019-06-23 16:38 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-06-21 8:59 [PATCH v2 0/5] usb: xhci: Add support for Renesas USB controllers Vinod Koul
2019-06-21 8:59 ` [PATCH v2 1/5] usb: xhci: add firmware loader for uPD720201 and uPD720202 w/o ROM Vinod Koul
2019-06-21 19:59 ` Christian Lamparter
2019-06-23 16:33 ` Vinod Koul
2019-06-21 8:59 ` [PATCH v2 2/5] usb: xhci: handle " Vinod Koul
2019-06-21 19:53 ` Christian Lamparter
2019-06-23 16:35 ` Vinod Koul [this message]
2019-06-21 8:59 ` [PATCH v2 3/5] usb: xhci: Use register defined and field names Vinod Koul
2019-06-21 8:59 ` [PATCH v2 4/5] usb: xhci: Add ROM loader for uPD720201 Vinod Koul
2019-06-21 8:59 ` [PATCH v2 5/5] usb: xhci: allow multiple firmware versions Vinod Koul
2019-06-21 19:46 ` Christian Lamparter
2019-06-23 16:36 ` Vinod Koul
2019-06-21 19:41 ` [PATCH v2 0/5] usb: xhci: Add support for Renesas USB controllers Christian Lamparter
2019-06-23 16:37 ` Vinod Koul
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