On Tuesday, June 17, 2014 at 04:14:20 PM, Fabio Estevam wrote:
> Hi Tim,
>
> On Fri, Jun 6, 2014 at 1:35 AM, Tim Harvey wrote:
> > Fabio,
> >
> > Good catch, but that doesn't resolve the issue i'm seeing here.
> >
> > Any other ideas?
>
> Do you still have issues after applying David's delay w
On Thursday, June 05, 2014 at 12:13:39 PM, Tim Harvey wrote:
> On Wed, Jun 4, 2014 at 11:30 PM, "David Müller (ELSOFT AG)"
>
> wrote:
> > Tim Harvey wrote:
> >> When enabling PCI support in u-boot my 3.14 kernel hangs somewhere
> >> during PCI init or enumeration (can't tell as uart is not up yet
Hi Tim,
On Fri, Jun 6, 2014 at 1:35 AM, Tim Harvey wrote:
> Fabio,
>
> Good catch, but that doesn't resolve the issue i'm seeing here.
>
> Any other ideas?
Do you still have issues after applying David's delay workaround?
On my mx6qsabresd I noticed that:
- if U-boot has PCI driver enabled, t
On Thu, Jun 5, 2014 at 8:27 AM, Fabio Estevam wrote:
> Tim,
>
> On Wed, Jun 4, 2014 at 9:16 PM, Tim Harvey wrote:
>
>> work-around the problem on my end as well. Note that I do not see this
>> issue unless I'm using one of our boards with a PCIe switch and If I
>> disable PCI support in u-boot th
On Friday, June 06, 2014 at 12:14:03 AM, Fabio Estevam wrote:
> On Thu, Jun 5, 2014 at 7:04 PM, Marek Vasut wrote:
> > Ah yes, 0x4 is correct, I stand corrected, sorry.
>
> No problem. I will submit a patch for it soon.
Thanks!
Best regards,
Marek Vasut
_
On Thu, Jun 5, 2014 at 7:04 PM, Marek Vasut wrote:
> Ah yes, 0x4 is correct, I stand corrected, sorry.
No problem. I will submit a patch for it soon.
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On Thursday, June 05, 2014 at 09:20:12 PM, Fabio Estevam wrote:
> On Thu, Jun 5, 2014 at 2:53 PM, Marek Vasut wrote:
> >> Does this help?
> >>
> >> drivers/pci/pcie_imx.c | 3 +--
> >> 1 file changed, 1 insertion(+), 2 deletions(-)
> >>
> >> diff --git a/drivers/pci/pcie_imx.c b/drivers/pci/pci
On Thu, Jun 5, 2014 at 2:53 PM, Marek Vasut wrote:
>> Does this help?
>>
>> drivers/pci/pcie_imx.c | 3 +--
>> 1 file changed, 1 insertion(+), 2 deletions(-)
>>
>> diff --git a/drivers/pci/pcie_imx.c b/drivers/pci/pcie_imx.c
>> index c48737e..190cdec 100644
>> --- a/drivers/pci/pcie_imx.c
>> +++
On Thursday, June 05, 2014 at 05:27:08 PM, Fabio Estevam wrote:
> Tim,
>
> On Wed, Jun 4, 2014 at 9:16 PM, Tim Harvey wrote:
> > work-around the problem on my end as well. Note that I do not see this
> > issue unless I'm using one of our boards with a PCIe switch and If I
> > disable PCI support
Tim,
On Wed, Jun 4, 2014 at 9:16 PM, Tim Harvey wrote:
> work-around the problem on my end as well. Note that I do not see this
> issue unless I'm using one of our boards with a PCIe switch and If I
> disable PCI support in u-boot this does not occur. This feels like a
Does this help?
drivers
On Wed, Jun 4, 2014 at 11:30 PM, "David Müller (ELSOFT AG)"
wrote:
> Tim Harvey wrote:
>
>> When enabling PCI support in u-boot my 3.14 kernel hangs somewhere
>> during PCI init or enumeration (can't tell as uart is not up yet)
>
> Enabling "earlyprintk" support may help.
David,
This is definite
Tim Harvey wrote:
> When enabling PCI support in u-boot my 3.14 kernel hangs somewhere
> during PCI init or enumeration (can't tell as uart is not up yet)
Enabling "earlyprintk" support may help.
> David, on your board(s) do you have a PCIe switch as well?
Not yet, but this (using a PEX8603) i
On Fri, May 30, 2014 at 12:04 AM, "David Müller (ELSOFT AG)"
wrote:
> Fabio Estevam wrote:
>> On Wed, May 28, 2014 at 4:40 AM, "David Müller (ELSOFT AG)"
>> wrote:
>>> I use an additional delay in imx6_add_pcie_port() as a workaround so far.
>>
>> How much of additional delay? Could you please sh
Fabio Estevam wrote:
> On Wed, May 28, 2014 at 4:40 AM, "David Müller (ELSOFT AG)"
> wrote:
>> I use an additional delay in imx6_add_pcie_port() as a workaround so far.
>
> How much of additional delay? Could you please share your patch?
diff --git a/drivers/pci/host/pci-imx6.c b/drivers/pci/hos
On Wednesday, May 28, 2014 at 06:42:41 PM, Fabio Estevam wrote:
> On Tue, May 27, 2014 at 9:30 AM, Fabio Estevam wrote:
> > Hi,
> >
> > Working on a mx6solo board with PCIe driver enabled in U-boot, I
> > notice that after doing several reboots a hang is seen on the PCIe
>
> > driver:
> Just an
Hi David,
On Wed, May 28, 2014 at 4:40 AM, "David Müller (ELSOFT AG)"
wrote:
> Marek Vasut wrote:
>> Observed Results: After some hundreds of the soft-reboot cycles, the
>> i210 is not recognized. This is caused by the PCI express link
>> failing to come up. We see "link never came up" message in
On Tue, May 27, 2014 at 9:30 AM, Fabio Estevam wrote:
> Hi,
>
> Working on a mx6solo board with PCIe driver enabled in U-boot, I
> notice that after doing several reboots a hang is seen on the PCIe
> driver:
Just an update: we are able now to run overnight tests without PCI hangs.
Sorry for the
Marek Vasut wrote:
> Observed Results: After some hundreds of the soft-reboot cycles, the
> i210 is not recognized. This is caused by the PCI express link
> failing to come up. We see "link never came up" message in the kernel
> log.
Just a guest but maybe this is "errata #18" of the i210.
A litt
On Tuesday, May 27, 2014 at 04:43:08 PM, David Müller (ELSOFT AG) wrote:
> Marek Vasut wrote:
> > Take a look at SR# 1-1347946851 in the FSL internal bug tracker. It
> > looks like the PCIe IP core implementation in the MX6 is bugged in my
> > opinion.
>
> Are there any publicly available info reg
Marek Vasut wrote:
> Take a look at SR# 1-1347946851 in the FSL internal bug tracker. It
> looks like the PCIe IP core implementation in the MX6 is bugged in my
> opinion.
Are there any publicly available info regarding this SR?
Dave
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On Tuesday, May 27, 2014 at 02:30:27 PM, Fabio Estevam wrote:
> Hi,
>
> Working on a mx6solo board with PCIe driver enabled in U-boot, I
> notice that after doing several reboots a hang is seen on the PCIe
> driver:
[...]
> Any suggestions?
Take a look at SR# 1-1347946851 in the FSL internal bu
Hi,
Working on a mx6solo board with PCIe driver enabled in U-boot, I
notice that after doing several reboots a hang is seen on the PCIe
driver:
PCI Autoconfig: Bus Memory region: [0x110-0x1ef],
Physical Memory [110-1efx]
PCI Autoconfig: Bus I/O region: [0x100-0
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