From: Mika Westerberg <mika.westerberg@linux.intel.com>
To: Martin Langhoff <martin.langhoff@gmail.com>
Cc: Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
Heikki Krogerus <heikki.krogerus@linux.intel.com>,
Linus Walleij <linus.walleij@linaro.org>,
linux-gpio@vger.kernel.org
Subject: Re: Diagnosing ACPI trouble related to pinctr_cherryview on 4.4.x
Date: Tue, 29 Mar 2016 12:15:14 +0300 [thread overview]
Message-ID: <20160329091514.GA2099@lahna.fi.intel.com> (raw)
In-Reply-To: <CACPiFC+7m_ePr59M=upxsjXF1f0Z8uLcOiy58DDCcOpOA-rhyA@mail.gmail.com>
On Mon, Mar 28, 2016 at 04:57:04PM -0400, Martin Langhoff wrote:
> Took a few days but managed to get my hands on the laptop again.
>
> A kernel built with CONFIG_X86_INTEL_LPSS=n boots with noapic in the
> cmdline. Somehow during the build all the PINCTRL options in the
> kernel got switched off, perhaps they depend on X86_INTEL_LPSS?
That's correct.
> If I don't add noapic, we crash during boot.
Okay, so there is something wrong with either IO-APIC or the pinctrl on
this particular machine.
> I'm about to lose access to this laptop as I am traveling back home,
> leaving it with its new owner...
We will try to get one such machine here to debug the issue further.
Thanks.
next prev parent reply other threads:[~2016-03-29 9:15 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <CACPiFCKv=QJ0t5e=9Wm4cC4Spynx-tVCiabL7AcbcOkp_w47fQ@mail.gmail.com>
2016-03-22 15:22 ` Diagnosing ACPI trouble related to pinctr_cherryview on 4.4.x Mika Westerberg
2016-03-22 15:41 ` Martin Langhoff
2016-03-22 15:49 ` Mika Westerberg
2016-03-22 15:51 ` Mika Westerberg
2016-03-22 15:59 ` Martin Langhoff
2016-03-22 16:22 ` Mika Westerberg
2016-03-22 16:59 ` Martin Langhoff
2016-03-22 17:36 ` Andy Shevchenko
2016-03-22 17:53 ` Martin Langhoff
2016-03-22 20:32 ` Martin Langhoff
2016-03-23 11:13 ` Mika Westerberg
2016-03-23 13:25 ` Martin Langhoff
2016-03-23 11:25 ` Mika Westerberg
2016-03-23 13:26 ` Martin Langhoff
2016-03-28 20:57 ` Martin Langhoff
2016-03-29 9:15 ` Mika Westerberg [this message]
2016-03-31 9:24 ` Mika Westerberg
2016-03-30 10:33 ` Andy Shevchenko
2016-03-22 15:58 ` Andy Shevchenko
2016-03-22 15:18 Martin Langhoff
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