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Hans de Goede 972917419a iio: adc: axp288: Override TS pin bias current for some models
Since commit 9bcf15f75c ("iio: adc: axp288: Fix TS-pin handling") we
preserve the bias current set by the firmware at boot.  This fixes issues
we were seeing on various models, but it seems our old hardcoded 80ųA bias
current was working around a firmware bug on at least one model laptop.

In order to both have our cake and eat it, this commit adds a dmi based
list of models where we need to override the firmware set bias current and
adds the one model we now know needs this to it: The Lenovo Ideapad 100S
(11 inch version).

Fixes: 9bcf15f75c ("iio: adc: axp288: Fix TS-pin handling")
BugLink: https://bugzilla.kernel.org/show_bug.cgi?id=203829
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2019-10-09 19:11:27 +01:00
arch Merge branch 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2019-08-18 09:45:42 -07:00
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drivers iio: adc: axp288: Override TS pin bias current for some models 2019-10-09 19:11:27 +01:00
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tools Second set of new device support, cleanups and features for IIO in the 5.4 cycle 2019-09-03 22:27:46 +02:00
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MAINTAINERS Second set of new device support, cleanups and features for IIO in the 5.4 cycle 2019-09-03 22:27:46 +02:00
Makefile Linux 5.3-rc5 2019-08-18 14:31:08 -07:00
README

Linux kernel
============

There are several guides for kernel developers and users. These guides can
be rendered in a number of formats, like HTML and PDF. Please read
Documentation/admin-guide/README.rst first.

In order to build the documentation, use ``make htmldocs`` or
``make pdfdocs``.  The formatted documentation can also be read online at:

    https://www.kernel.org/doc/html/latest/

There are various text files in the Documentation/ subdirectory,
several of them using the Restructured Text markup notation.

Please read the Documentation/process/changes.rst file, as it contains the
requirements for building and running the kernel, and information about
the problems which may result by upgrading your kernel.