From: Mark Brown <broonie@opensource.wolfsonmicro.com>
Date: Mon, 25 Feb 2013 23:42:31 +0000 (+0000)
Subject: extcon: arizona: Simplify HPDET based identification
X-Git-Tag: omap-for-v3.10/dt-fixes-for-merge-window~139^2~36^2~4
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9c2ba270eaa227c999af451e1c2c9bf0d24aa8e5;p=pandora-kernel.git

extcon: arizona: Simplify HPDET based identification

Rather than measuring both HP channels we can simply directly measure the
microphone impedance and then rely on MICDET for final confirmation of the
presence of a suitable microphone. This improves the overall performance
of the identification process.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
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