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Date: Wed, 29 Mar 2017 00:15:02 -0700 From: Dmitry Torokhov <dmitry.torokhov@...il.com> To: Rob Herring <robh@...nel.org> Cc: David Rivshin <drivshin@...rd.com>, Mark Rutland <mark.rutland@....com>, linux-input@...r.kernel.org, devicetree@...r.kernel.org, linux-kernel@...r.kernel.org Subject: Re: [PATCH] input: matrix_keypad: add option to drive inactive columns On Tue, Mar 28, 2017 at 09:02:29PM -0500, Rob Herring wrote: > On Wed, Mar 22, 2017 at 04:16:50PM -0400, David Rivshin wrote: > > From: David Rivshin <DRivshin@...worx.com> > > > > The gpio-matrix-keypad driver normally sets inactive columns as inputs > > while scanning. This does not work for all hardware, which may require > > the inactive columns to be actively driven in order to overcome any > > pull-ups/downs on the columns. > > > > Signed-off-by: David Rivshin <drivshin@...worx.com> > > --- > > .../devicetree/bindings/input/gpio-matrix-keypad.txt | 2 ++ > > drivers/input/keyboard/matrix_keypad.c | 13 +++++++++---- > > include/linux/input/matrix_keypad.h | 3 +++ > > 3 files changed, 14 insertions(+), 4 deletions(-) > > Acked-by: Rob Herring <robh@...nel.org> Applied, thank you. -- Dmitry
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