linux-kernel - Re: [PATCH v3 5/6] extcon: arizona: Update DT binding documentation for mic detection

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Date:	Fri, 20 Nov 2015 16:20:00 +0000
From:	Charles Keepax <ckeepax@...nsource.wolfsonmicro.com>
To:	Rob Herring <robh@...nel.org>
CC:	<cw00.choi@...sung.com>, <myungjoo.ham@...sung.com>,
	<devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	<patches@...nsource.wolfsonmicro.com>
Subject: Re: [PATCH v3 5/6] extcon: arizona: Update DT binding
 documentation for mic detection

On Fri, Nov 20, 2015 at 09:58:33AM -0600, Rob Herring wrote:
> On Thu, Nov 19, 2015 at 03:45:39PM +0000, Charles Keepax wrote:
> > Add additional bindings to allow configuration of the system specific
> > microphone detection settings.
> > 
> > Signed-off-by: Charles Keepax <ckeepax@...nsource.wolfsonmicro.com>
> > ---
> >  .../devicetree/bindings/extcon/extcon-arizona.txt  |   20 ++++++++++++++++++++
> >  1 files changed, 20 insertions(+), 0 deletions(-)
> > 
> > diff --git a/Documentation/devicetree/bindings/extcon/extcon-arizona.txt b/Documentation/devicetree/bindings/extcon/extcon-arizona.txt
> > index e1705fa..d661811 100644
> > --- a/Documentation/devicetree/bindings/extcon/extcon-arizona.txt
> > +++ b/Documentation/devicetree/bindings/extcon/extcon-arizona.txt
> > @@ -13,3 +13,23 @@ Optional properties:
> >      ARIZONA_ACCDET_MODE_HPR or 2 - Headphone detect mode is set to HPDETR
> >      If this node is not mentioned or if the value is unknown, then
> >      headphone detection mode is set to HPDETL.
> > +
> > +  - wlf,micd-software-compare : Use a software comparison to determine mic
> > +    presence
> > +  - wlf,micd-detect-debounce : Additional software microphone detection
> > +    debounce specified in milliseconds.
> > +  - wlf,micd-pol-gpio : GPIO specifier for the GPIO controlling the headset
> > +    polarity if one exists.
> > +  - wlf,micd-bias-start-time : Time allowed for MICBIAS to startup prior to
> > +    performing microphone detection, specified as per the ARIZONA_MICD_TIME_XXX
> > +    defines.
> > +  - wlf,micd-rate : Delay between successive microphone detection measurements,
> > +    specified as per the ARIZONA_MICD_TIME_XXX defines.
> > +  - wlf,micd-dbtime : Microphone detection hardware debounces specified as the
> > +    number of measurements to take, valid values being 2 and 4.
> > +  - wlf,micd-timeout : Timeout for microphone detection, specified in
> > +    milliseconds.
> 
> Please add unit suffix (-ms).

Yeah can do will ping out a small patch to update this as well.

Thanks,
Charles
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