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

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Message-ID: <20151120155833.GA18510@rob-hp-laptop>
Date:	Fri, 20 Nov 2015 09:58:33 -0600
From:	Rob Herring <robh@...nel.org>
To:	Charles Keepax <ckeepax@...nsource.wolfsonmicro.com>
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 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).

> +  - wlf,micd-force-micbias : Force MICBIAS continuously on during microphone
> +    detection.
> +
> +  - wlf,gpsw : Settings for the general purpose switch
> -- 
> 1.7.2.5
> 
> --
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