linux-kernel - Re: [PATCH 6/6] mfd: arizona: Update DT binding documentation for jack detection

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Date:	Sun, 20 Sep 2015 05:17:13 +0100
From:	Lee Jones <lee.jones@...aro.org>
To:	Charles Keepax <ckeepax@...nsource.wolfsonmicro.com>
Cc:	cw00.choi@...sung.com, robh+dt@...nel.org, pawel.moll@....com,
	mark.rutland@....com, ijc+devicetree@...lion.org.uk,
	galak@...eaurora.org, myungjoo.ham@...sung.com,
	sameo@...ux.intel.com, devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 6/6] mfd: arizona: Update DT binding documentation for
 jack detection

On Wed, 16 Sep 2015, Charles Keepax wrote:

> Add additional bindings for both inverting the polarity of the jack
> detection pins and allowing the use of a second jack detection pin. Note
> that the second jack detection pin is hard wired in the chip so can only
> be enabled through the binding, rather than a pin being specified.
> 
> Signed-off-by: Charles Keepax <ckeepax@...nsource.wolfsonmicro.com>
> Reviewed-by: Chanwoo Choi <cw00.choi@...sung.com>
> ---
>  Documentation/devicetree/bindings/mfd/arizona.txt |    6 ++++++
>  1 files changed, 6 insertions(+), 0 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/mfd/arizona.txt b/Documentation/devicetree/bindings/mfd/arizona.txt
> index b98a11b..cb3a652 100644
> --- a/Documentation/devicetree/bindings/mfd/arizona.txt
> +++ b/Documentation/devicetree/bindings/mfd/arizona.txt
> @@ -73,6 +73,12 @@ Optional properties:
>      If this node is not mentioned or if the value is unknown, then
>      headphone detection mode is set to HPDETL.
>  
> +  - wlf,use-jd-gpio : Use GPIO input along with JD1 for dual pin jack
> +    detection.
> +  - wlf,use-jd-gpio-nopull : Internal pull on GPIO is disabled when used for
> +    jack detection.
> +  - wlf,jd-invert : Invert the polarity of the jack detection switch

As before, I need an Ack from one of the DT guys, or perhaps Linus W.

>    - wlf,micd-software-compare : Use a software comparison to determine mic
>      presence
>    - wlf,micd-detect-debounce : Additional software microphone detection

-- 
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
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