Messages in this thread | | | Date | Mon, 14 Dec 2015 11:03:58 +0900 | From | Chanwoo Choi <> | Subject | Re: [PATCH 2/2] extcon: arizona: Update device tree binding for mic detect configurations |
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Hi Charles,
On 2015년 12월 11일 02:08, Charles Keepax wrote: > Update the device tree binding documentation to include documentation for > the wlf,micd-configs property that is used to specify the configurations > for headset polarity detection (CTIA / OTMP). > > Signed-off-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com> > --- > Documentation/devicetree/bindings/extcon/extcon-arizona.txt | 8 ++++++++ > 1 file changed, 8 insertions(+) > > diff --git a/Documentation/devicetree/bindings/extcon/extcon-arizona.txt b/Documentation/devicetree/bindings/extcon/extcon-arizona.txt > index 238e10e..fd9b898 100644 > --- a/Documentation/devicetree/bindings/extcon/extcon-arizona.txt > +++ b/Documentation/devicetree/bindings/extcon/extcon-arizona.txt > @@ -37,5 +37,13 @@ Optional properties: > milliseconds. > - wlf,micd-force-micbias : Force MICBIAS continuously on during microphone > detection. > + - wlf,micd-configs : Headset polarity configurations (generally used for > + detection of CTIA / OMTP headsets), the field can be of variable length > + but should always be a multiple of 3 cells long, each three cell group > + represents one polarity configuration. > + The first cell defines the accessory detection pin, zero will use MICDET1 > + and all other values will use MICDET2. > + The second cell represents the MICBIAS to be used. > + The third cell represents the value of the micd-pol-gpio pin.
I think that you better to add the example using the 'wlf,micd-configs' to improve the understanding of using this property. because the number of 'wlf,micd-configs' value is not fixed.
Also, How about do you add the real example for all arizona properties on separate patch?
Thanks, Chanwoo Choi
> > - wlf,gpsw : Settings for the general purpose switch >
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