From mboxrd@z Thu Jan 1 00:00:00 1970 From: Charles Keepax Subject: [PATCH 2/2] extcon: arizona: Update device tree binding for mic detect configurations Date: Thu, 10 Dec 2015 17:08:19 +0000 Message-ID: <1449767299-29691-2-git-send-email-ckeepax@opensource.wolfsonmicro.com> References: <1449767299-29691-1-git-send-email-ckeepax@opensource.wolfsonmicro.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: In-Reply-To: <1449767299-29691-1-git-send-email-ckeepax-yzvPICuk2AATkU/dhu1WVueM+bqZidxxQQ4Iyu8u01E@public.gmane.org> Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: cw00.choi-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org Cc: myungjoo.ham-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, patches-yzvPICuk2AATkU/dhu1WVueM+bqZidxxQQ4Iyu8u01E@public.gmane.org List-Id: devicetree@vger.kernel.org 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 --- 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. - wlf,gpsw : Settings for the general purpose switch -- 2.1.4 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html