From: Charles Keepax <ckeepax-yzvPICuk2AATkU/dhu1WVueM+bqZidxxQQ4Iyu8u01E@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,
robh-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org
Subject: [PATCH v2 2/3] extcon: arizona: Update device tree binding for mic detect configurations
Date: Mon, 14 Dec 2015 10:37:12 +0000 [thread overview]
Message-ID: <1450089433-11398-2-git-send-email-ckeepax@opensource.wolfsonmicro.com> (raw)
In-Reply-To: <1450089433-11398-1-git-send-email-ckeepax-yzvPICuk2AATkU/dhu1WVueM+bqZidxxQQ4Iyu8u01E@public.gmane.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 <ckeepax-yzvPICuk2AATkU/dhu1WVueM+bqZidxxQQ4Iyu8u01E@public.gmane.org>
Acked-by: Rob Herring <robh-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
---
No changes since v1.
Thanks,
Charles
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
--
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next prev parent reply other threads:[~2015-12-14 10:37 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-12-14 10:37 [PATCH v2 1/3] extcon: arizona: Add device bindings for the micd configurations Charles Keepax
[not found] ` <1450089433-11398-1-git-send-email-ckeepax-yzvPICuk2AATkU/dhu1WVueM+bqZidxxQQ4Iyu8u01E@public.gmane.org>
2015-12-14 10:37 ` Charles Keepax [this message]
2015-12-15 1:00 ` [PATCH v2 2/3] extcon: arizona: Update device tree binding for mic detect configurations Chanwoo Choi
2015-12-14 10:37 ` [PATCH 3/3] extcon: arizona: Add DT binding examples Charles Keepax
2015-12-15 1:00 ` Chanwoo Choi
2015-12-15 1:00 ` [PATCH v2 1/3] extcon: arizona: Add device bindings for the micd configurations Chanwoo Choi
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