summaryrefslogtreecommitdiffstats
path: root/kernel/Documentation/devicetree/bindings/extcon/extcon-arizona.txt
diff options
context:
space:
mode:
Diffstat (limited to 'kernel/Documentation/devicetree/bindings/extcon/extcon-arizona.txt')
-rw-r--r--kernel/Documentation/devicetree/bindings/extcon/extcon-arizona.txt15
1 files changed, 15 insertions, 0 deletions
diff --git a/kernel/Documentation/devicetree/bindings/extcon/extcon-arizona.txt b/kernel/Documentation/devicetree/bindings/extcon/extcon-arizona.txt
new file mode 100644
index 000000000..e1705fae6
--- /dev/null
+++ b/kernel/Documentation/devicetree/bindings/extcon/extcon-arizona.txt
@@ -0,0 +1,15 @@
+Cirrus Logic Arizona class audio SoCs
+
+These devices are audio SoCs with extensive digital capabilities and a range
+of analogue I/O.
+
+This document lists Extcon specific bindings, see the primary binding document:
+ ../mfd/arizona.txt
+
+Optional properties:
+
+ - wlf,hpdet-channel : Headphone detection channel.
+ ARIZONA_ACCDET_MODE_HPL or 1 - Headphone detect mode is set to HPDETL
+ 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.