[PATCH] extcon: arizona: Update binding docs to mention new defines for GPSW

[Charles Keepax]

Update the binding documentation to mention the defines added for the
possible values of wlf,gpsw.

Signed-off-by: Charles Keepax <ckeepax@xxxxxxxxxxxxxxxxxxxxxxxxxxx>
---
 Documentation/devicetree/bindings/extcon/extcon-arizona.txt | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/extcon/extcon-arizona.txt b/Documentation/devicetree/bindings/extcon/extcon-arizona.txt
index e27341f..7f3d94a 100644
--- a/Documentation/devicetree/bindings/extcon/extcon-arizona.txt
+++ b/Documentation/devicetree/bindings/extcon/extcon-arizona.txt
@@ -46,7 +46,8 @@ Optional properties:
     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
+  - wlf,gpsw : Settings for the general purpose switch, set as one of the
+    ARIZONA_GPSW_XXX defines.
 
 Example:
 
-- 
2.1.4