Input: cap11xx - support for irq-active-high option

Some applications need to use the irq-active-high push-pull option.
This allows it be enabled in the device tree child node.

Signed-off-by: Matt Ranostay <mranostay@gmail.com>
Reviewed-by: Daniel Mack <daniel@zonque.org>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

1 files changed, 4 insertions, 0 deletions

diff --git a/Documentation/devicetree/bindings/input/cap11xx.txt b/Documentation/devicetree/bindings/input/cap11xx.txt
index 61d20d8d97e2..7d0a3009771b 100644
--- a/Documentation/devicetree/bindings/input/cap11xx.txt
+++ b/Documentation/devicetree/bindings/input/cap11xx.txt
@@ -28,6 +28,10 @@ Optional properties:
                                 Valid values are 1, 2, 4, and 8.
                                 By default, a gain of 1 is set.
 
+        microchip,irq-active-high:      By default the interrupt pin is active low
+                                open drain. This property allows using the active
+                                high push-pull output.
+
         linux,keycodes:         Specifies an array of numeric keycode values to
                                 be used for the channels. If this property is
                                 omitted, KEY_A, KEY_B, etc are used as