Doc: mfd: as3722: Add details of optional missing property

[linux-2.6-microblaze.git] / Documentation / devicetree / bindings / mfd / as3722.txt

diff --git a/Documentation/devicetree/bindings/mfd/as3722.txt b/Documentation/devicetree/bindings/mfd/as3722.txt
index 8edcb9b..4f64b2a 100644 (file)
--- a/Documentation/devicetree/bindings/mfd/as3722.txt
+++ b/Documentation/devicetree/bindings/mfd/as3722.txt
@@ -13,6 +13,14 @@ Required properties:
   The second cell is the flags, encoded as the trigger masks from binding document
        interrupts.txt, using dt-bindings/irq.
 
+Optional properties:
+--------------------
+- ams,enable-internal-int-pullup: Boolean property, to enable internal pullup on
+       interrupt pin. Missing this will disable internal pullup on INT pin.
+- ams,enable-internal-i2c-pullup: Boolean property, to enable internal pullup on
+       i2c scl/sda pins. Missing this will disable internal pullup on i2c
+       scl/sda lines.
+
 Optional submodule and their properties:
 =======================================