On 09/17/2013 12:45 AM, Laxman Dewangan wrote:

The AS3722 is a compact system PMU suitable for Mobile Phones,
Tablet etc. It has 4 DCDC step down regulators, 3 DCDC step down
controller, 11 LDOs.

Add a driver to support accessing the DCDC/LDOs found on the AMS
AS3722 PMIC using regulators.

The filename is typo'd

+AMS AS3722 regulator devicetree bindings.
+The regulator node is sub node of the AS3722 node.

You probably want a blank line to separate the document title from the
body text.

+Optional nodes:
+- regulators : Must contain a sub-node per regulator from the list below.
+	       Each sub-node should contain the constraints and initialization
+	       information for that regulator. See regulator.txt for a
+	       description of standard properties for these sub-nodes.
+	       Additional custom properties  are listed below.
+	       sd[0-6], ldo[0-7], ldo[9-11].

I think you want to prefix that last line with something like: "Valid
regulator names are: ".

+		ams,ext-control: External control of the rail. The option of
+			this properties will tell which external input is
+			controlling this rail. Valid values are 0, 1, 2 ad 3.
+			0: There is no external control of this rail.
+			1: Rail is controlled by ENABLE1 input pin.
+			2: Rail is controlled by ENABLE1 input pin.
+			3: Rail is controlled by ENABLE1 input pin.

Those last 3 lines all say the same thing.