* DDR Stats

AOP maintains DDR statistics like DDR LPMs and frequency stats. DDR stats
driver gives sysfs interface to display this.

PROPERTIES

- compatible:
	Usage: required
	Value type: <string>
	Definition: Should be "qcom,ddr-stats".

- reg:
	Usage: required
	Value type: <prop-encoded-array>
	Definition: The address on the AOP Message RAM from where the stats
		    are read should be provided as "phys_addr_base".
		    The offset from which the stats are available should be
		    provided as "offset_addr".

- reg-names:
	Usage: required
	Value type: <prop-encoded-array>
	Definition: Provides labels for the reg property.

EXAMPLE:
	qcom,ddr-stats@c300000 {
		compatible = "qcom,ddr-stats";
		reg = <0xc300000 0x1000>, <0xc3f001c 0x4>;
		reg-names = "phys_addr_base", "offset_addr";
	};