QTI battery glink debug binding

This binding describes the Qualcomm Technologies, Inc. battery glink debug
device. QTI battery glink debug device helps to get logs and debug information
by communicating with charger firmware running on the remote subsystem
(e.g. DSP) over PMIC Glink.

Refer to Documentation/devicetree/bindings/soc/qcom/qcom,pmic-glink.txt for
information on "qcom,pmic_glink_log" device which is used in the example below.

- compatible:
	Usage: required
	Value type: <stringlist>
	Definition: must be "qcom,battery-debug"

= EXAMPLE

&soc {
	qcom,pmic_glink_log {
		...
		qcom,battery_debug {
			compatible = "qcom,battery-debug";
		};
		...
	};
};