QPNP-REVID

QPNP-REVID provides a way to read the PMIC part number and revision.

Required properties:
- compatible : should be "qcom,qpnp-revid"
- reg : offset and length of the PMIC peripheral register map.

Example:
	qcom,revid@100 {
		compatible = "qcom,qpnp-revid";
		reg = <0x100 0x100>;
	};
