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* Allwinner A64 Codec Analog Controls

Required properties:
- compatible: must be one of the following compatibles:
		- "allwinner,sun50i-a64-codec-analog"
- reg: must contain the registers location and length
- cpvdd-supply: Regulator supply for the headphone amplifier

Example:
	codec_analog: codec-analog@1f015c0 {
		compatible = "allwinner,sun50i-a64-codec-analog";
		reg = <0x01f015c0 0x4>;
		cpvdd-supply = <&reg_eldo1>;
	};