Cirrus Logic MSM Framework Driver

Required properties:

  - compatible : "cirrus,msm-cirrus-playback"

  - usecase-names : List of strings representing the various usecases
  available on a given platform (max of 4).

  - usecase-indexes : List of usecases index representing the above

  - ff-port-id : Port index of feedforward speaker enhancement module

Example:

msm-cirrus-playback {
	compatible = "cirrus,msm-cirrus-playback";
	usecase-names = "Playback", "Voice", "Headset", "Handsfree";
	usecase-indexes = <0 1 2 3>;
	ff-port-id = "16384";
};
