* Spreadtrum sound compress offload platform driver

This node models spreadtrum sound compress offload platform driver

Required properties:

this node allow sound use sound offload platform driver
- compatible : "sprd,sharkl5-compress-platform", "sprd,roc1-compress-platform"
	"sprd,sharkl5pro-compress-platform"
- dmas : compress used dma channels
- dma-names : dma names of dma channels
- #sound-dai-cells : only support 0, it means use default
    asoc platform.

Example:
sprd_compr: sprd-compr-audio {
	#sound-dai-cells = <0>;
	compatible = "sprd,sharkl5-compress-platform";
	dmas = <&agcp_dma 17 &agcp_dma 18>;
	dma-names = "compr_dma_stage0", "compr_dma_stage1";
};

sprd-audio-card,dai-link@1 {
	...
	plat {
		sound-dai = <&sprd_compr>;
    };
	...
};
