ASoC: xlnx: Add AES channel status parsing

ASoC: xlnx: Add AES channel status parsing

This add AES channel status parsing logic, which provides audio
stream parameter information like channel count, bit depth, sampling
rate. User provided capture parameters will be compared against parsed
parameters to have proper audio capture.

Signed-off-by: Maruthi Srinivas Bayyavarapu <maruthi.srinivas.bayyavarapu@xilinx.com>
Reviewed-by: Hyun Kwon <hyun.kwon@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>