Add EQ data for the tfa9890 amp

* Used by libaudioamp
  (Change-Id: I24d3dfa5b497e2542a2a0877a7795e76cb3d6254)

Change-Id: I6bfe08bae1dfc9843361952186d39b61ae6b88c9
audio: Update mixer paths for open source HAL

* Start the TFA9890 amp and configure it properly.

Change-Id: I3732d1f6ec0b2474a59095b2b5f848c7cb2535e9
Signed-off-by: Chirayu Desai <chirayudesai1@gmail.com>