ASoC: WCD9310: Enable Analog Input 3 and 4

Adds logic to enable analog input 3 and analog
input 4. These inputs use external microphone
bias 3 and 4 respectively on the CDP only.
Adds all possible routes in the codec for each
of the inputs.

Signed-off-by: Bhalchandra Gajare <gajare@codeaurora.org>
2 files changed