This patch adds ASoC support for the WM9712 codec.
Supported features:-
o Capture/Playback/Sidetone/Bypass.
o Aux DAC.
o 8k - 48k sample rates.
o DAPM.
Signed-off-by: Richard Purdie
Signed-off-by: Liam Girdwood
Signed-off-by: Takashi Iwai
Signed-off-by: Jaroslav Kysela