ASoC: tlv320aic3x: Add TDM support
TDM support is achieved using DSP transfer mode and setting a
programmable offset which specifies where data begins with
respect to the frame sync.
It requires 256-clock mode if CODEC is master (not currently
supported in the driver). No additional dependency if CODEC
is slave.
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
diff --git a/sound/soc/codecs/tlv320aic3x.h b/sound/soc/codecs/tlv320aic3x.h
index e521ac3..89fa692 100644
--- a/sound/soc/codecs/tlv320aic3x.h
+++ b/sound/soc/codecs/tlv320aic3x.h
@@ -169,6 +169,7 @@
/* Audio serial data interface control register A bits */
#define BIT_CLK_MASTER 0x80
#define WORD_CLK_MASTER 0x40
+#define DOUT_TRISTATE 0x20
/* Codec Datapath setup register 7 */
#define FSREF_44100 (1 << 7)