ASoC: davinci-mcasp: Add support for 1-channel

McASP doesn't support 1-slot TDM mode needed for mono, however mono
can still be achieved by using 2-slots (or more) and transferring data
only in one slot.

Change-Id: Ic8420cf2d6cc1ee9b9c163ab592cfa347a679340
Signed-off-by: Misael Lopez Cruz <misael.lopez@ti.com>

diff --git a/sound/soc/davinci/davinci-mcasp.c b/sound/soc/davinci/davinci-mcasp.c
index 99cdd6034c43d5385b7d831a633de4171d1bb87b..5d9af6c7ddfaa81962c95eee043906608a9a64ab 100644 (file)
--- a/sound/soc/davinci/davinci-mcasp.c
+++ b/sound/soc/davinci/davinci-mcasp.c
@@ -1081,13 +1081,13 @@ static struct snd_soc_dai_driver davinci_mcasp_dai[] = {
        {
                .name           = "davinci-mcasp.0",
                .playback       = {
-                       .channels_min   = 2,
+                       .channels_min   = 1,
                        .channels_max   = 32 * 16,
                        .rates          = DAVINCI_MCASP_RATES,
                        .formats        = DAVINCI_MCASP_PCM_FMTS,
                },
                .capture        = {
-                       .channels_min   = 2,
+                       .channels_min   = 1,
                        .channels_max   = 32 * 16,
                        .rates          = DAVINCI_MCASP_RATES,
                        .formats        = DAVINCI_MCASP_PCM_FMTS,