1 files changed, 14 insertions, 9 deletions

diff --git a/sound/soc/omap/omap-mcbsp.c b/sound/soc/omap/omap-mcbsp.c
index 252bc7ebb194..e8f1314762d7 100644
--- a/sound/soc/omap/omap-mcbsp.c
+++ b/sound/soc/omap/omap-mcbsp.c
@@ -203,7 +203,7 @@ static int omap_mcbsp_dai_hw_params(struct snd_pcm_substream *substream,
         struct omap_mcbsp_data *mcbsp_data = to_mcbsp(cpu_dai->private_data);
         struct omap_mcbsp_reg_cfg *regs = &mcbsp_data->regs;
         int dma, bus_id = mcbsp_data->bus_id, id = cpu_dai->id;
-        int wlen;
+        int wlen, channels;
         unsigned long port;
 
         if (cpu_class_is_omap1()) {
@@ -232,12 +232,17 @@ static int omap_mcbsp_dai_hw_params(struct snd_pcm_substream *substream,
                 return 0;
         }
 
-        switch (params_channels(params)) {
+        channels = params_channels(params);
+        switch (channels) {
         case 2:
-                /* Set 1 word per (McBPSP) frame and use dual-phase frames */
-                regs->rcr2      |= RFRLEN2(1 - 1) | RPHASE;
+                /* Use dual-phase frames */
+                regs->rcr2      |= RPHASE;
+                regs->xcr2      |= XPHASE;
+        case 1:
+                /* Set 1 word per (McBSP) frame */
+                regs->rcr2      |= RFRLEN2(1 - 1);
                 regs->rcr1      |= RFRLEN1(1 - 1);
-                regs->xcr2      |= XFRLEN2(1 - 1) | XPHASE;
+                regs->xcr2      |= XFRLEN2(1 - 1);
                 regs->xcr1      |= XFRLEN1(1 - 1);
                 break;
         default:
@@ -266,8 +271,8 @@ static int omap_mcbsp_dai_hw_params(struct snd_pcm_substream *substream,
                 regs->srgr1     |= FWID(wlen - 1);
                 break;
         case SND_SOC_DAIFMT_DSP_A:
-                regs->srgr2     |= FPER(wlen * 2 - 1);
-                regs->srgr1     |= FWID(wlen * 2 - 2);
+                regs->srgr2     |= FPER(wlen * channels - 1);
+                regs->srgr1     |= FWID(wlen * channels - 2);
                 break;
         }
 
@@ -457,13 +462,13 @@ static int omap_mcbsp_dai_set_dai_sysclk(struct snd_soc_dai *cpu_dai,
         .name = "omap-mcbsp-dai-"#link_id,                      \
         .id = (link_id),                                        \
         .playback = {                                           \
-                .channels_min = 2,                              \
+                .channels_min = 1,                              \
                 .channels_max = 2,                              \
                 .rates = OMAP_MCBSP_RATES,                      \
                 .formats = SNDRV_PCM_FMTBIT_S16_LE,             \
         },                                                      \
         .capture = {                                            \
-                .channels_min = 2,                              \
+                .channels_min = 1,                              \
                 .channels_max = 2,                              \
                 .rates = OMAP_MCBSP_RATES,                      \
                 .formats = SNDRV_PCM_FMTBIT_S16_LE,             \