1 files changed, 7 insertions, 3 deletions

diff --git a/sound/soc/omap/n810.c b/sound/soc/omap/n810.c
index fae3ad36e0bf..25593fee9121 100644
--- a/sound/soc/omap/n810.c
+++ b/sound/soc/omap/n810.c
@@ -70,9 +70,13 @@ static void n810_ext_control(struct snd_soc_codec *codec)
 
 static int n810_startup(struct snd_pcm_substream *substream)
 {
+        struct snd_pcm_runtime *runtime = substream->runtime;
         struct snd_soc_pcm_runtime *rtd = substream->private_data;
         struct snd_soc_codec *codec = rtd->socdev->codec;
 
+        snd_pcm_hw_constraint_minmax(runtime,
+                                     SNDRV_PCM_HW_PARAM_CHANNELS, 2, 2);
+
         n810_ext_control(codec);
         return clk_enable(sys_clkout2);
 }
@@ -282,8 +286,9 @@ static struct snd_soc_dai_link n810_dai = {
 };
 
 /* Audio machine driver */
-static struct snd_soc_machine snd_soc_machine_n810 = {
+static struct snd_soc_card snd_soc_n810 = {
         .name = "N810",
+        .platform = &omap_soc_platform,
         .dai_link = &n810_dai,
         .num_links = 1,
 };
@@ -298,8 +303,7 @@ static struct aic3x_setup_data n810_aic33_setup = {
 
 /* Audio subsystem */
 static struct snd_soc_device n810_snd_devdata = {
-        .machine = &snd_soc_machine_n810,
-        .platform = &omap_soc_platform,
+        .card = &snd_soc_n810,
         .codec_dev = &soc_codec_dev_aic3x,
         .codec_data = &n810_aic33_setup,
 };