diff --git a/sound/soc/codecs/dummy-codec.c b/sound/soc/codecs/dummy-codec.c
index 35756c753357..2cb3ae65d4f7 100644
--- a/sound/soc/codecs/dummy-codec.c
+++ b/sound/soc/codecs/dummy-codec.c
@@ -48,20 +48,22 @@ struct snd_soc_dai_driver dummy_dai = {
 	.name = "dummy_codec",
 	.playback = {
 		.stream_name = "Dummy Playback",
-		.channels_min = 2,
+		.channels_min = 1,
 		.channels_max = 384,
-		.rates = SNDRV_PCM_RATE_8000_192000,
-		.formats = (SNDRV_PCM_FMTBIT_S16_LE |
+		.rates = SNDRV_PCM_RATE_8000_384000,
+		.formats = (SNDRV_PCM_FMTBIT_S8 |
+			    SNDRV_PCM_FMTBIT_S16_LE |
 			    SNDRV_PCM_FMTBIT_S20_3LE |
 			    SNDRV_PCM_FMTBIT_S24_LE |
 			    SNDRV_PCM_FMTBIT_S32_LE),
 	},
 	.capture = {
 		.stream_name = "Dummy Capture",
-		.channels_min = 2,
+		.channels_min = 1,
 		.channels_max = 384,
-		.rates = SNDRV_PCM_RATE_8000_192000,
-		.formats = (SNDRV_PCM_FMTBIT_S16_LE |
+		.rates = SNDRV_PCM_RATE_8000_384000,
+		.formats = (SNDRV_PCM_FMTBIT_S8 |
+			    SNDRV_PCM_FMTBIT_S16_LE |
 			    SNDRV_PCM_FMTBIT_S20_3LE |
 			    SNDRV_PCM_FMTBIT_S24_LE |
 			    SNDRV_PCM_FMTBIT_S32_LE),