[alsa-devel] [PATCH] ASoC: adau1701: Add 44.1 KHz to supported sample rates

pascal.huerst at gmail.com pascal.huerst at gmail.com
Thu Oct 15 13:16:06 CEST 2015


From: Pascal Huerst <pascal.huerst at gmail.com>

According to the datasheet, this device does also support 44.1 KHz
as sample rate. This adds the necessary changes to support this.

See Datasheet: Rev. B / page 39 / SR[1:0]

Signed-off-by: Pascal Huerst <pascal.huerst at gmail.com>
---
 sound/soc/codecs/adau1701.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/sound/soc/codecs/adau1701.c b/sound/soc/codecs/adau1701.c
index de53c0d..8b3ba51 100644
--- a/sound/soc/codecs/adau1701.c
+++ b/sound/soc/codecs/adau1701.c
@@ -459,6 +459,7 @@ static int adau1701_hw_params(struct snd_pcm_substream *substream,
 	case 96000:
 		val = ADAU1701_DSPCTRL_SR_96;
 		break;
+	case 44100:
 	case 48000:
 		val = ADAU1701_DSPCTRL_SR_48;
 		break;
@@ -623,8 +624,8 @@ static int adau1701_startup(struct snd_pcm_substream *substream,
 	return sigmadsp_restrict_params(adau1701->sigmadsp, substream);
 }
 
-#define ADAU1701_RATES (SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_96000 | \
-	SNDRV_PCM_RATE_192000)
+#define ADAU1701_RATES (SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000 |\
+	SNDRV_PCM_RATE_96000 | SNDRV_PCM_RATE_192000)
 
 #define ADAU1701_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\
 	SNDRV_PCM_FMTBIT_S24_LE)
-- 
2.4.3



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