[alsa-devel] [PATCH] ASoC: tlv320aic32x4: Add 96k sample rate
Jeremy McDermond
nh6z at nh6z.net
Tue Apr 19 18:59:04 CEST 2016
The TLV320AIC32x4 series supports 96ksps rates in hardware. This patch
adds the necessary PLL divider values and clock settings to the table to
make 96ksps work.
Signed-off-by: Jeremy McDermond <nh6z at nh6z.net>
---
sound/soc/codecs/tlv320aic32x4.c | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/sound/soc/codecs/tlv320aic32x4.c b/sound/soc/codecs/tlv320aic32x4.c
index c6b6d55..2f8480c 100644
--- a/sound/soc/codecs/tlv320aic32x4.c
+++ b/sound/soc/codecs/tlv320aic32x4.c
@@ -159,7 +159,10 @@ static const struct aic32x4_rate_divs aic32x4_divs[] = {
/* 48k rate */
{AIC32X4_FREQ_12000000, 48000, 1, 8, 1920, 128, 2, 8, 128, 2, 8, 4},
{AIC32X4_FREQ_24000000, 48000, 2, 8, 1920, 128, 8, 2, 64, 8, 4, 4},
- {AIC32X4_FREQ_25000000, 48000, 2, 7, 8643, 128, 8, 2, 64, 8, 4, 4}
+ {AIC32X4_FREQ_25000000, 48000, 2, 7, 8643, 128, 8, 2, 64, 8, 4, 4},
+
+ /* 96k rate */
+ {AIC32X4_FREQ_25000000, 96000, 2, 7, 8643, 64, 4, 4, 64, 4, 4, 1},
};
static const struct snd_kcontrol_new hpl_output_mixer_controls[] = {
@@ -564,7 +567,7 @@ static int aic32x4_set_bias_level(struct snd_soc_codec *codec,
return 0;
}
-#define AIC32X4_RATES SNDRV_PCM_RATE_8000_48000
+#define AIC32X4_RATES SNDRV_PCM_RATE_8000_96000
#define AIC32X4_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE \
| SNDRV_PCM_FMTBIT_S24_3LE | SNDRV_PCM_FMTBIT_S32_LE)
--
2.5.0
More information about the Alsa-devel
mailing list