ASoC: fsl_sai: Add support for more sample rates
authorShengjiu Wang <shengjiu.wang@nxp.com>
Fri, 17 Jun 2022 07:44:33 +0000 (15:44 +0800)
committerMark Brown <broonie@kernel.org>
Mon, 27 Jun 2022 12:18:08 +0000 (13:18 +0100)
Add support for more sample rates, because PDM format
bitstream has higher sample rates. for example DSD512
format, the bit clock is 22.5792MHz, if the word width
is U8_LE, then the max sample rate is 2822400.

Signed-off-by: Shengjiu Wang <shengjiu.wang@nxp.com>
Link: https://lore.kernel.org/r/1655451877-16382-4-git-send-email-shengjiu.wang@nxp.com
Signed-off-by: Mark Brown <broonie@kernel.org>
sound/soc/fsl/fsl_sai.c

index d11ee3b6f1639fac166e57aeb790bac347a1154b..9d2828b55c0736d9c277a864d4874f33fd2c53f8 100644 (file)
@@ -30,7 +30,8 @@
 static const unsigned int fsl_sai_rates[] = {
        8000, 11025, 12000, 16000, 22050,
        24000, 32000, 44100, 48000, 64000,
-       88200, 96000, 176400, 192000
+       88200, 96000, 176400, 192000, 352800,
+       384000, 705600, 768000, 1411200, 2822400,
 };
 
 static const struct snd_pcm_hw_constraint_list fsl_sai_rate_constraints = {
@@ -763,7 +764,7 @@ static struct snd_soc_dai_driver fsl_sai_dai_template = {
                .channels_min = 1,
                .channels_max = 32,
                .rate_min = 8000,
-               .rate_max = 192000,
+               .rate_max = 2822400,
                .rates = SNDRV_PCM_RATE_KNOT,
                .formats = FSL_SAI_FORMATS,
        },
@@ -772,7 +773,7 @@ static struct snd_soc_dai_driver fsl_sai_dai_template = {
                .channels_min = 1,
                .channels_max = 32,
                .rate_min = 8000,
-               .rate_max = 192000,
+               .rate_max = 2822400,
                .rates = SNDRV_PCM_RATE_KNOT,
                .formats = FSL_SAI_FORMATS,
        },