From b81f8df8039e6dca8f9533fe0b549139b907e61f Mon Sep 17 00:00:00 2001 From: Michael Sit Wei Hong Date: Thu, 30 Jul 2020 13:53:16 +0800 Subject: ASoC: Intel: KMB: Add 8kHz audio support Enable 8kHz audio support for Intel Keem Bay platform. Signed-off-by: Michael Sit Wei Hong Reviewed-by: Sia Jee Heng Reviewed-by: Pierre-Louis Bossart Link: https://lore.kernel.org/r/20200730055319.1522-2-michael.wei.hong.sit@intel.com Signed-off-by: Mark Brown --- sound/soc/intel/keembay/kmb_platform.c | 22 ++++++++++++++++------ 1 file changed, 16 insertions(+), 6 deletions(-) (limited to 'sound/soc') diff --git a/sound/soc/intel/keembay/kmb_platform.c b/sound/soc/intel/keembay/kmb_platform.c index 44798832c2f9..dcc5ac561545 100644 --- a/sound/soc/intel/keembay/kmb_platform.c +++ b/sound/soc/intel/keembay/kmb_platform.c @@ -28,8 +28,10 @@ static const struct snd_pcm_hardware kmb_pcm_hardware = { SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_BATCH | SNDRV_PCM_INFO_BLOCK_TRANSFER, - .rates = SNDRV_PCM_RATE_16000 | SNDRV_PCM_RATE_48000, - .rate_min = 16000, + .rates = SNDRV_PCM_RATE_8000 | + SNDRV_PCM_RATE_16000 | + SNDRV_PCM_RATE_48000, + .rate_min = 8000, .rate_max = 48000, .formats = SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE | @@ -533,8 +535,10 @@ static struct snd_soc_dai_driver intel_kmb_platform_dai[] = { .playback = { .channels_min = 2, .channels_max = 2, - .rates = SNDRV_PCM_RATE_16000 | SNDRV_PCM_RATE_48000, - .rate_min = 16000, + .rates = SNDRV_PCM_RATE_8000 | + SNDRV_PCM_RATE_16000 | + SNDRV_PCM_RATE_48000, + .rate_min = 8000, .rate_max = 48000, .formats = (SNDRV_PCM_FMTBIT_S32_LE | SNDRV_PCM_FMTBIT_S24_LE | @@ -543,8 +547,14 @@ static struct snd_soc_dai_driver intel_kmb_platform_dai[] = { .capture = { .channels_min = 2, .channels_max = 2, - .rates = SNDRV_PCM_RATE_16000 | SNDRV_PCM_RATE_48000, - .rate_min = 16000, + /* + * .channels_max will be overwritten + * if provided by Device Tree + */ + .rates = SNDRV_PCM_RATE_8000 | + SNDRV_PCM_RATE_16000 | + SNDRV_PCM_RATE_48000, + .rate_min = 8000, .rate_max = 48000, .formats = (SNDRV_PCM_FMTBIT_S32_LE | SNDRV_PCM_FMTBIT_S24_LE | -- cgit v1.2.3