diff options
| author | Nicolin Chen <nicoleotsuka@gmail.com> | 2014-07-29 14:08:53 +0400 |
|---|---|---|
| committer | Mark Brown <broonie@linaro.org> | 2014-07-29 22:22:49 +0400 |
| commit | 3117bb3109dc223e186302f5dc8ce9ed04adca90 (patch) | |
| tree | 35f65b00d2361c37d158f31a8ae1707975aaf1cc /sound/soc/fsl/Kconfig | |
| parent | 94b912e42829b25d97b6b1f2be66c6aa81ac125f (diff) | |
| download | linux-3117bb3109dc223e186302f5dc8ce9ed04adca90.tar.xz | |
ASoC: fsl_asrc: Add ASRC ASoC CPU DAI and platform drivers
The Asynchronous Sample Rate Converter (ASRC) converts the sampling rate of a
signal associated with an input clock into a signal associated with a different
output clock. The driver currently works as a Front End of DPCM with other Back
Ends DAI links such as ESAI<->CS42888 and SSI<->WM8962 and SAI. It converts the
original sample rate to a common rate supported by Back Ends for playback while
converts the common rate of Back Ends to a desired rate for capture. It has 3
pairs to support three different substreams within totally 10 channels.
Signed-off-by: Nicolin Chen <nicoleotsuka@gmail.com>
Reviewed-by: Varka Bhadram <varkabhadram@gmail.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
Diffstat (limited to 'sound/soc/fsl/Kconfig')
| -rw-r--r-- | sound/soc/fsl/Kconfig | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/sound/soc/fsl/Kconfig b/sound/soc/fsl/Kconfig index 37933629cbed..56fd32b3a881 100644 --- a/sound/soc/fsl/Kconfig +++ b/sound/soc/fsl/Kconfig @@ -2,6 +2,15 @@ menu "SoC Audio for Freescale CPUs" comment "Common SoC Audio options for Freescale CPUs:" +config SND_SOC_FSL_ASRC + tristate "Asynchronous Sample Rate Converter (ASRC) module support" + select REGMAP_MMIO + help + Say Y if you want to add Asynchronous Sample Rate Converter (ASRC) + support for the Freescale CPUs. + This option is only useful for out-of-tree drivers since + in-tree drivers select it automatically. + config SND_SOC_FSL_SAI tristate "Synchronous Audio Interface (SAI) module support" select REGMAP_MMIO |