diff options
Diffstat (limited to 'sound/soc/tegra/Kconfig')
-rw-r--r-- | sound/soc/tegra/Kconfig | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/sound/soc/tegra/Kconfig b/sound/soc/tegra/Kconfig index 9028e5fde3dc..800cf9c7d990 100644 --- a/sound/soc/tegra/Kconfig +++ b/sound/soc/tegra/Kconfig @@ -93,6 +93,19 @@ config SND_SOC_TEGRA210_I2S compatible devices. Say Y or M if you want to add support for Tegra210 I2S module. +config SND_SOC_TEGRA186_DSPK + tristate "Tegra186 DSPK module" + depends on SND_SOC_TEGRA + help + Config to enable the Digital Speaker Controller (DSPK) which + converts the multi-bit Pulse Code Modulation (PCM) audio input to + oversampled 1-bit Pulse Density Modulation (PDM) output. From the + signal flow perspective DSPK can be viewed as a PDM transmitter + that up-samples the input to the desired sampling rate by + interpolation and then converts the oversampled PCM input to + the desired 1-bit output via Delta Sigma Modulation (DSM). + Say Y or M if you want to add support for Tegra186 DSPK module. + config SND_SOC_TEGRA_RT5640 tristate "SoC Audio support for Tegra boards using an RT5640 codec" depends on SND_SOC_TEGRA && I2C && GPIOLIB |