aboutsummaryrefslogtreecommitdiffstats
path: root/sound/soc/tegra/Kconfig
diff options
context:
space:
mode:
Diffstat (limited to 'sound/soc/tegra/Kconfig')
-rw-r--r--sound/soc/tegra/Kconfig13
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