Linux Driver for TLV320AIC3X



The Linux driver supports the TLV320AIC3x family of low-power stereo CODECs, and communication through the I2C bus and interfaces with the Linux Dynamic Audio Power Management for Portable Devices (DAPM) class.

Linux main line status

Available in Linux main line: Yes
Available through N/A

Linux source files

The files associated with this device are:

  1. sound/soc/codecs/tlv320aic3x.c
  2. Documentation/devicetree/bindings/sound/tlv320aic3x.txt
  3. sound/soc/codecs/tlv320aic3x.h
  4. include/sound/tlv320aic3x.h
Source files sound/soc/codecs/tlv320aic3x.c
Linux device tree documenation Documentation/devicetree/bindings/sound/tlv320aic3x.txt
Other files sound/soc/codecs/tlv320aic3x.h


Enabling driver support

Configure kernel with "make menuconfig" (alternatively use "make xconfig" or "make nconfig")

Menuconfig location

Symbol: SND_SOC_TLV320AIC3X [=y]Type  : tristatePrompt: Texas Instruments TLV320AIC3x CODECs  Location:    -> Device Drivers      -> Sound card support (SOUND [=y])        -> Advanced Linux Sound Architecture (SND [=y])          -> ALSA for SoC audio support (SND_SOC [=y])            -> CODEC drivers  Defined at sound/soc/codecs/Kconfig:840  Depends on: SOUND [=y] && !M68K && !UML && SND [=y] && SND_SOC [=y] && I2C [=y]  Selected by: SND_DAVINCI_SOC_GENERIC_EVM [=y] && SOUND [=y] && !M68K && !UML && SND [=y] && SND_SOC [=y] || SND_OMAP_SOC_N810 [=y] && SOUND [=y] && !M68K && !UML && SND [=y] && SND_SOC [=y] && SND_OMAP_SOC [=y] && MACH_NOKIA_N810 [=y] && I2C [=y] && OMAP_MUX [=y] || SND_OMAP_SOC_RX51 [=y] && SOUND [=y] && !M68K && !UML && SND [=y] && SND_SOC [=y] && SND_OMAP_SOC [=y] && ARM [=y] && I2C [=y] && GPIOLIB [=y] || SND_SOC_SAMSUNG_SIMTEC_HERMES [=y] && SOUND [=y] && !M68K && !UML && SND [=y] && SND_SOC [=y] && SND_SOC_SAMSUNG [=y] && ARCH_S3C24XX [=y] && I2C [=y] || SND_SOC_ALL_CODECS [=y] && SOUND [=y] && !M68K && !UML && SND [=y] && SND_SOC [=y] && COMPILE_TEST [=y] && I2C [=y]

Fixes and code enhancements

If there are fixes and or code enhancements that need to be added to thisdriver please either1. Send the patches to the relevant Linux Kernel community as listed in the maintainers file located: Hereor2.  Contact your TI representative.


Audio CODECs
TLV320AIC3007 Low Power Stereo CODEC with Integrated Class-D Amplifier TLV320AIC31 Low-Power Stereo Codec with 6 Inputs, 6 Outputs, Integrated Headphone/Speaker Amps, 3D Effects TLV320AIC32 Low-Power Stereo CODEC with 6 Inputs, 6 Outputs, HP/Speaker Amplifier and 3D Effects TLV320AIC33 Low-Power Stereo CODEC with 10 Inputs, 7 Outputs, HP/Speaker Amplifier and Enhanced Digital Effects TLV320AIC34 Low-power 4-channel CODEC
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