Linux Driver for PCM1681



The Linux driver supports the PCM1681 8-channel audio digital-to-analog converter (DAC), communication through I2C and registers with the ASOC framework of the Linux kernel.

Linux main line status

Available in Linux main line: Yes
Available through git.ti.com: N/A

Linux source files

The files associated with this device are:

  1. sound/soc/codecs/pcm1681.c
  2. Documentation/devicetree/bindings/sound/ti,pcm1681.txt

Source files sound/soc/codecs/pcm1681.c

Linux device tree documenation Documentation/devicetree/bindings/sound/ti,pcm1681.txt

Enabling driver support

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

Menuconfig location

Symbol: SND_SOC_PCM1681 [=y]Type  : tristatePrompt: Texas Instruments PCM1681 CODEC  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:537  Depends on: SOUND [=y] && !M68K && !UML && SND [=y] && SND_SOC [=y] && I2C [=y]  Selected by: 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 DACs
PCM1681 105dB SNR 8-Channel Audio DAC with TDM Mode
Download View video with transcript Video

Support & training

TI E2E™ forums with technical support from TI engineers

View all forum topics

Content is provided "as is" by TI and community contributors and does not constitute TI specifications. See terms of use.

If you have questions about quality, packaging or ordering TI products, see TI support.