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  • TLV320AIC31XX-DRIVERS: TLV320AIC31XX Linux Driver: Run time chip identification

    TI Thinks Resolved
    Part Number: TLV320AIC31XX-DRIVERS Other Parts Discussed in Thread: TLV320AIC3100 , TLV320AIC3111 Hello TI, Is there any way or register (like vendor id / product id register most of the chips have) to identify the chip connected on board at run time…

  • TLV320AIC3100: TLV320AIC31XX-LINUX driver, Issues setting up mic bias, Raspberry Pi 4

    Part Number: TLV320AIC3100 Tool/software: We cannot send voltage to the MICBIAS through the audio controls, we have audio working but we so no way of turning on the mic bias from alsamixer. We can manually set the registers for the micbias to get the…
    • Answered

  • TLV320AIC3100: TLV320AIC31XX Linux driver issue - sound: parse error -22

    Resolved
    Part Number: TLV320AIC3100 Hi, I am currently bringing up a device with an TLV320AIC3100 TI codec assembled, but I getting following error during driver initialization: [    4.104750] asoc-audio-graph-card sound: parse error -22 [    4.108728] asoc…
    • Resolved

  • TLV320AIC3100: Issue in TLV320AIC31xx Linux Driver

    Part Number: TLV320AIC3100 Hi, We are using TLV320AIC3100IRHBR as audio codec interface for our Embedded Linux Platform developed using Yocto Project (Kernel Version used is 4.14.98). To enable the driver support, "Texas Instruments TLV320AIC31xx…

  • RE: TLV320AIC3109-Q1: How should the audio link be written?

    Hi, The official Linux kernel driver can be found here: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/tree/sound/soc/codecs/tlv320aic3x.c https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/tree/sound/soc/codecs/tlv320aic3x…

  • RE: TLV320AIC3104-Q1: Using amixer (ALSA) without I2S

    Hi, You could use the AIC31xx driver, accessible here: https://www.ti.com/tool/TLV320AIC31XX-DRIVERS What exactly are you trying to do, and what is the issue now? Sorry I do not understand fully. Best, Mir

  • RE: Updated TLV320AIC31xx Driver for 3.4 kernel release

    Karthik, If you have any public sources, I would love to compare with your work. On my kernel, I also have some complication with ABE code for use in Android. Mike

  • RE: TLV320AIC3104: unable to setup PLL

    I downloaded the driver file here: www.ti.com.cn/.../TLV320AIC31XX-DRIVERS. DTS： i2c_4{ - clock-frequency = <400000>; + clock-frequency = <100000>; } + tlv320aic3x: tlv320aic3x@1b { + #sound-dai-cells = <1>; + compatible = "ti,tlv320aic3x…

  • TLV320AIC3120: Speaker paths for playback

    Part Number: TLV320AIC3120 Tool/software: Hi, I'm currently working on bringing up the TLV320AIC3120 codec on a QCS6490 platform, but I'm having trouble configuring the speaker widget audio paths. The codec driver loads and registers correctly…

  • RE: TLV320AIC3106: using "snd_soc_component_write" from an application

    Hi, I recommend you to use the same dai structure as the Linux driver； https://www.ti.com/tool/TLV320AIC31XX-DRIVERS You can add a default setting array after reset. Regards Kevin

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