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by shrikantetc
Mon Sep 25, 2017 6:43 am
Forum: Raspbian
Topic: ALSA problems [SOLVED]
Replies: 11
Views: 25638

Re: ALSA /var/lib/alsa/asound.state after REBOOT restore to default

Hi, I am using Raspberry Pi model b board. Raspbian Jessie Whenever I am making some changes in /var/lib/alsa/asound.state file. After reboot, It is resetting to default again. Why does this happen? I am using alsamixer to changed parameter. But that changes are also not getting reflected on reboot....
by shrikantetc
Thu Sep 14, 2017 11:21 am
Forum: Device Tree
Topic: TLV320AIC3254 audio codec device tree overlay
Replies: 3
Views: 2108

Re: TLV320AIC3254 audio codec device tree overlay

Hi Sir, I have TLV320AIC3254 evaluation board. and codec driver files and device tree file. What else required to use TLV320AIC3254 evaluation, board? Please tell me. The device tree file contains: Texas Instruments - tlv320aic32x4 Codec module The tlv320aic32x4 serial control bus communicates throu...
by shrikantetc
Wed Sep 13, 2017 2:49 pm
Forum: Interfacing (DSI, CSI, I2C, etc.)
Topic: Ak4554VT audio codec
Replies: 11
Views: 2765

Re: Ak4554VT audio codec

Sorry for the mistake.

Please tell the right way to post queries.
by shrikantetc
Wed Sep 13, 2017 11:40 am
Forum: Interfacing (DSI, CSI, I2C, etc.)
Topic: Ak4554VT audio codec
Replies: 11
Views: 2765

Re: Ak4554VT audio codec

Hi , I am trying to interface TLV320AIC3254 audio codec with raspberry pi. And somehow manage to compile the kernel with TLV320AIC32x4 module. But not able to write .dts file for TLV320AIC3254 audio codec evaluation board. output of "lsmod" command to your technical team: Module Size Used by bnep 11...
by shrikantetc
Wed Sep 13, 2017 11:39 am
Forum: Interfacing (DSI, CSI, I2C, etc.)
Topic: Ak4554VT audio codec
Replies: 11
Views: 2765

Re: Ak4554VT audio codec

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by shrikantetc
Wed Sep 13, 2017 11:39 am
Forum: Device Tree
Topic: TLV320AIC3254 audio codec device tree overlay
Replies: 3
Views: 2108

TLV320AIC3254 audio codec device tree overlay

Hi , I am trying to interface TLV320AIC3254 audio codec with raspberry pi. And somehow manage to compile the kernel with TLV320AIC32x4 module. But not able to write .dts file for TLV320AIC3254 audio codec evaluation board. output of "lsmod" command to your technical team: Module Size Used by bnep 11...
by shrikantetc
Fri Sep 08, 2017 9:13 am
Forum: Raspbian
Topic: TLV320AIC3254 interfacing with raspberry pi jessie
Replies: 1
Views: 398

TLV320AIC3254 interfacing with raspberry pi jessie

Hi, Is there any support for using TLV320AIC3254 audio codec or TLV320AIC3120 with Raspberry Pi board? We are developing an audio streaming and receive for video door phone solution for that using aic3254 codec but how can I use this with Rpi board? Rpi kernel source has the entry for TLV320AIC3254 ...
by shrikantetc
Fri Sep 08, 2017 5:04 am
Forum: Interfacing (DSI, CSI, I2C, etc.)
Topic: STICKY: The I2S sound thread.
Replies: 926
Views: 474585

Re: STICKY: The I2S sound thread.

Hi ,

Can anybody help me with interfacing tlv320aic3254 or tlv320aic3120 with raspberry pi...?

the rpi Linux kernel main line doesn't have an entry for these IC's.



Thanks,
Shrikant
by shrikantetc
Fri Aug 18, 2017 4:48 am
Forum: Interfacing (DSI, CSI, I2C, etc.)
Topic: Pi2B and MikroE Audio Codec Board I2S
Replies: 8
Views: 3497

Re: Pi2B and MikroE Audio Codec Board I2S

Hi all,


Please tell me the connections of MikroElektronuica rpi audio codec board wirh wm8731 connections with raspberrypi 2b board i.e pin connections with gpio.

It's urgent



Thanks,
Shrikant
by shrikantetc
Mon Jul 31, 2017 8:09 am
Forum: Graphics, sound and multimedia
Topic: WM8741 & WM8804 in a single board
Replies: 2
Views: 2094

Re: WM8741 & WM8804 in a single board

Hi, I have have audio codec from forte-media FM1188 or 1288 or 1388. The raspberry pi kernel device tree don't have an entry for this (No dts/dtb file is available). So I am looking for driver for this codec but no online support is available. Can you please help me out for writing driver and dts fi...

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