linux-kernel - Re: [alsa-devel] Xonar DG pci sound card driver incomplete

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Message-ID: <511A7389.7090403@ladisch.de>
Date:	Tue, 12 Feb 2013 17:53:29 +0100
From:	Clemens Ladisch <clemens@...isch.de>
To:	kernel kernel <kernel@...obrien.org>
CC:	linux-kernel@...r.kernel.org, alsa-devel@...a-project.org
Subject: Re: [alsa-devel] Xonar DG pci sound card driver incomplete

kernel kernel wrote:
> Requesting guidance on how to implement the missing mic input support
> for this Asus Xonar card. I've downloaded the relevant datasheets but
> am unsure how to proceed.

Rip out the card, and look (or eletrically trace) how the CMI8788's
GPIOs and the CS4245's inputs/outputs are connected.

Test how to configure and set the GPIOs so that the mic works.
Also check the register configuration of the CS4245.


Regards,
Clemens
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