linux-kernel - Re: [PATCH v1] arm64: dts: ti: k3-am62-verdin-dahlia: add Microphone Jack to sound card

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Message-ID: <20250217145746.GA55060@francesco-nb>
Date: Mon, 17 Feb 2025 15:57:46 +0100
From: Francesco Dolcini <francesco@...cini.it>
To: Stefan Eichenberger <eichest@...il.com>
Cc: nm@...com, vigneshr@...com, kristo@...nel.org, robh@...nel.org,
	krzk+dt@...nel.org, conor+dt@...nel.org, jai.luthra@...ux.dev,
	francesco.dolcini@...adex.com, linux-arm-kernel@...ts.infradead.org,
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
	Stefan Eichenberger <stefan.eichenberger@...adex.com>
Subject: Re: [PATCH v1] arm64: dts: ti: k3-am62-verdin-dahlia: add Microphone
 Jack to sound card

On Mon, Feb 17, 2025 at 03:46:04PM +0100, Stefan Eichenberger wrote:
> From: Stefan Eichenberger <stefan.eichenberger@...adex.com>
> 
> The simple-audio-card's microphone widget currently connects to the
> headphone jack. Routing the microphone input to the microphone jack
> allows for independent operation of the microphone and headphones.
> 
> This resolves the following boot-time kernel log message, which
> indicated a conflict when the microphone and headphone functions were
> not separated:
>   debugfs: File 'Headphone Jack' in directory 'dapm' already present!
> 
> Fixes: f5bf894c865b ("arm64: dts: ti: verdin-am62: dahlia: add sound card")
> Signed-off-by: Stefan Eichenberger <stefan.eichenberger@...adex.com>

Cc:stable@...r.kernel.org
Reviewed-by: Francesco Dolcini <francesco.dolcini@...adex.com>

Francesco