linux-kernel - Re: [PATCH v1 1/2] arm64: dts: freescale: imx8mp-verdin-dahlia: add Microphone Jack to sound card

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Message-ID: <Z7OOQNnlGCAfWYws@eichest-laptop>
Date: Mon, 17 Feb 2025 20:30:08 +0100
From: Stefan Eichenberger <eichest@...il.com>
To: robh@...nel.org, krzk+dt@...nel.org, conor+dt@...nel.org,
	shawnguo@...nel.org, s.hauer@...gutronix.de, kernel@...gutronix.de,
	festevam@...il.com, francesco.dolcini@...adex.com,
	broonie@...nel.org
Cc: devicetree@...r.kernel.org, imx@...ts.linux.dev,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	Stefan Eichenberger <stefan.eichenberger@...adex.com>
Subject: Re: [PATCH v1 1/2] arm64: dts: freescale: imx8mp-verdin-dahlia: add
 Microphone Jack to sound card

On Mon, Feb 17, 2025 at 03:56:40PM +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: 874958916844 ("arm64: dts: freescale: verdin-imx8mp: dahlia: add sound card")
> Signed-off-by: Stefan Eichenberger <stefan.eichenberger@...adex.com>

CC: Mark Brown <broonie@...nel.org>