linux-kernel - Re: [PATCH] ARM: dts: imx7s: change i2c compatible string for applying errata ERR007805

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Message-ID: <20241021092743.GA21104@francesco-nb>
Date: Mon, 21 Oct 2024 11:27:43 +0200
From: Francesco Dolcini <francesco@...cini.it>
To: carlos.song@....com
Cc: robh@...nel.org, krzk+dt@...nel.org, conor+dt@...nel.org,
	shawnguo@...nel.org, s.hauer@...gutronix.de, kernel@...gutronix.de,
	festevam@...il.com, frank.li@....com, haibo.chen@....com,
	devicetree@...r.kernel.org, imx@...ts.linux.dev,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] ARM: dts: imx7s: change i2c compatible string for
 applying errata ERR007805

Hello Carlos,

On Mon, Oct 21, 2024 at 11:11:48AM +0800, carlos.song@....com wrote:
> From: Carlos Song <carlos.song@....com>
> 
> Compatible string "fsl,imx7d-i2c" is not exited at i2c-imx driver
> compatible string table, at the result, "fsl,imx21-i2c" will be
> matched, but it will cause errata ERR007805 not be applied in fact.
> 
> Replace "fsl,imx7d-i2c" by "fsl,imx7s-i2c" compatible string in dts
> file for appling the errata ERR007805.

Did you considered changing the driver instead? If I understand this
correctly it would be a better solution.

Francesco