linux-kernel - Re: [PATCH] arm: dts: mxs: Remove not used "fsl,imx2[38]-icoll' compatibles

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Message-ID: <20240828173334.21dcdeb2@wsk>
Date: Wed, 28 Aug 2024 17:33:34 +0200
From: Lukasz Majewski <lukma@...x.de>
To: Krzysztof Kozlowski <krzk@...nel.org>
Cc: Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>,
 Conor Dooley <conor+dt@...nel.org>, Shawn Guo <shawnguo@...nel.org>, Sascha
 Hauer <s.hauer@...gutronix.de>, Pengutronix Kernel Team
 <kernel@...gutronix.de>, Fabio Estevam <festevam@...il.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: mxs: Remove not used "fsl,imx2[38]-icoll'
 compatibles

Hi Krzysztof,

> On 28/08/2024 11:35, Lukasz Majewski wrote:
> > The 'fsl,imx23-icoll' and 'fsl,imx28-icoll' are not used at any
> > place in the Linux kernel - instead for imx2[38] the 'fsl,icoll' is
> > used.
> > 
> > Hence, it is possible to remove them.  
> 
> Preference is to have SoC-specific compatibles in the front, so
> instead of dropping it, these should be documented as bindings.
> 
> imx23 and imx28 are quite old platforms, so I think no one really
> cared about dtbs_check and their bindings. If the platform is being
> actively used (as judging by your contributions) then some bigger
> cleanup could be useful. Also, drop your email somewhere in the files
> or maintainer entry, so we will know whom to ping when asking for
> platform removal.\

> 
> But if there is no product on imx23/28, then I am afraid it might be
> wasted effort - isn't it planned for deprecation/removal by Arnd?
> 

I cannot say about imx23, but for sure imx287 will stay with us for
many, many years.

imx287 (arm9) is still in active production, for extended life time
devices...

It is just pervasive in the industry.

> Best regards,
> Krzysztof
> 




Best regards,

Lukasz Majewski

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