linux-kernel - Re: ARM iMX6sx board fails to boot with kernel 6.17

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Message-ID: <87ecr9upfd.fsf@osv.gnss.ru>
Date: Sat, 11 Oct 2025 23:57:42 +0300
From: Sergey Organov <sorganov@...il.com>
To: Fabio Estevam <festevam@...il.com>
Cc: linux-kernel@...r.kernel.org,  Russell King <linux@...linux.org.uk>,
  Ulf Hansson <ulf.hansson@...aro.org>,  Shawn Guo <shawnguo@...nel.org>,
  "Rob Herring (Arm)" <robh@...nel.org>,  Angelo Dureghello
 <angelo@...nel-space.org>
Subject: Re: ARM iMX6sx board fails to boot with kernel 6.17

Hi Fabio,

Fabio Estevam <festevam@...il.com> writes:

> Hi Sergey,
>
> On Fri, Oct 10, 2025 at 11:59 AM Sergey Organov <sorganov@...il.com> wrote:
>
>> OK, sent resulting u-boot image off-list.
>
> It still boots for me. Please see the log below. I tested several boots.
>
> My board is a very old one, with i.MX6SX version 1.0.
>
> Looking at the commit you mentioned:
>
> https://github.com/nxp-imx/linux-imx/commit/816978f83b1d8dd6ce3bd5dd62223dbfdf74bdd3
>
> It does add an 'if (imx_get_soc_revision() >= IMX_CHIP_REVISION_1_2) '
> check, so maybe this cpuidle fix is silicon version dependent?
>
> Such a commit is huge. Could you add only the code under the above
> 'if' logic to see if it works in mainline?

I'm not familiar with the code and can't figure what exactly I'm
expected to check. Could you please prepare a patch, and I'll be happy
to apply and check it.

> CPU:   Freescale i.MX6SX rev1.0 996 MHz (running at 792 MHz)
> CPU:   Extended Commercial temperature grade (-20C to 105C) at 39C

I have:

CPU:   Freescale i.MX6SX rev1.3 at 792MHz 
CPU:   Automotive temperature grade (-40C to 125C) at 55C

-- Sergey Organov