linux-kernel - Re: [Linux-stm32] Kconfig dangling references (BZ 216748)

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Message-ID: <8491c1e39e94af90bf3d281fd786535eecf0d37d.camel@foss.st.com>
Date: Mon, 5 Jan 2026 09:47:23 +0100
From: Antonio Borneo <antonio.borneo@...s.st.com>
To: Randy Dunlap <rdunlap@...radead.org>, Arnd Bergmann <arnd@...db.de>,
        "Linux Kernel Mailing List" <linux-kernel@...r.kernel.org>
CC: <linux-sh@...r.kernel.org>,
        Alexander Shishkin
	<alexander.shishkin@...ux.intel.com>,
        Vaibhav Hiremath
	<hvaibhav.linux@...il.com>,
        "dri-devel@...ts.freedesktop.org"
	<dri-devel@...ts.freedesktop.org>,
        <andrew.jones@...ux.dev>, Paul Cercueil
	<paul@...pouillou.net>,
        Max Filippov <jcmvbkbc@...il.com>,
        <linux-stm32@...md-mailman.stormreply.com>,
        <chrome-platform@...ts.linux.dev>, <openbmc@...ts.ozlabs.org>,
        <x86@...nel.org>, Andy Shevchenko <andy.shevchenko@...il.com>,
        "Matti
 Vaittinen" <mazziesaccount@...il.com>,
        Philipp Zabel
	<p.zabel@...gutronix.de>,
        Paul Kocialkowski <paulk@...-base.io>, <linux-sound@...r.kernel.org>,
        "open list:GPIO SUBSYSTEM"
	<linux-gpio@...r.kernel.org>,
        Linux-OMAP <linux-omap@...r.kernel.org>,
        Linux
 ARM <linux-arm-kernel@...ts.infradead.org>,
        <linux-mips@...r.kernel.org>, <asahi@...ts.linux.dev>,
        Srinivas Kandagatla <srini@...nel.org>,
        "Jonathan
 Cameron" <jic23@...nel.org>
Subject: Re: [Linux-stm32] Kconfig dangling references (BZ 216748)

On Sun, 2026-01-04 at 17:17 -0800, Randy Dunlap wrote:
> 
> 
> On 12/8/25 1:48 AM, Antonio Borneo wrote:
> > On Mon, 2025-12-08 at 09:55 +0100, Arnd Bergmann wrote:
> > > On Mon, Dec 8, 2025, at 03:04, Randy Dunlap wrote:
> > > > from  https://bugzilla.kernel.org/show_bug.cgi?id=216748
> > > > 
> > > > The bugzilla entry includes a Perl script and a shell script.
> > > > This is the edited result of running them (I removed some entries that 
> > > > were noise).
> > > > 
> > > > I'll try to Cc: all of the relevant mailing lists or individuals.
> > > > 
> > > > ...
> > > > 
> > > > MACH_STM32MP25 ---
> > > > drivers/pinctrl/stm32/Kconfig:58:       default MACH_STM32MP25 || (ARCH_STM32 
> > > > && ARM64)
> > > 
> > > This was likely intended for 32-bit kernels on 64-bit STM32MP25
> > > chips, which we don't support. I think this can go.
> > 
> > Yes, I fully agree!
> > 
> > I have a series pinctrl stm32 to be rebased on v6.19-rc1 and I can include the
> > drop of MACH_STM32MP25 inside it.
> 
> and what about this dangling symbol?
> arch/arm64/Kconfig.platforms:375:       select ARM_SMC_MBOX
> 
> It was merged with ARCH_STM32 in
> 9e4e24414cc6 ("arm64: introduce STM32 family on Armv8 architecture")
> 
> Same answer as for MACH_STM32MP25?
> If so, Antonio, can you take care of that one also, please?

Sure, I can take care of it.
But probably not in the same series for pinctrl.

Regards,
Antonio