Re: [PATCH] mips: econet: fix unmet dependencies for ECONET

[Thomas Bogendoerfer <tsbogend@alpha.franken.de>]

On Sun, Aug 02, 2026 at 07:41:45PM +0200, Arnd Bergmann wrote:
> On Sun, Aug 2, 2026, at 18:15, Julian Braha wrote:
> > ECONET selects EARLY_PRINTK_8250, SERIAL_OF_PLATFORM, and SERIAL_8250
> > without ensuring their dependencies, EARLY_PRINTK and TTY are met. This
> > causes unmet dependencies:
> >
> > WARNING: unmet direct dependencies detected for SERIAL_8250
> >   Depends on [n]: TTY [=n] && HAS_IOMEM [=y] && !S390
> >   Selected by [y]:
> >   - ECONET [=y]
> >
> > WARNING: unmet direct dependencies detected for EARLY_PRINTK_8250
> >   Depends on [n]: EARLY_PRINTK [=n] && USE_GENERIC_EARLY_PRINTK_8250 [=y]
> >   Selected by [y]:
> >   - ECONET [=y]
> >
> > WARNING: unmet direct dependencies detected for SERIAL_OF_PLATFORM
> >   Depends on [n]: TTY [=n] && HAS_IOMEM [=y] && SERIAL_8250 [=y] && OF [=y]
> >   Selected by [y]:
> >   - ECONET [=y]
> >
> > Let's select the necessary dependencies, TTY and EARLY_PRINTK, as other
> > similar architecture options do.
> >
> > These unmet dependencies were found by kconfirm, a static analysis tool for
> > Kconfig.
> 
> I think this platform has too many 'select' that are not helpful here
> and should be removed instead.
> 
> > diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
> > index a06f24317306..2423a6050088 100644
> > --- a/arch/mips/Kconfig
> > +++ b/arch/mips/Kconfig
> > @@ -397,8 +397,10 @@ config ECONET
> >  	select BOOT_RAW
> >  	select CPU_BIG_ENDIAN
> 
> CPU_BIG_ENDIAN is automatically set here because of the
> missing SYS_SUPPORTS_LITTLE_ENDIAN

there is already a patch from Julian, which removes this select. I've
applied it a couple of minutes ago.

Thomas.

-- 
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