Re: [PATCH v4] soc: nuvoton: Add SoC info driver for WPCM450

[Jonathan Neuschäfer]

On Wed, Jun 15, 2022 at 04:00:17PM +0200, Arnd Bergmann wrote:
> On Thu, Jun 9, 2022 at 11:35 PM Jonathan Neuschäfer
> <j.neuschaefer@xxxxxxx> wrote:
> >
> > Add a SoC information driver for Nuvoton WPCM450 SoCs. It provides
> > information such as the SoC revision.
> >
> > Usage example:
> >
> >   # grep . /sys/devices/soc0/*
> >   /sys/devices/soc0/family:Nuvoton NPCM
> >   /sys/devices/soc0/revision:A3
> >   /sys/devices/soc0/soc_id:WPCM450
> >
> > Signed-off-by: Jonathan Neuschäfer <j.neuschaefer@xxxxxxx>
> > Reviewed-by: Joel Stanley <joel@xxxxxxxxx>
> > Reviewed-by: Paul Menzel <pmenzel@xxxxxxxxxxxxx>
> 
> Looks good overall.
> 
> > +menuconfig WPCM450_SOC
> > +       bool "Nuvoton WPCM450 SoC driver"
> > +       default y if ARCH_WPCM450
> 
> It would be nice to make this a tristate option, as we generally
> like to keep optional drivers out of the allmodconfig vmlinux file,
> even if this is a tiny one.

Ok.

> Just add the trivial cleanup function and MODULE_LICENSE() etc tags.

The right thing to do seems to be to unregister the SoC device in the
cleanup function. Is that what you mean?


Jonathan

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