[PATCH 2/3] nvmem: Add spmi-nvmem driver

[Alyssa Rosenzweig]

> > > > +config NVMEM_SPMI
> > > > +	tristate "Generic SPMI NVMEM"
> > > > +	default ARCH_APPLE
> > > Why default is set to ARCH_APPLE?
> > > 
> > > This will endup with y in arm64 defconfig, means increasing the size of
> > > kernel.
> > 
> > I mean, eventually I think we /do/ want M1 properly supported in the
> > arm64 defconfig, no? I'm not sure what the criteria is for any other
> > driver to be defconfig or not, though.
> cat arch/arm64/configs/defconfig  | grep APPLE
> CONFIG_ARCH_APPLE=y
> 
> Criteria for other drivers default should be not selected, 
> and should be module if they are part of defconfig, rather than
> inbuilt. Not sure how most of the ARCH_APPLE drivers ended up using
> default ARCH_APPLE.

Oh, I see what you mean, module vs in-built. Understood now, thanks for
explaining :)