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SubjectRe: [PATCH] drivers/memory/Kconfig: Add CONFIG_OF dependency
On Mon, 23 Jul 2018 11:34:43 +0200
Arnd Bergmann <arnd@arndb.de> wrote:

> On Sun, Jul 22, 2018 at 8:29 AM, Boris Brezillon
> <boris.brezillon@bootlin.com> wrote:
> > +Arnd, Rob and the DT ML.
> >
> > On Sat, 21 Jul 2018 14:53:47 -0700
> > Randy Dunlap <rdunlap@infradead.org> wrote:
> >
> >> On 07/21/2018 01:00 PM, Anders Roxell wrote:
> >> > JZ4780_NEMC doesn't depend on OF, and if OF isn't enabled we get this
> >> > error:
> >> > drivers/memory/jz4780-nemc.c: In function ‘jz4780_nemc_num_banks’:
> >> > drivers/memory/jz4780-nemc.c:72:10: error: implicit declaration of
> >> > function ‘of_read_number’; did you mean ‘down_read_nested’?
> >> > [-Werror=implicit-function-declaration]
> >> > bank = of_read_number(prop, 1);
> >> > ^~~~~~~~~~~~~~
> >> > down_read_nested
> >
> > Looks like of.h defines stubs so that people can compile-test without
> > CONFIG_OF selected. Maybe we should move of_read_number() and
> > of_read_ulong() out of the #ifdef CONFIG_OF section.
>
> That seems fine, though the added dependency seems appropriate
> here as well. of_read_number() is rarely used, and for the most part in
> powerpc specific code that is guaranteed to have CONFIG_OF enabled,
> so it's not that likely to cause many more problems.

Ok, then I'll let Miquel apply Anders' patch to the NAND tree.

Thanks for your feedback.

Boris

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