[U-Boot] [PATCH] mtd: nand: let the raw NAND devices be compiled upon selection

[Miquel Raynal <miquel.raynal@bootlin.com>]

Hi Jagan,

Miquel Raynal <miquel.raynal@bootlin.com> wrote on Mon, 29 Oct 2018
10:07:28 +0100:

> Hi Jagan,
> 
> Jagan Teki <jagan@amarulasolutions.com> wrote on Tue, 23 Oct 2018
> 16:40:05 +0530:
> 
> > On Thu, Oct 11, 2018 at 3:05 PM Miquel Raynal <miquel.raynal@bootlin.com> wrote:  
> > >
> > > Today way is to rely on CMD_NAND to be selected and from the root
> > > Makefile compile what is in drivers/mtd/nand/raw.
> > >
> > > While this will work most of the time with decent configurations, it
> > > is better to also compile this subsystem upon simple request in the
> > > configuration. Otherwise, a user not selecting CMD_NAND but selecting
> > > NAND and any of the controller drivers will not see their build. Fix
> > > this weird situation by adding a single line in the nand/ directory
> > > Kconfig file.
> > >
> > > Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
> > > ---
> > >  drivers/mtd/nand/Makefile | 1 +
> > >  1 file changed, 1 insertion(+)
> > >
> > > diff --git a/drivers/mtd/nand/Makefile b/drivers/mtd/nand/Makefile
> > > index a358bc680e..2c33447995 100644
> > > --- a/drivers/mtd/nand/Makefile
> > > +++ b/drivers/mtd/nand/Makefile
> > > @@ -2,4 +2,5 @@
> > >
> > >  nandcore-objs := core.o bbt.o
> > >  obj-$(CONFIG_MTD_NAND_CORE) += nandcore.o
> > > +obj-$(CONFIG_NAND) += raw/    
> > 
> > But we even source raw Kconfig path, isn't it? and also how about
> > remove this from root Makefile?  
> 
> What do you mean by "we even source raw Kconfig path"? It was not
> sourced before this modification unless CMD_NAND was selected.
> 
> I agree we should also remove this link between a path being
> compiled and a CMD_* symbol in the root Makefile. It will probably
> produce a lot of errors though. I'll try when I'll have some time.

Yet another patch you ignored. All these are real fixes, not just some
kind of sandbox leisure, please consider this change.


Thanks,
Miquèl