[U-Boot] [PATCH 3/6] arm: socfpga: de0-nano-soc: Enabling mtd partitioning layout

[Marek Vasut <marex@denx.de>]

On Saturday, December 12, 2015 at 10:10:00 PM, Pavel Machek wrote:
> On Fri 2015-12-11 17:15:50, Chin Liang See wrote:
> > Enabling mtd partitioning layout which indicate partition
> > for various boot partition
> > 
> > Signed-off-by: Chin Liang See <clsee@altera.com>
> > Cc: Dinh Nguyen <dinguyen@opensource.altera.com>
> > Cc: Dinh Nguyen <dinh.linux@gmail.com>
> > Cc: Pavel Machek <pavel@denx.de>
> > Cc: Marek Vasut <marex@denx.de>
> > Cc: Stefan Roese <sr@denx.de>
> > ---
> > 
> >  include/configs/socfpga_de0_nano_soc.h | 12 ++++++++++++
> >  1 file changed, 12 insertions(+)
> > 
> > diff --git a/include/configs/socfpga_de0_nano_soc.h
> > b/include/configs/socfpga_de0_nano_soc.h index 16e146c..c42175d 100644
> > --- a/include/configs/socfpga_de0_nano_soc.h
> > +++ b/include/configs/socfpga_de0_nano_soc.h
> > @@ -86,4 +86,16 @@
> > 
> >  /* The rest of the configuration is shared */
> >  #include <configs/socfpga_common.h>
> > 
> > +/* mtd partitioning for serial NOR flash */
> > +#if defined(CONFIG_CMD_UBI) || defined(CONFIG_CMD_SF)
> > +#define MTDPARTS_DEFAULT	"mtdparts=ff705000.spi:"\
> > +				"256k(spl),"		\
> > +				"64k(env),"		\
> > +				"64k(dtb),"		\
> > +				"256k(boot),"		\
> > +				"16m(kernel),"		\
> > +				"16m(rootfs),"		\
> > +				"-(UBI)\0"
> > +#endif
> > +
> > 
> >  #endif	/* __CONFIG_TERASIC_DE0_H__ */
> 
> Ok, three copies of the same table. Should it go to socfpga common?
> You could at least do
> 
> MTDPARTS_DEFAULT_SOCDK
> 
> and then use
> 
> #define MTDPARTS_DEFAULT MTDPARTS_DEFAULT_SOCDK
> 
> in the socfpga_de0_nano_soc.h, so we don't have 3 copies of the same
> table.

I'd rather suggest to do something like

#ifndef MTDPARTS_DEFAULT
#define ...
#endif

in socfpga_common.h . Even better would obviously be if we could just scrap
this altogether and parse the MTD layout from OF. I dunno if we can do that
nowadays, but that'd be great.

Best regards,
Marek Vasut