[PATCH v2 3/5] ARM: ep93xx: increase NR_BANKS to 16 for support of 128MB RAM

Russell King - ARM Linux linux at arm.linux.org.uk
Sat Jul 9 04:20:59 EDT 2011


On Sat, Jul 09, 2011 at 10:20:08AM +0200, Petr Štetiar wrote:
> Petr Štetiar <ynezz at true.cz> [2011-06-17 12:32:49]:
> 
> > H Hartley Sweeten <hartleys at visionengravers.com> [2011-06-13 12:43:25]:
> > 
> > > On Sunday, June 12, 2011 8:05 AM, Petr Štetiar wrote:
> > > >
> > > > I've got hands on one ts-7300 board, which is equiped with 128MB RAM in two
> > > > 64MB memory chips, so it's 16 banks/8MB each. Without this patch, the bootmem
> > > > init code complains about small NR_BANKS number and only lower 64MB is
> > > > accessible.
> > > >
> > > > Cc: Russell King <linux at arm.linux.org.uk>
> > > > Cc: Hartley Sweeten <hsweeten at visionengravers.com>
> > > > Cc: Ryan Mallon <ryan at bluewatersys.com>
> > > > Signed-off-by: Petr Štetiar <ynezz at true.cz>
> > > > ---
> > > >  arch/arm/include/asm/setup.h |    6 +++++-
> > > >  1 files changed, 5 insertions(+), 1 deletions(-)
> > > > 
> > > > diff --git a/arch/arm/include/asm/setup.h b/arch/arm/include/asm/setup.h
> > > > index ee2ad8a..b13720d 100644
> > > > --- a/arch/arm/include/asm/setup.h
> > > > +++ b/arch/arm/include/asm/setup.h
> > > > @@ -192,7 +192,11 @@ static struct tagtable __tagtable_##fn __tag = { tag, fn }
> > > >  /*
> > > >   * Memory map description
> > > >   */
> > > > -#define NR_BANKS 8
> > > > +#ifdef CONFIG_ARCH_EP93XX
> > > > +# define NR_BANKS 16
> > > > +#else
> > > > +# define NR_BANKS 8
> > > > +#endif
> > > >  
> > > >  struct membank {
> > > >  	phys_addr_t start;
> > > 
> > > I would like Russell's opinion on this patch before it's accepted into his
> > > Patch Tracker.
> > > 
> > > But, as far as the ep93xx support goes...
> > > 
> > > Acked-by: H Hartley Sweeten <hsweeten at visionengravers.com>
> > 
> > Hello Russell,
> > 
> > could I kindly ask you about your opinnion on this patch? Thanks a lot.
> 
> Ping. Thanks a lot.

It's fine.



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