[U-Boot] [PATCH 3/4] OneNAND: Introduce CONFIG_SYS_IPL_LOAD_ADDR

[Marek Vasut <marek.vasut@gmail.com>]

Dne Ne 3. ??jna 2010 08:40:55 Kyungmin Park napsal(a):
> Acked-by: Kyungmin Park <kyungmin.park@samsung.com>

Added in my tree to commit message, Thanks!
> 
> On Sun, Oct 3, 2010 at 2:33 AM, Marek Vasut <marek.vasut@gmail.com> wrote:
> > This allows to specify where the OneNAND IPL should load the U-Boot
> > binary. The purpose of CONFIG_SYS_LOAD_ADDR is different I believe.
> > 
> > On PXA, this is needed with OneNAND memories that expose only first 1kb
> > of data, which is insufficient for SDRAM init. U-Boot can then be copied
> > into SRAM.
> > 
> > Signed-off-by: Marek Vasut <marek.vasut@gmail.com>
> > ---
> >  include/configs/apollon.h  |    1 +
> >  onenand_ipl/onenand_boot.c |    4 ++--
> >  2 files changed, 3 insertions(+), 2 deletions(-)
> > 
> > diff --git a/include/configs/apollon.h b/include/configs/apollon.h
> > index c1295de..d34e24d 100644
> > --- a/include/configs/apollon.h
> > +++ b/include/configs/apollon.h
> > @@ -199,6 +199,7 @@
> > 
> >  /* default load address */
> >  #define        CONFIG_SYS_LOAD_ADDR    (OMAP2420_SDRC_CS0)
> > +#define        CONFIG_SYS_IPL_LOAD_ADDR        (OMAP2420_SDRC_CS0)
> > 
> >  /* The 2420 has 12 GP timers, they can be driven by the SysClk
> > (12/13/19.2) * or by 32KHz clk, or from external sig. This rate is
> > divided by a local diff --git a/onenand_ipl/onenand_boot.c
> > b/onenand_ipl/onenand_boot.c index 22baebb..2a0c7ce 100644
> > --- a/onenand_ipl/onenand_boot.c
> > +++ b/onenand_ipl/onenand_boot.c
> > @@ -33,11 +33,11 @@ void start_oneboot(void)
> >  {
> >        uchar *buf;
> > 
> > -       buf = (uchar *) CONFIG_SYS_LOAD_ADDR;
> > +       buf = (uchar *) CONFIG_SYS_IPL_LOAD_ADDR;
> > 
> >        onenand_read_block(buf);
> > 
> > -       ((init_fnc_t *)CONFIG_SYS_LOAD_ADDR)();
> > +       ((init_fnc_t *)CONFIG_SYS_IPL_LOAD_ADDR)();
> > 
> >        /* should never come here */
> >  }
> > --
> > 1.7.1
> > 
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