[U-Boot] [PATCH 0/2] Add support for MINI2440 (s3c2440)

Wolfgang Denk wd at denx.de
Mon May 21 23:55:10 CEST 2012


Dear Gabriel Huau,

In message <20120521203733.GC9379 at debian> you wrote:
> Is it ok ? Can we apply theses patches ?

What do you mean - unfixed?

> On Sun, Apr 29, 2012 at 11:27:23PM +0200, Gabriel Huau wrote:
> > From the last time, I removed the patch about the PLL initialization because
> > it's board specific. I added a new patch for s3c440 gpio driver. Now in the
> > board file we have no more magic bloat.
> > 
> > >> +/*
> > >> + * When booting from NAND, it is impossible to access the lowest addresses
> > >> + * due to the SteppingStone being in the way. Luckily the NOR doesn't really
> > >> + * care about the highest 16 bits of address, so we set the controlers
> > >> + * registers to go and poke over there, instead.
> > >> + */
> > >> +#define PHYS_FLASH_1                 0x0
> > >> +#define CONFIG_SYS_FLASH_BASE        0x0
> > >
> > >Urghh... this sounds very much like a serious design issue?
> > 
> > About this point, I ported it from the old version uboot as well. It may need
> > some investigation, but I remember it was a big problem with this board. In the
> > case of a NAND boot, we don't have access to NOR because the SteppingStone
> > (SRAM) is mapped at the same range.

The comment and/or definitions are apparently broken, so they should
be fixed / removed.

Best regards,

Wolfgang Denk

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