[U-Boot] [PATCH 1/3] nand: allow demand initialization

Mike Frysinger vapier at gentoo.org
Tue Oct 12 21:26:15 CEST 2010


On Monday, October 11, 2010 17:27:33 Scott Wood wrote:
> On Mon, 11 Oct 2010 17:02:00 -0400 Mike Frysinger wrote:
> > On Monday, October 11, 2010 16:29:41 Scott Wood wrote:
> > > On Sun, Oct 10, 2010 at 06:37:40AM -0400, Mike Frysinger wrote:
> > > > --- a/common/cmd_nand.c
> > > > +++ b/common/cmd_nand.c
> > > > @@ -309,6 +309,8 @@
> > > > 
> > > >  	if (argc < 2)
> > > >  	
> > > >  		goto usage;
> > > > 
> > > > +	nand_init();
> > > > +
> > > 
> > > Also do_nandboot().
> > 
> > does it need to be before the mtdparts init stuff, or can it be in
> > nand_load_image() ?
> 
> I think before -- the mtdparts init checks whether an mtd device
> actually exists.  Though in that case, and also for things
> like mtdparts.spread, nand_init() should go in mtdparts_init(), and also
> nand_load_image() in case mtdparts aren't enabled.

np

> OTOH, I'm fine with leaving that as a future refinement for someone who
> is using embedded-env with NAND and cares about the boot time it adds.

i'd lean towards this too.  i have no way of testing this behavior.
-mike
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