[U-Boot] [PATCH V3 2/3] arm/davinci: spl - boot device selection

Mikhail Kshevetskiy mikhail.kshevetskiy at gmail.com
Mon Jul 9 21:57:54 CEST 2012


On Mon, 9 Jul 2012 12:41:06 -0700
Tom Rini <trini at ti.com> wrote:

> On 07/09/2012 11:53 AM, Mikhail Kshevetskiy wrote:
> > This patch allow us to have a universal spl that detects a boot
> > device and select a corresponding boot algorithm for main u-boot part
> > (SOC_DA8XX only)
> > 
> > This patch create copy copy of drivers/mtd/nand/nand_spl_load.c and
> > drivers/mtd/spi/spi_spl_load.c for the following reasons:
> >  * avoid jump to main u-boot code just after its loading (required
> >    for the next patch: spl - add compressed u-boot image support)
> >  * makes a structure similar to omap3 sources
> > 
> > Signed-off-by: Mikhail Kshevetskiy <mikhail.kshevetskiy at gmail.com>
> 
> I guess I wasn't clear enough when I asked the series to be split.  I
> want to see this portion turned into:
> a) Move omap-common spl bits to arch/arm/lib/
> b) davinci converted (and as needed, omap3/4/am33xx converted) to be
> able to use the same code.
> 
> We shouldn't introduce a new spl_mmc.c for example, we should modify the
> davinci structure to be able to re-use the same spl_mmc.c code to
> load/verify and let the next step, as needed happen.  I want to see
> "omap" be able to re-use SPI (since am33xx can do it too, and I've
> kludged the davinci stuff before) and potentially be able to re-use for
> example the gunzip support.  This I think is the easy set of steps to
> being able to reuse this fairly common SPL logic outside of not just TI
> parts but anyone else that wants it.

Ok, I'll take this task. Unfortunately I have no too much free time for this
job (summer, parents visit, new job and so on), so it may take a month or so.

What about other patches?

Mikhail

> 
> -- 
> Tom
> 
> 


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