[U-Boot] [U-Boot, 1/4, v2] mtd: nand: fsmc: Add BCH4 SW ECC support for SPEAr600

Tom Rini trini at konsulko.com
Sat Sep 12 16:46:43 CEST 2015


On Sat, Sep 12, 2015 at 09:36:54AM -0500, Scott Wood wrote:
> On Sat, 2015-09-12 at 08:50 -0400, Tom Rini wrote:
> > On Wed, Sep 02, 2015 at 02:29:12PM +0200, Stefan Roese wrote:
> > 
> > > This patch adds support for 4-bit ECC BCH4 for the SPEAr600 SoC. This can
> > > be used by boards equipped with a NAND chip that requires 4-bit ECC 
> > > strength.
> > > The SPEAr600 HW ECC only supports 1-bit ECC strength.
> > > 
> > > To enable SW BCH4, you need to specify this in your config header:
> > > 
> > > #define CONFIG_NAND_ECC_BCH
> > > #define CONFIG_BCH
> > > 
> > > And use the command "nandecc bch4" to select this ECC scheme upon runtime.
> > > 
> > > Tested on SPEAr600 x600 board.
> > > 
> > > Signed-off-by: Stefan Roese <sr at denx.de>
> > > Cc: Scott Wood <scottwood at freescale.com>
> > > Acked-by: Viresh Kumar <viresh.kumar at linaro.org>
> > 
> > Applied to u-boot/master, thanks!
> > 
> 
> There's a v3, and some minor comments even on that one...

Mutter, sorry.  Would you rather a revert of the series or just
incremental on top?

And aside, this is one reason I prefer resends of the whole series for
anything non-trivial.  6 or 9 patches in patchwork is a lot clear that
"oh, still in progress" as I clean things up rather than 1.

-- 
Tom
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