[U-Boot] [PATCH] powerpc/c29xpcie: add DDR ECC on off config setting

[Scott Wood]

On Tue, 2013-09-24 at 16:19 +0800, Po Liu wrote:
> c29xpcie REV_A board DDR ECC chip has bad impedance in hardware,
> force that kind of board to be DDR ECC off when booting.
> Other version board config ECC on/off by hwconfig=fsl_ddr:ecc=on
> in uboot enviroment.

Why does the Rev A workaround require setting the default ECC to off for
other revisions?  Why are you removing the use of CONFIG_DEF_HWCONFIG?

-Scott