[U-Boot] [PATCH V2 14/15] drivers: ddr: introduce DDR driver for i.MX8M

Jon Nettleton jon at solid-run.com
Wed Nov 28 15:32:30 UTC 2018


On Wed, Nov 28, 2018 at 4:03 PM Jacky Bai <ping.bai at nxp.com> wrote:
>
> >
> > Peng,
> >
> > I have found one more piece that is missing from the lpddr4 initialization.
> > We don't have a structure, or place to change the DDR PHY DQ lane to
> > memory mapping registers.  Our board requires this and was failing until I
> > patched it in.
> >
> > According to the code generated from DDR tool this should happen after
> > /* step7 [0]--1: disable quasi-dynamic programming */
> >
>
> Actually, the DQ lane config is part of ddrphy config. The DDR PHY DQ lane config will be put in the ddrphy_cfg array in latest DDR tool.
>
Okay, I can adjust my scripts to make this change.  Any ETA as to when
the new DDR tool will be available?

Thanks,
Jon


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