eSPI was: [PATCH] Revert "mpc85xx: ddr: Always start DDR RAM in Self Refresh mode"

From: Jagan Teki <jagan@amarulasolutions.com>
To: u-boot@lists.denx.de
Subject: eSPI was: [PATCH] Revert "mpc85xx: ddr: Always start DDR RAM in Self Refresh mode"
Date: Thu, 28 May 2020 02:21:50 +0530	[thread overview]
Message-ID: <CAMty3ZBrOo0EzUH3D9dtu9egW+poQktf7MKrQX9WUpr7qNrncw@mail.gmail.com> (raw)
In-Reply-To: <c4719b05677cca4a62049fcf1f5e7b2c588d9c3a.camel@infinera.com>

On Thu, 28 May, 2020, 00:41 Joakim Tjernlund, <Joakim.Tjernlund@infinera.com>
wrote:

> On Sun, 2020-04-12 at 04:22 +0000, Priyanka Jain wrote:
> > CAUTION: This email originated from outside of the organization. Do not
> click links or open attachments unless you recognize the sender and know
> the content is safe.
> >
> >
> > > -----Original Message-----
> > > From: Joakim Tjernlund <Joakim.Tjernlund@infinera.com>
> > > Sent: Friday, April 10, 2020 5:21 PM
> > > To: Priyanka Jain <priyanka.jain@nxp.com>; Biwen Li (OSS)
> > > <biwen.li@oss.nxp.com>
> > > Cc: u-boot at lists.denx.de; Biwen Li <biwen.li@nxp.com>; Jiafei Pan
> > > <jiafei.pan@nxp.com>
> > > Subject: Re: [PATCH] Revert "mpc85xx: ddr: Always start DDR RAM in Self
> > > Refresh mode"
> > >
> > > On Fri, 2020-04-10 at 11:40 +0000, Priyanka Jain wrote:
> > > > > -----Original Message-----
> > > > > From: Joakim Tjernlund <Joakim.Tjernlund@infinera.com>
> > > > > Sent: Thursday, April 9, 2020 6:24 PM
> > > > > To: Priyanka Jain <priyanka.jain@nxp.com>; Biwen Li (OSS)
> > > > > <biwen.li@oss.nxp.com>
> > > > > Cc: u-boot at lists.denx.de; Biwen Li <biwen.li@nxp.com>; Jiafei Pan
> > > > > <jiafei.pan@nxp.com>
> > > > > Subject: Re: [PATCH] Revert "mpc85xx: ddr: Always start DDR RAM in
> > > > > Self Refresh mode"
> > > > >
> > > > > On Thu, 2020-04-09 at 20:44 +0800, Biwen Li wrote:
> > > > >
> > > > > This revert will bring back another bug, can you try finding out
> why
> > > > > it does work?
> > > > > May there are some minor tweaks needed ?
> > > > >
> > > > >       Jocke
> > > > The patch has impacted boot to prompt on many powerpc boards.
> > > > I agree with you that we also need to have solution to the original
> problem
> > > reported by you.
> > > > We are working on fixing of DDR errata workaround implementation
> issue
> > > that you reported.
> > >
> > > Is anyone working on the eSPI driver as well? I recall someone at NXP
> > > volunteered but cannot recall who.
> > >
> > Yes, "Xiaowei Bao" is working on that.
> > The older version is in-review on maillist. He is working on rebasing to
> top of tree
> > Priyanka
>
> Now upstream is removing the fsl_espi driver, what is the status?
>

Fyi: It's not only a driver but also an associated board too.

Jagan.