Re: [PATCH v4 1/2] arm64: dts: lx2160a: update PCIe nodes to match rev2 silicon

Shawn Guo
2022-09-13T02:03:41Z

On Mon, Sep 12, 2022 at 08:25:39PM +0000, Leo Li wrote:
>
>
> > -----Original Message-----
> > From: Olof Johansson <olof@lixom.net>
> > Sent: Monday, September 12, 2022 2:05 AM
> > To: Leo Li <leoyang.li@nxp.com>
> > Cc: shawnguo@kernel.org; devicetree@vger.kernel.org;
> > robh+dt@kernel.org; linux-arm-kernel@lists.infradead.org; linux-
> > kernel@vger.kernel.org; Z.Q. Hou <zhiqiang.hou@nxp.com>
> > Subject: Re: [PATCH v4 1/2] arm64: dts: lx2160a: update PCIe nodes to match
> > rev2 silicon
> >
> > Hi,
> >
> > On Wed, Aug 17, 2022 at 1:26 PM Li Yang <leoyang.li@nxp.com> wrote:
> > >
> > > The original dts was created based on the non-production rev1 silicon
> > > which was only used for evaluation. Update the PCIe nodes to align
> > > with the different controller used in production rev2 silicon.
> >
> > How can I confirm what version of silicon I have on a system?
> >
> > My non-evaluation commercially purchased system (HoneyComb LX2K) has:
> >
> > # cat /sys/bus/soc/devices/soc0/revision
> > 1.0
>
> This is different from the information I got. If there is still active Rev1.0 system in use, I would agree that we probably need to create a new device tree for the rev2 silicon. Thanks for the information.

Dropped both patches.

Shawn