Re: [PATCH v2 00/12] arm64: dts: freescale: fix reserved memory node names for remoteproc

Frank Li <[email protected]> Thu, 30 Jul 2026 09:51:04 -0500
Newsgroups dev.linux.lists.imx,org.infradead.lists.linux-arm-kernel,org.kernel.vger.linux-devicetree,org.kernel.vger.linux-kernel
Message-ID <amtk2Lp_u9VAXMKa@SMW015318>
On Thu, Jul 30, 2026 at 03:26:24AM +0000, Peng Fan wrote:
> > Subject: Re: [PATCH v2 00/12] arm64: dts: freescale: fix reserved
> > memory node names for remoteproc
> >
> > On Wed, Jul 29, 2026 at 09:07:56PM +0800, Peng Fan (OSS) wrote:
> > > The imx_rproc driver uses node names to identify reserved memory
> > regions.
> > > It checks for "vdev0buffer" to skip mapping, "rsc-table" to locate the
> > > resource table, and "vdev" prefix to filter vdev regions. Several i.MX
> > > board dts files used incorrect node names (e.g. "vdevbuffer",
> > > "memory-rsc-table", "memory@..."), causing the driver to fail these
> > > checks.
> > >
> > > This series renames the reserved memory nodes across all affected
> > > boards to use the expected names.
> > >
> > > Signed-off-by: Peng Fan <[email protected]>
> > > ---
> > > Changes in v2:
> > > - Also fix vring, rsc-table, and dsp buffer node names in imx8dxl-evk,
> > > imx8qm-mek, imx8qxp-mek
> > > - Add fixes for imx8dxl-sr-som, imx93-11x11-evk, imx95-15x15-frdm
> > > - Update commit messages to reflect expanded scope
> > > - Link to v1:
> > > https://patch.msgid.link/20260729-rproc-dts-v1-0-
> > [email protected]
> >
> > I hope Laurentiu Mihalcea's
> > https://lore.kernel.org/imx/20260605113621.1479-1-
> > [email protected]/
> >
> > move forwards,  by use memory-region-names to fix these problem
>
> I thought DT maintainers rejected the idea to use
> memory-region-names.

They agree we wrong use node name as ABI. but commit message need be
improved. wait for larentiu post new version.

Frank

>
> Regards
> Peng.
>
> >
> > Frank
> >
> > >
> > > To: Rob Herring <[email protected]>
> > > To: Krzysztof Kozlowski <[email protected]>
> > > To: Conor Dooley <[email protected]>
> > > To: Frank Li <[email protected]>
> > > To: Sascha Hauer <[email protected]>
> > > To: Pengutronix Kernel Team <[email protected]>
> > > To: Fabio Estevam <[email protected]>
> > > To: Peng Fan <[email protected]>
> > > Cc: Laurentiu Mihalcea <[email protected]>
> > > Cc: [email protected]
> > > Cc: [email protected]
> > > Cc: [email protected]
> > > Cc: [email protected]
> > >
> > > ---
> > > Peng Fan (12):
> > >       arm64: dts: imx8dxl-evk: fix reserved memory node names for
> > remoteproc
> > >       arm64: dts: imx8qm-mek: fix reserved memory node names for
> > remoteproc
> > >       arm64: dts: imx8qm-mek: fix dsp reserved memory node names
> > for remoteproc
> > >       arm64: dts: imx8qxp-mek: fix reserved memory node names for
> > remoteproc
> > >       arm64: dts: imx8qxp-mek: fix dsp reserved memory node names
> > for remoteproc
> > >       arm64: dts: imx8ulp-evk: fix reserved memory node names for
> > remoteproc
> > >       arm64: dts: imx93-11x11-frdm: fix reserved memory node names
> > for remoteproc
> > >       arm64: dts: imx93-14x14-evk: fix reserved memory node names
> > for remoteproc
> > >       arm64: dts: imx93-9x9-qsb: fix reserved memory node names for
> > remoteproc
> > >       arm64: dts: imx8dxl-sr-som: fix reserved memory node names for
> > remoteproc
> > >       arm64: dts: imx93-11x11-evk: fix reserved memory node names
> > for remoteproc
> > >       arm64: dts: imx95-15x15-frdm: fix reserved memory node names
> > for
> > > remoteproc
> > >
> > >  arch/arm64/boot/dts/freescale/imx8dxl-evk.dts      | 14 +++++-----
> > >  arch/arm64/boot/dts/freescale/imx8dxl-sr-som.dtsi  | 14 +++++-----
> > >  arch/arm64/boot/dts/freescale/imx8qm-mek.dts       | 32
> > +++++++++++-----------
> > >  arch/arm64/boot/dts/freescale/imx8qxp-mek.dts      | 20 +++++++----
> > ---
> > >  arch/arm64/boot/dts/freescale/imx8ulp-evk.dts      |  4 +--
> > >  .../boot/dts/freescale/imx93-11x11-evk-common.dtsi |  4 +--
> > > arch/arm64/boot/dts/freescale/imx93-11x11-frdm.dts |  4 +--
> > > arch/arm64/boot/dts/freescale/imx93-14x14-evk.dts  |  4 +--
> > >  arch/arm64/boot/dts/freescale/imx93-9x9-qsb.dts    |  4 +--
> > >  arch/arm64/boot/dts/freescale/imx95-15x15-frdm.dts | 12 ++++----
> > >  10 files changed, 56 insertions(+), 56 deletions(-)
> > > ---
> > > base-commit: 0d33d21e47d9dc66f91e44da3fc9220c74d93df7
> > > change-id: 20260728-rproc-dts-3f331df7ceaa
> > >
> > > Best regards,
> > > --
> > > Peng Fan <[email protected]>
> > >
> > >