Re: [PATCH v5 09/10] dt-bindings: firmware: add arm,ras-cper

[Rob Herring <robh@kernel.org>]

On Thu, Jun 11, 2026 at 03:22:21PM +0100, Ahmed Tiba wrote:
> On 29/05/2026 17:44, Jonathan Cameron wrote:
> > On Fri, 29 May 2026 10:50:49 +0100
> > Ahmed Tiba<ahmed.tiba@arm.com> wrote:
> > >   .../devicetree/bindings/firmware/arm,ras-cper.yaml | 54 ++++++++++++++++++++++
> > >   MAINTAINERS                                        |  5 ++
> > >   2 files changed, 59 insertions(+)
> > > 
> > > diff --git a/Documentation/devicetree/bindings/firmware/arm,ras-cper.yaml b/Documentation/devicetree/bindings/firmware/arm,ras-cper.yaml
> > > new file mode 100644
> > > index 000000000000..3d4de096093f
> > > --- /dev/null
> > > +++ b/Documentation/devicetree/bindings/firmware/arm,ras-cper.yaml
> > > @@ -0,0 +1,54 @@
> > > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> > > +%YAML 1.2
> > > +---
> > > +$id:http://devicetree.org/schemas/firmware/arm,ras-cper.yaml#
> > > +$schema:http://devicetree.org/meta-schemas/core.yaml#
> > > +
> > > +title: Arm RAS CPER provider
> > > +
> > > +maintainers:
> > > +  - Ahmed Tiba<ahmed.tiba@arm.com>
> > > +
> > > +description:
> > > +  Arm Reliability, Availability and Serviceability (RAS) firmware can expose
> > > +  a firmware-first CPER error source directly via DeviceTree. Firmware
> > > +  provides the CPER Generic Error Status block and notifies the OS through
> > > +  an interrupt.
> > I'd like some spec references in here if possible.
> I can add a reference to the UEFI CPER specification for the Generic
> Error Status record format.
> 
> For the firmware-first DT description itself I do not have a more specific
> public reference to cite.

Is there a platform actually using this with DT (FVP doesn't really 
count)?

Rob