On Thu, Jan 12, 2023 at 2:17 PM Rob Herring <robh@xxxxxxxxxx> wrote: > > On Wed, Jan 11, 2023 at 05:13:30PM +0530, Sibi Sankar wrote: > > The dynamic memory region used for metadata authentication would still > > be a part of the kernel mapping and any access to this region by the > > application processor after assigning it to the remote Q6 will result > > in a XPU violation. This is fixed by using a no-map carveout instead. > > Update the bindings to reflect the addition of the new modem metadata > > carveout on SC7180 SoC. > > > > Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx> > > Signed-off-by: Sibi Sankar <quic_sibis@xxxxxxxxxxx> > > --- > > > > v3: > > * remove double space [Krzysztof] > > * Pickup R-b > > > > v2: > > * Pad commit message to explain bindings break [Krzysztof] > > * Split dt/bindings per SoC [Krzysztof] > > > > .../devicetree/bindings/remoteproc/qcom,sc7180-mss-pil.yaml | 3 ++- > > 1 file changed, 2 insertions(+), 1 deletion(-) > > > > diff --git a/Documentation/devicetree/bindings/remoteproc/qcom,sc7180-mss-pil.yaml b/Documentation/devicetree/bindings/remoteproc/qcom,sc7180-mss-pil.yaml > > index e4a7da8020f4..b1402bef0ebe 100644 > > --- a/Documentation/devicetree/bindings/remoteproc/qcom,sc7180-mss-pil.yaml > > +++ b/Documentation/devicetree/bindings/remoteproc/qcom,sc7180-mss-pil.yaml > > @@ -95,6 +95,7 @@ properties: > > items: > > - description: MBA reserved region > > - description: modem reserved region > > + - description: metadata reserved region > > Based on dtbs_check, looks like you need 'minItems: 2'. NM, I see those are all sc7180. Acked-by: Rob Herring <robh@xxxxxxxxxx>