Re: [PATCH v3 04/12] dt-bindings: misc: add property to support non-secure DSP

From: Rob Herring
Date: Mon Feb 07 2022 - 15:47:57 EST


On Wed, 26 Jan 2022 13:52:56 +0000, Srinivas Kandagatla wrote:
> From: Jeya R <jeyr@xxxxxxxxxxxxxx>
>
> Add property to set DSP domain as non-secure.
>
> ADSP/MDSP/SDSP are by default secured, where as CDSP can be either be
> secured/unsecured.
> non-secured Compute DSP would allow users to load unsigned process
> and run hexagon instructions, but limiting access to secured hardware
> within the DSP.
>
> Based on this flag device nodes for secured and unsecured are created.
>
> Signed-off-by: Jeya R <jeyr@xxxxxxxxxxxxxx>
> Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@xxxxxxxxxx>
> ---
> Documentation/devicetree/bindings/misc/qcom,fastrpc.txt | 5 +++++
> 1 file changed, 5 insertions(+)
>

Acked-by: Rob Herring <robh@xxxxxxxxxx>