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SubjectRe: [PATCHv1 3/4] dt-bindings: fpga: add authenticate-fpga-config property
Hi Richard,

On Thu, Nov 12, 2020 at 12:06:42PM -0600, richard.gong@linux.intel.com wrote:
> From: Richard Gong <richard.gong@intel.com>
>
> Add authenticate-fpga-config property for FPGA bitstream authentication.
>
> Signed-off-by: Richard Gong <richard.gong@intel.com>
> ---
> Documentation/devicetree/bindings/fpga/fpga-region.txt | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/Documentation/devicetree/bindings/fpga/fpga-region.txt b/Documentation/devicetree/bindings/fpga/fpga-region.txt
> index e811cf8..7a512bc 100644
> --- a/Documentation/devicetree/bindings/fpga/fpga-region.txt
> +++ b/Documentation/devicetree/bindings/fpga/fpga-region.txt
> @@ -187,6 +187,7 @@ Optional properties:
> - external-fpga-config : boolean, set if the FPGA has already been configured
> prior to OS boot up.
> - encrypted-fpga-config : boolean, set if the bitstream is encrypted
> +- authenticate-fpga-config : boolean, set if do bitstream authentication
It is unclear to me from the description whether this entails
authentication + reconfiguration or just authentication.

If the latter is the case this should probably be described as such.

> - region-unfreeze-timeout-us : The maximum time in microseconds to wait for
> bridges to successfully become enabled after the region has been
> programmed.
> --
> 2.7.4
>

Thanks

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