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SubjectRe: [PATCH RFC 1/3] fpga: region: Add fpga-region property 'fpga-config-from-dmabuf'
On Fri, Apr 02, 2021 at 02:39:31PM +0530, Nava kishore Manne wrote:
> Add "fpga-config-from-dmabuf" property to allow the bitstream
> configuration from pre-allocated dma-buffer.
>
> Signed-off-by: Nava kishore Manne <nava.manne@xilinx.com>
> ---
> Documentation/devicetree/bindings/fpga/fpga-region.txt | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/fpga/fpga-region.txt b/Documentation/devicetree/bindings/fpga/fpga-region.txt
> index 969ca53bb65e..c573cf258d60 100644
> --- a/Documentation/devicetree/bindings/fpga/fpga-region.txt
> +++ b/Documentation/devicetree/bindings/fpga/fpga-region.txt
> @@ -177,6 +177,8 @@ Optional properties:
> it indicates that the FPGA has already been programmed with this image.
> If this property is in an overlay targeting a FPGA region, it is a
> request to program the FPGA with that image.
> +- fpga-config-from-dmabuf : boolean, set if the FPGA configured done from the
> + pre-allocated dma-buffer.

Sounds like an implementation detail of the OS. Doesn't belong in DT.

Rob

> - fpga-bridges : should contain a list of phandles to FPGA Bridges that must be
> controlled during FPGA programming along with the parent FPGA bridge.
> This property is optional if the FPGA Manager handles the bridges.
> --
> 2.18.0
>

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