[PATCH RFC 1/3] fpga: region: Add fpga-region property 'fpga-config-from-dmabuf'

Nava kishore Manne nava.manne at xilinx.com
Fri Apr 2 10:09:31 BST 2021


Add "fpga-config-from-dmabuf" property to allow the bitstream
configuration from pre-allocated dma-buffer.

Signed-off-by: Nava kishore Manne <nava.manne at 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.
 - 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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