documentation: dt: frmbuf: Add support for max width and height

Adds two optional parameters xlnx,max-width and xlnx,max-height which
determine the max size of frame the IP can process.

Signed-off-by: Vishal Sagar <vishal.sagar@xilinx.com>
Reviewed-by: Hyun Kwon <hyun.kwon@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>

diff --git a/Documentation/devicetree/bindings/dma/xilinx/xilinx_frmbuf.txt b/Documentation/devicetree/bindings/dma/xilinx/xilinx_frmbuf.txt
index bec391d2005541edc18d277986a291ddb84f7952..fa0bbbb4a6f3dc096a838ab3b4f6f4e9947b9c92 100644 (file)
--- a/Documentation/devicetree/bindings/dma/xilinx/xilinx_frmbuf.txt
+++ b/Documentation/devicetree/bindings/dma/xilinx/xilinx_frmbuf.txt
@@ -46,6 +46,10 @@ Optional Properties Common to both FB Read and FB Write for v2.1:
 - xlnx,fid             : Field ID enabled for interlaced video support.
                          Can be absent for progressive video.
 
+Optional properties:
+- xlnx,max-height      : Maximum number of lines.
+- xlnx,max-width       : Maximum number of pixels in a line.
+
 VIDEO FORMATS
 The following table describes the legal string values to be used for
 the xlnx,vid-formats property.  To the left is the string value and the