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[RFC,03/13] dt-bindings: media: renesas-fcp: Add memory-region property

Message ID 20170926100605.2313-6-laurent.pinchart+renesas@ideasonboard.com (mailing list archive)
State Not Applicable
Delegated to: Geert Uytterhoeven
Headers show

Commit Message

Laurent Pinchart Sept. 26, 2017, 10:05 a.m. UTC 
The FCP can't perform lossy decompression by itself, but relies instead
on the DDR controller to provide that feature. To do so, it needs to
allocate buffers from a special lossy decompression reserved memory
area. This DT property references that memory area.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
---
 Documentation/devicetree/bindings/media/renesas,fcp.txt | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)
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Patch

diff --git a/Documentation/devicetree/bindings/media/renesas,fcp.txt b/Documentation/devicetree/bindings/media/renesas,fcp.txt
index c1f28736e2d6..489b026c4016 100644
--- a/Documentation/devicetree/bindings/media/renesas,fcp.txt
+++ b/Documentation/devicetree/bindings/media/renesas,fcp.txt
@@ -19,8 +19,11 @@  are paired with. These DT bindings currently support the FCPV and FCPF.
  - clocks: Reference to the functional clock
 
 Optional properties:
- - power-domains : power-domain property defined with a power domain specifier
-		   to respective power domain.
+ - memory-region: list of phandles referencing the lossy decompression reserved
+ 		  memory regions associated with the FCP, if any. Valid for FCPV
+		  and FCPVI instances only.
+ - power-domains: power-domain property defined with a power domain specifier
+		  to respective power domain.
 
 
 Device node example