[PATCH v4 09/14] dt-bindings: display: Add max-memory-bandwidth property for mxsfb

Robert Chiras robert.chiras at nxp.com
Thu Aug 29 11:30:10 UTC 2019


Add new optional property 'max-memory-bandwidth', to limit the maximum
bandwidth used by the MXSFB_DRM driver.

Signed-off-by: Robert Chiras <robert.chiras at nxp.com>
Tested-by: Guido Günther <agx at sigxcpu.org>
Reviewed-by: Rob Herring <robh at kernel.org>
---
 Documentation/devicetree/bindings/display/mxsfb.txt | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/Documentation/devicetree/bindings/display/mxsfb.txt b/Documentation/devicetree/bindings/display/mxsfb.txt
index 472e1ea..c8dca50 100644
--- a/Documentation/devicetree/bindings/display/mxsfb.txt
+++ b/Documentation/devicetree/bindings/display/mxsfb.txt
@@ -14,6 +14,11 @@ Required properties:
     - "pix" for the LCDIF block clock
     - (MX6SX-only) "axi", "disp_axi" for the bus interface clock
 
+Optional properties:
+- max-memory-bandwidth: maximum bandwidth in bytes per second that the
+	controller can handle; if not present, the memory
+	interface is fast enough to handle all possible video modes
+
 Required sub-nodes:
   - port: The connection to an encoder chip.
 
-- 
2.7.4



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