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-rw-r--r--Documentation/devicetree/bindings/dma/ste-dma40.txt2
1 files changed, 2 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/dma/ste-dma40.txt b/Documentation/devicetree/bindings/dma/ste-dma40.txt
index aa272d866f6e..bea5b73a7390 100644
--- a/Documentation/devicetree/bindings/dma/ste-dma40.txt
+++ b/Documentation/devicetree/bindings/dma/ste-dma40.txt
@@ -11,6 +11,7 @@ Required properties:
Optional properties:
- dma-channels: Number of channels supported by hardware - if not present
the driver will attempt to obtain the information from H/W
+- disabled-channels: Channels which can not be used
Example:
@@ -23,6 +24,7 @@ Example:
#dma-cells = <2>;
memcpy-channels = <56 57 58 59 60>;
+ disabled-channels = <12>;
dma-channels = <8>;
};