[PATCH 1/2] dt-bindings: dma: altera-msgdma: make response port optional
From: Olivier Dautricourt <hidden>
Date: 2021-06-17 19:52:50
Also in:
dmaengine, lkml
Subsystem:
altera msgdma ip core driver, dma generic offload engine subsystem, open firmware and flattened device tree bindings, the rest · Maintainers:
Olivier Dautricourt, Vinod Koul, Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds
Response port is not required in some configuration of the IP core. Signed-off-by: Olivier Dautricourt <redacted> --- Documentation/devicetree/bindings/dma/altr,msgdma.yaml | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/Documentation/devicetree/bindings/dma/altr,msgdma.yaml b/Documentation/devicetree/bindings/dma/altr,msgdma.yaml
index a4f9fe23dcd9..b193ee2db4a7 100644
--- a/Documentation/devicetree/bindings/dma/altr,msgdma.yaml
+++ b/Documentation/devicetree/bindings/dma/altr,msgdma.yaml@@ -24,13 +24,15 @@ properties: items: - description: Control and Status Register Slave Port - description: Descriptor Slave Port - - description: Response Slave Port + - description: Response Slave Port (Optional) + minItems: 2 reg-names: items: - const: csr - const: desc - const: resp + minItems: 2 interrupts: maxItems: 1 --
2.31.0.rc2