* [[PATCH] 4/9] Documentation-DTbindings-DMA-controller-of-AST2500
@ 2018-10-17 4:11 sudheer.v
0 siblings, 0 replies; only message in thread
From: sudheer.v @ 2018-10-17 4:11 UTC (permalink / raw)
To: Vinod Koul, Rob Herring, Mark Rutland, Greg Kroah-Hartman,
Joel Stanley, Andrew Jeffery, Russell King, Dan Williams,
Jiri Slaby, Thomas Gleixner, Marc Zyngier, Benjamin Herrenschmidt,
Christian Borntraeger, Michael Moese, Hendrik Brueckner,
Kate Stewart, Philippe Ombredanne, dmaengine, devicetree,
linux-kernel, linux-serial, linux-arm-kernel, linux-aspeed
Cc: sudheer.v, Sudheer V, ShivahShankar Shakarnarayan rao
Signed-off-by: sudheer.v <open.sudheer@gmail.com>
---
.../devicetree/bindings/dma/ast-uart-sdma.txt | 23 ++++++++++++++++++++++
1 file changed, 23 insertions(+)
create mode 100644 Documentation/devicetree/bindings/dma/ast-uart-sdma.txt
diff --git a/Documentation/devicetree/bindings/dma/ast-uart-sdma.txt b/Documentation/devicetree/bindings/dma/ast-uart-sdma.txt
new file mode 100644
index 0000000..e770df2
--- /dev/null
+++ b/Documentation/devicetree/bindings/dma/ast-uart-sdma.txt
@@ -0,0 +1,23 @@
+* Aspeed Direct Memory Access (DMA) Controller for AST25XX
+
+
+* DMA controller
+
+Required properties:
+- compatible : Should be "aspeed,ast-uart-sdma"
+- reg : Should contain SDMA registers location and length
+- interrupts : Should contain SDMA interrupt
+- dma-channels: number of DMA channels in DMA controller
+
+Optional properties:
+
+Example
+ ast_uart_sdma: uart_sdma@1e79e000 {
+ compatible = "aspeed,ast-uart-sdma";
+ reg = <0x1e79e000 0x400>;
+ interrupts = <50>;
+ #dma-cells = <1>;
+ dma-channels = <8>;
+ status = "disabled";
+ };
+
^ permalink raw reply related [flat|nested] only message in thread
only message in thread, other threads:[~2018-10-17 4:11 UTC | newest]
Thread overview: (only message) (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2018-10-17 4:11 [[PATCH] 4/9] Documentation-DTbindings-DMA-controller-of-AST2500 sudheer.v
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox