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authorStephen Warren <swarren@nvidia.com>2013-11-11 13:04:19 -0700
committerStephen Warren <swarren@nvidia.com>2013-12-11 16:42:23 -0700
commited520c90b3c0453e687404c6028366fdb593d35e (patch)
treec35438d79c87ba907b5118cde2aebfb71b42fcd8 /Documentation/devicetree/bindings/i2c
parent07999587b7bbedbb6556c94f70227a99e66f19aa (diff)
downloadop-kernel-dev-ed520c90b3c0453e687404c6028366fdb593d35e.zip
op-kernel-dev-ed520c90b3c0453e687404c6028366fdb593d35e.tar.gz
ARM: tegra: document use of standard DMA DT bindings
Update all the Tegra DT bindings to require the standard dmas/dma-names properties rather than non-standard nvidia,dma-request-selector property. This is a DT-ABI-incompatible change. It is the second of two changes required for me to consider the Tegra DT bindings as stable, the other being the previous conversion to the common reset bindings. Signed-off-by: Stephen Warren <swarren@nvidia.com>
Diffstat (limited to 'Documentation/devicetree/bindings/i2c')
-rw-r--r--Documentation/devicetree/bindings/i2c/nvidia,tegra20-i2c.txt7
1 files changed, 7 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/i2c/nvidia,tegra20-i2c.txt b/Documentation/devicetree/bindings/i2c/nvidia,tegra20-i2c.txt
index 10d2afd..87507e9 100644
--- a/Documentation/devicetree/bindings/i2c/nvidia,tegra20-i2c.txt
+++ b/Documentation/devicetree/bindings/i2c/nvidia,tegra20-i2c.txt
@@ -51,6 +51,11 @@ Required properties:
See ../reset/reset.txt for details.
- reset-names: Must include the following entries:
- i2c
+- dmas: Must contain an entry for each entry in clock-names.
+ See ../dma/dma.txt for details.
+- dma-names: Must include the following entries:
+ - rx
+ - tx
Example:
@@ -64,5 +69,7 @@ Example:
clock-names = "div-clk", "fast-clk";
resets = <&tegra_car 12>;
reset-names = "i2c";
+ dmas = <&apbdma 16>, <&apbdma 16>;
+ dma-names = "rx", "tx";
status = "disabled";
};
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