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authorStephen Warren <swarren@nvidia.com>2013-11-12 00:04:19 +0400
committerStephen Warren <swarren@nvidia.com>2013-12-12 03:42:23 +0400
commited520c90b3c0453e687404c6028366fdb593d35e (patch)
treec35438d79c87ba907b5118cde2aebfb71b42fcd8 /Documentation/devicetree/bindings/i2c/nvidia,tegra20-i2c.txt
parent07999587b7bbedbb6556c94f70227a99e66f19aa (diff)
downloadlinux-ed520c90b3c0453e687404c6028366fdb593d35e.tar.xz
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/nvidia,tegra20-i2c.txt')
-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 10d2afdb76f4..87507e9ce6db 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";
};