The mv64xxx-i2c embedded in the Armada XP have a new feature to
offload i2c transaction. This new version of the IP come also with
some errata. This lead to the introduction to a another compatible
string.
This commit updates the Device Tree binding documentation accordingly.
Signed-off-by: Gregory CLEMENT <gregory.clement@xxxxxxxxxxxxxxxxxx>
---
Changelog v6 -> v7:
- only keep "marvell,mv7230-i2c" for compatible name
- replace "For a controller which support the I2C Transaction
Generator" by "For the Armada XP" in the examples
Documentation/devicetree/bindings/i2c/i2c-mv64xxx.txt | 10 ++++++++++
1 file changed, 10 insertions(+)
diff --git a/Documentation/devicetree/bindings/i2c/i2c-mv64xxx.txt b/Documentation/devicetree/bindings/i2c/i2c-mv64xxx.txt
index 6113f92..73cdc03 100644
--- a/Documentation/devicetree/bindings/i2c/i2c-mv64xxx.txt
+++ b/Documentation/devicetree/bindings/i2c/i2c-mv64xxx.txt
@@ -5,6 +5,7 @@ Required properties :
- reg : Offset and length of the register set for the device
- compatible : Should be "marvell,mv64xxx-i2c" or "allwinner,sun4i-i2c"
+ or "marvell,mv7230-i2c"
- interrupts : The interrupt number
Optional properties :
@@ -20,3 +21,12 @@ Examples:
interrupts = <29>;
clock-frequency = <100000>;
};
+
+For the Armada XP:
+
+ i2c@11000 {
+ compatible = "marvell,mv78230-i2c", "marvell,mv64xxx-i2c";
+ reg = <0x11000 0x100>;
+ interrupts = <29>;
+ clock-frequency = <100000>;
+ };
--
1.8.1.2
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