Add a compatible string for the Atmel SHA204A I2C crypto processor.
Cc: Rob Herring <robh...@kernel.org>
Cc: Mark Rutland <mark.rutl...@arm.com>
Signed-off-by: Ard Biesheuvel <ard.biesheu...@linaro.org>
---
Documentation/devicetree/bindings/crypto/atmel-crypto.txt | 13 +++++++++++++
1 file changed, 13 insertions(+)
diff --git a/Documentation/devicetree/bindings/crypto/atmel-crypto.txt
b/Documentation/devicetree/bindings/crypto/atmel-crypto.txt
index 6b458bb2440d..a93d4b024d0e 100644
--- a/Documentation/devicetree/bindings/crypto/atmel-crypto.txt
+++ b/Documentation/devicetree/bindings/crypto/atmel-crypto.txt
@@ -79,3 +79,16 @@ atecc508a@c0 {
compatible = "atmel,atecc508a";
reg = <0xC0>;
};
+
+* Symmetric Cryptography (I2C)
+
+Required properties:
+- compatible : must be "atmel,atsha204a".
+- reg: I2C bus address of the device.
+- clock-frequency: must be present in the i2c controller node.
+
+Example:
+atsha204a@c0 {
+ compatible = "atmel,atsha204a";
+ reg = <0xC0>;
+};
--
2.20.1
