diff --git a/doc/device-tree-bindings/misc/atsha204.txt b/doc/device-tree-bindings/misc/atsha204.txt
new file mode 100644
index 0000000000..3adc12112f
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+Atmel ATSHA204 and ATSHA204A i2c h/w symmetric crypto module
+
+Required properties:
+- compatible : should be "atmel,atsha204" or "atmel,atsha204a"