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-rw-r--r--dts/Bindings/arm/atmel-at91.txt16
1 files changed, 16 insertions, 0 deletions
diff --git a/dts/Bindings/arm/atmel-at91.txt b/dts/Bindings/arm/atmel-at91.txt
index e1f5ad855f..29737b9b61 100644
--- a/dts/Bindings/arm/atmel-at91.txt
+++ b/dts/Bindings/arm/atmel-at91.txt
@@ -225,3 +225,19 @@ required properties:
compatible = "atmel,sama5d3-sfr", "syscon";
reg = <0xf0038000 0x60>;
};
+
+Security Module (SECUMOD)
+
+The Security Module macrocell provides all necessary secure functions to avoid
+voltage, temperature, frequency and mechanical attacks on the chip. It also
+embeds secure memories that can be scrambled
+
+required properties:
+- compatible: Should be "atmel,<chip>-secumod", "syscon".
+ <chip> can be "sama5d2".
+- reg: Should contain registers location and length
+
+ secumod@fc040000 {
+ compatible = "atmel,sama5d2-secumod", "syscon";
+ reg = <0xfc040000 0x100>;
+ };