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Commit e07fd0f6 authored by Alexandre Belloni's avatar Alexandre Belloni
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Documentation: dt: atmel-at91: Document secumod bindings 



A security module is available starting with sama5d2, add its bindings.

Signed-off-by: default avatarAlexandre Belloni <alexandre.belloni@free-electrons.com>
Acked-by: default avatarRob Herring <robh@kernel.org>
parent af692400

Documentation/devicetree/bindings/arm/atmel-at91.txt

+16 −0
Original line number Diff line number Diff line
@@ -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>;

	};