Documentation: dt: atmel-at91: Document secumod bindings

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

Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Acked-by: Rob Herring <robh@kernel.org>
This commit is contained in:
Alexandre Belloni 2016-09-22 00:09:34 +02:00
parent af69240060
commit e07fd0f67a

View File

@ -225,3 +225,19 @@ required properties:
compatible = "atmel,sama5d3-sfr", "syscon"; compatible = "atmel,sama5d3-sfr", "syscon";
reg = <0xf0038000 0x60>; 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>;
};