diff mbox

[1/5] Documentation: dt: atmel-at91: Document secumod bindings

Message ID 20160831161108.8780-2-alexandre.belloni@free-electrons.com
State Not Applicable, archived
Headers show

Commit Message

Alexandre Belloni Aug. 31, 2016, 4:11 p.m. UTC
A security module is available starting with sama5d2, add its bindings.

Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
---
Cc: Rob Herring <robh+dt@kernel.org>
Cc: devicetree@vger.kernel.org
 Documentation/devicetree/bindings/arm/atmel-at91.txt | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

Comments

Rob Herring Sept. 6, 2016, 9:43 p.m. UTC | #1
On Wed, Aug 31, 2016 at 06:11:04PM +0200, Alexandre Belloni wrote:
> A security module is available starting with sama5d2, add its bindings.
> 
> Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
> ---
> Cc: Rob Herring <robh+dt@kernel.org>
> Cc: devicetree@vger.kernel.org
>  Documentation/devicetree/bindings/arm/atmel-at91.txt | 17 +++++++++++++++++
>  1 file changed, 17 insertions(+)

Acked-by: Rob Herring <robh@kernel.org>
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diff mbox

Patch

diff --git a/Documentation/devicetree/bindings/arm/atmel-at91.txt b/Documentation/devicetree/bindings/arm/atmel-at91.txt
index e1f5ad855f14..eea1f44d5666 100644
--- a/Documentation/devicetree/bindings/arm/atmel-at91.txt
+++ b/Documentation/devicetree/bindings/arm/atmel-at91.txt
@@ -225,3 +225,20 @@  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>;
+	};
+