[PATCH 1/5] Documentation: dt: atmel-at91: Document secumod bindings
From: Alexandre Belloni <hidden>
Date: 2016-08-31 16:11:22
Also in:
linux-devicetree, lkml
Subsystem:
open firmware and flattened device tree bindings, the rest · Maintainers:
Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds
A security module is available starting with sama5d2, add its bindings. Signed-off-by: Alexandre Belloni <redacted> --- Cc: Rob Herring <robh+dt@kernel.org> Cc: devicetree at vger.kernel.org Documentation/devicetree/bindings/arm/atmel-at91.txt | 17 +++++++++++++++++ 1 file changed, 17 insertions(+)
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 at fc040000 { + compatible = "atmel,sama5d2-secumod", "syscon"; + reg = <0xfc040000 0x100>; + }; +
--
2.9.3