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| author | Alexandre Belloni <alexandre.belloni@free-electrons.com> | 2016-09-22 00:09:34 +0200 |
|---|---|---|
| committer | Alexandre Belloni <alexandre.belloni@free-electrons.com> | 2016-11-07 23:43:26 +0100 |
| commit | e07fd0f67a43966b05222e81c938bc20db11a91d (patch) | |
| tree | 0c6fc54622262d8453d96d58a5564c156b5f086d /Documentation | |
| parent | memory: atmel-sdramc: use builtin_platform_driver to simplify the code (diff) | |
| download | linux-e07fd0f67a43966b05222e81c938bc20db11a91d.tar.xz linux-e07fd0f67a43966b05222e81c938bc20db11a91d.zip | |
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>
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/devicetree/bindings/arm/atmel-at91.txt | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/arm/atmel-at91.txt b/Documentation/devicetree/bindings/arm/atmel-at91.txt index e1f5ad855f14..29737b9b616e 100644 --- a/Documentation/devicetree/bindings/arm/atmel-at91.txt +++ b/Documentation/devicetree/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>; + }; |