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-rw-r--r--Documentation/devicetree/bindings/arm/samsung-boards.txt10
1 files changed, 10 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/arm/samsung-boards.txt b/Documentation/devicetree/bindings/arm/samsung-boards.txt
index 0bf68be56fd1..2168ed31e1b0 100644
--- a/Documentation/devicetree/bindings/arm/samsung-boards.txt
+++ b/Documentation/devicetree/bindings/arm/samsung-boards.txt
@@ -6,3 +6,13 @@ Required root node properties:
- compatible = should be one or more of the following.
(a) "samsung,smdkv310" - for Samsung's SMDKV310 eval board.
(b) "samsung,exynos4210" - for boards based on Exynos4210 SoC.
+
+Optional:
+ - firmware node, specifying presence and type of secure firmware:
+ - compatible: only "samsung,secure-firmware" is currently supported
+ - reg: address of non-secure SYSRAM used for communication with firmware
+
+ firmware@0203F000 {
+ compatible = "samsung,secure-firmware";
+ reg = <0x0203F000 0x1000>;
+ };
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