linux/Documentation/devicetree/bindings/arm/samsung-boards.txt
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Prefs
   1* Samsung's Exynos4210 based SMDKV310 evaluation board
   2
   3SMDKV310 evaluation board is based on Samsung's Exynos4210 SoC.
   4
   5Required root node properties:
   6    - compatible = should be one or more of the following.
   7        (a) "samsung,smdkv310" - for Samsung's SMDKV310 eval board.
   8        (b) "samsung,exynos4210"  - for boards based on Exynos4210 SoC.
   9
  10Optional:
  11    - firmware node, specifying presence and type of secure firmware:
  12        - compatible: only "samsung,secure-firmware" is currently supported
  13        - reg: address of non-secure SYSRAM used for communication with firmware
  14
  15        firmware@0203F000 {
  16                compatible = "samsung,secure-firmware";
  17                reg = <0x0203F000 0x1000>;
  18        };
  19