Documentation/devicetree/bindings/misc/smc.txt

   1 Broadcom Secure Monitor Bounce buffer
   2 -----------------------------------------------------
   3 This binding defines the location of the bounce buffer
   4 used for non-secure to secure communications.
   5
   6 Required properties:
   7 - compatible : "bcm,kona-smc"
   8 - reg : Location and size of bounce buffer
   9
  10 Example:
  11         smc@0x3404c000 {
  12                 compatible = "bcm,bcm11351-smc", "bcm,kona-smc";
  13                 reg = <0x3404c000 0x400>; //1 KiB in SRAM
  14         };