#include <linux/module.h>
  #include <linux/of_device.h>
  
  /* This is a dummy device table linked into all of the crypto
   * opcode drivers.  It serves to trigger the module autoloading
   * mechanisms in userspace which scan the OF device tree and
   * load any modules which have device table entries that
   * match OF device nodes.
   */
  static const struct of_device_id crypto_opcode_match[] = {
  	{ .name = "cpu", .compatible = "sun4v", },
  	{},
  };
  MODULE_DEVICE_TABLE(of, crypto_opcode_match);