drivers: of: Export of_reserved_mem_device_{init,release}

Export of_reserved_mem_device_{init,release} so that modules
can initialize and release their assigned per-device cma_area.

Signed-off-by: George G. Davis <[e-mail]>
[robh: s/EXPORT_SYMBOL/EXPORT_SYMBOL_GPL/]
Signed-off-by: Rob Herring <[e-mail]>

drivers/of/of_reserved_mem.c

···
 
 	return ret;
 }
+EXPORT_SYMBOL_GPL(of_reserved_mem_device_init);
 
 /**
  * of_reserved_mem_device_release() - release reserved memory device structures
···
 
 	rmem->ops->device_release(rmem, dev);
 }
+EXPORT_SYMBOL_GPL(of_reserved_mem_device_release);