Allow the driver to be a module since builtin_pci_driver funtionality is no
longer needed.
Signed-off-by: NSrinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
Signed-off-by: NRajneesh Bhardwaj <rajneesh.bhardwaj@intel.com>
Signed-off-by: NAndy Shevchenko <andriy.shevchenko@linux.intel.com>